/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf -i ../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 02:21:26,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 02:21:26,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 02:21:26,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-22 02:21:26,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-22 02:21:26,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-22 02:21:26,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-22 02:21:26,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-22 02:21:26,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-22 02:21:26,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-22 02:21:26,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-22 02:21:26,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-22 02:21:26,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 02:21:26,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 02:21:26,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 02:21:26,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 02:21:26,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 02:21:26,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 02:21:26,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 02:21:26,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 02:21:26,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 02:21:26,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 02:21:26,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 02:21:26,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 02:21:26,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-22 02:21:26,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 02:21:26,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 02:21:26,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 02:21:26,485 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-22 02:21:26,512 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 02:21:26,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 02:21:26,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 02:21:26,518 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-22 02:21:26,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 02:21:26,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-22 02:21:26,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 02:21:26,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 02:21:26,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 02:21:26,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 02:21:26,520 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-22 02:21:26,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 02:21:26,521 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 02:21:26,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 02:21:26,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 02:21:26,522 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 02:21:26,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 02:21:26,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 02:21:26,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 02:21:26,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 02:21:26,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 02:21:26,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 02:21:26,523 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-22 02:21:26,524 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-22 02:21:26,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 02:21:26,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 02:21:26,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 02:21:26,944 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 02:21:26,947 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 02:21:26,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2021-02-22 02:21:27,026 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7234485a/c0a31f635cc04ef9bde4d037a8a57298/FLAG61458e990 [2021-02-22 02:21:27,716 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 02:21:27,717 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2021-02-22 02:21:27,726 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7234485a/c0a31f635cc04ef9bde4d037a8a57298/FLAG61458e990 [2021-02-22 02:21:28,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7234485a/c0a31f635cc04ef9bde4d037a8a57298 [2021-02-22 02:21:28,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 02:21:28,068 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 02:21:28,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 02:21:28,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 02:21:28,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 02:21:28,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 02:21:28" (1/1) ... [2021-02-22 02:21:28,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42dd35dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:28, skipping insertion in model container [2021-02-22 02:21:28,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 02:21:28" (1/1) ... [2021-02-22 02:21:28,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 02:21:28,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 02:21:28,267 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2021-02-22 02:21:28,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 02:21:28,322 INFO L203 MainTranslator]: Completed pre-run [2021-02-22 02:21:28,336 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2021-02-22 02:21:28,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 02:21:28,385 INFO L208 MainTranslator]: Completed translation [2021-02-22 02:21:28,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:28 WrapperNode [2021-02-22 02:21:28,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 02:21:28,387 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-22 02:21:28,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-22 02:21:28,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-22 02:21:28,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:28" (1/1) ... [2021-02-22 02:21:28,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:28" (1/1) ... [2021-02-22 02:21:28,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:28" (1/1) ... [2021-02-22 02:21:28,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:28" (1/1) ... [2021-02-22 02:21:28,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:28" (1/1) ... [2021-02-22 02:21:28,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:28" (1/1) ... [2021-02-22 02:21:28,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:28" (1/1) ... [2021-02-22 02:21:28,439 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-22 02:21:28,441 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-22 02:21:28,441 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-22 02:21:28,441 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-22 02:21:28,442 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 02:21:28,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-22 02:21:28,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-22 02:21:28,543 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-22 02:21:28,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-02-22 02:21:28,543 INFO L138 BoogieDeclarations]: Found implementation of procedure r_strncpy [2021-02-22 02:21:28,544 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_expression_list [2021-02-22 02:21:28,544 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-22 02:21:28,544 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-22 02:21:28,544 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-22 02:21:28,544 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-22 02:21:28,544 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-22 02:21:28,545 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-22 02:21:28,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-22 02:21:28,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2021-02-22 02:21:28,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-22 02:21:28,545 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2021-02-22 02:21:28,545 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-02-22 02:21:28,546 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-02-22 02:21:28,546 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-02-22 02:21:28,546 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy_ptr [2021-02-22 02:21:28,546 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2021-02-22 02:21:28,546 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2021-02-22 02:21:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-02-22 02:21:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-02-22 02:21:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-02-22 02:21:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-02-22 02:21:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2021-02-22 02:21:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2021-02-22 02:21:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2021-02-22 02:21:28,548 INFO L130 BoogieDeclarations]: Found specification of procedure strrand [2021-02-22 02:21:28,548 INFO L130 BoogieDeclarations]: Found specification of procedure istrrand [2021-02-22 02:21:28,548 INFO L130 BoogieDeclarations]: Found specification of procedure istrchr [2021-02-22 02:21:28,548 INFO L130 BoogieDeclarations]: Found specification of procedure istrrchr [2021-02-22 02:21:28,548 INFO L130 BoogieDeclarations]: Found specification of procedure istrncmp [2021-02-22 02:21:28,548 INFO L130 BoogieDeclarations]: Found specification of procedure istrstr [2021-02-22 02:21:28,549 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncpy [2021-02-22 02:21:28,549 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcpy [2021-02-22 02:21:28,549 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcat [2021-02-22 02:21:28,549 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncat [2021-02-22 02:21:28,549 INFO L130 BoogieDeclarations]: Found specification of procedure r_memcpy [2021-02-22 02:21:28,549 INFO L130 BoogieDeclarations]: Found specification of procedure parse_expression_list [2021-02-22 02:21:28,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-22 02:21:28,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-22 02:21:28,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-22 02:21:28,550 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-22 02:21:28,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-22 02:21:28,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-22 02:21:28,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-22 02:21:29,337 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-22 02:21:29,338 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-02-22 02:21:29,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 02:21:29 BoogieIcfgContainer [2021-02-22 02:21:29,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-22 02:21:29,342 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-22 02:21:29,342 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-22 02:21:29,345 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-22 02:21:29,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 02:21:28" (1/3) ... [2021-02-22 02:21:29,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a66e1f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 02:21:29, skipping insertion in model container [2021-02-22 02:21:29,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:28" (2/3) ... [2021-02-22 02:21:29,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a66e1f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 02:21:29, skipping insertion in model container [2021-02-22 02:21:29,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 02:21:29" (3/3) ... [2021-02-22 02:21:29,352 INFO L111 eAbstractionObserver]: Analyzing ICFG veris.c_OpenSER_cases1_stripFullBoth_arr.i [2021-02-22 02:21:29,358 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-22 02:21:29,363 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-22 02:21:29,381 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-22 02:21:29,407 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-22 02:21:29,408 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-22 02:21:29,408 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-22 02:21:29,408 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-22 02:21:29,408 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-22 02:21:29,408 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-22 02:21:29,408 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-22 02:21:29,409 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-22 02:21:29,430 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2021-02-22 02:21:29,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-02-22 02:21:29,443 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:21:29,444 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 02:21:29,445 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:21:29,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:21:29,451 INFO L82 PathProgramCache]: Analyzing trace with hash -364003915, now seen corresponding path program 1 times [2021-02-22 02:21:29,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:21:29,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1297725807] [2021-02-22 02:21:29,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:21:29,538 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:21:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:21:29,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:29,676 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:29,677 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:29,678 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:29,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:21:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:21:29,741 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:29,742 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:29,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-02-22 02:21:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:21:29,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:29,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:29,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:21:29,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1297725807] [2021-02-22 02:21:29,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:21:29,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-22 02:21:29,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175350439] [2021-02-22 02:21:29,787 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-22 02:21:29,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:21:29,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-22 02:21:29,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-22 02:21:29,810 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 3 states. [2021-02-22 02:21:30,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:21:30,164 INFO L93 Difference]: Finished difference Result 259 states and 295 transitions. [2021-02-22 02:21:30,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-22 02:21:30,166 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2021-02-22 02:21:30,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:21:30,175 INFO L225 Difference]: With dead ends: 259 [2021-02-22 02:21:30,176 INFO L226 Difference]: Without dead ends: 115 [2021-02-22 02:21:30,181 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-22 02:21:30,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2021-02-22 02:21:30,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2021-02-22 02:21:30,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2021-02-22 02:21:30,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 125 transitions. [2021-02-22 02:21:30,243 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 125 transitions. Word has length 55 [2021-02-22 02:21:30,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:21:30,244 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 125 transitions. [2021-02-22 02:21:30,244 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-02-22 02:21:30,244 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 125 transitions. [2021-02-22 02:21:30,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-02-22 02:21:30,248 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:21:30,248 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 02:21:30,248 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-22 02:21:30,248 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:21:30,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:21:30,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1804281577, now seen corresponding path program 1 times [2021-02-22 02:21:30,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:21:30,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [811260959] [2021-02-22 02:21:30,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:21:30,254 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:21:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:21:30,315 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,316 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:30,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,317 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:21:30,321 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,321 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:30,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:21:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:21:30,352 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,353 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:30,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-02-22 02:21:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:21:30,360 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,361 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:30,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:21:30,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [811260959] [2021-02-22 02:21:30,369 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:21:30,369 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-22 02:21:30,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666108129] [2021-02-22 02:21:30,370 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-22 02:21:30,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:21:30,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-22 02:21:30,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-22 02:21:30,372 INFO L87 Difference]: Start difference. First operand 115 states and 125 transitions. Second operand 4 states. [2021-02-22 02:21:30,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:21:30,590 INFO L93 Difference]: Finished difference Result 216 states and 236 transitions. [2021-02-22 02:21:30,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-22 02:21:30,591 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 67 [2021-02-22 02:21:30,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:21:30,593 INFO L225 Difference]: With dead ends: 216 [2021-02-22 02:21:30,594 INFO L226 Difference]: Without dead ends: 121 [2021-02-22 02:21:30,596 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-22 02:21:30,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-02-22 02:21:30,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 116. [2021-02-22 02:21:30,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2021-02-22 02:21:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 126 transitions. [2021-02-22 02:21:30,624 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 126 transitions. Word has length 67 [2021-02-22 02:21:30,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:21:30,627 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 126 transitions. [2021-02-22 02:21:30,628 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-22 02:21:30,628 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 126 transitions. [2021-02-22 02:21:30,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-02-22 02:21:30,631 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:21:30,632 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 02:21:30,632 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-22 02:21:30,633 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:21:30,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:21:30,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1279655060, now seen corresponding path program 1 times [2021-02-22 02:21:30,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:21:30,635 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1746840773] [2021-02-22 02:21:30,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:21:30,672 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,692 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-22 02:21:30,700 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,703 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-22 02:21:30,717 WARN L141 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-02-22 02:21:30,737 INFO L723 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2021-02-22 02:21:30,750 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:21:30,755 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,764 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-22 02:21:30,768 WARN L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-02-22 02:21:30,776 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.0 percent of original size [2021-02-22 02:21:30,785 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.0 percent of original size 50 [2021-02-22 02:21:30,787 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2021-02-22 02:21:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:21:30,937 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,938 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:30,939 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,940 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:30,945 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,947 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:30,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:21:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:21:30,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:30,994 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:30,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-02-22 02:21:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:21:31,004 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,005 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:31,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:21:31,019 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:21:31,028 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,030 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-22 02:21:31,031 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-22 02:21:31,033 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,033 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:21:31,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-22 02:21:31,054 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:21:31,056 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,057 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-22 02:21:31,058 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-22 02:21:31,084 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:21:31,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-22 02:21:31,090 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-02-22 02:21:31,094 WARN L860 $PredicateComparison]: unable to prove that (and (< c_main_~i~1 8) (exists ((|v_main_#t~nondet24_9| Int) (|v_#memory_int_26| (Array Int (Array Int Int)))) (and (<= |v_main_#t~nondet24_9| 127) (= |c_#memory_int| (store |v_#memory_int_26| |c_main_~#A~0.base| (store (select |v_#memory_int_26| |c_main_~#A~0.base|) (+ c_main_~i~1 |c_main_~#A~0.offset|) |v_main_#t~nondet24_9|))) (<= 0 (+ |v_main_#t~nondet24_9| 128))))) is different from true [2021-02-22 02:21:31,096 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:21:31,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,100 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-22 02:21:31,101 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-22 02:21:31,131 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:21:31,140 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,145 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-22 02:21:31,149 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-22 02:21:31,178 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:21:31,186 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-22 02:21:31,188 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-02-22 02:21:31,220 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,220 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:31,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-22 02:21:31,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,225 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:21:31,226 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:21:31,228 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,228 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-22 02:21:31,229 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-22 02:21:31,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:21:31,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-22 02:21:31,254 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-22 02:21:31,276 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:21:31,278 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:21:31,279 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-22 02:21:31,280 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-22 02:21:31,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1746840773] [2021-02-22 02:21:31,309 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:21:31,309 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-02-22 02:21:31,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686940447] [2021-02-22 02:21:31,310 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-02-22 02:21:31,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:21:31,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-02-22 02:21:31,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=120, Unknown=7, NotChecked=22, Total=182 [2021-02-22 02:21:31,311 INFO L87 Difference]: Start difference. First operand 116 states and 126 transitions. Second operand 14 states. [2021-02-22 02:21:31,410 WARN L860 $PredicateComparison]: unable to prove that (and (< c_main_~i~1 8) (exists ((|v_main_#t~nondet24_9| Int) (|v_#memory_int_26| (Array Int (Array Int Int)))) (and (<= |v_main_#t~nondet24_9| 127) (<= 0 (+ |v_main_#t~nondet24_9| 128)) (= (store |v_#memory_int_26| |c_main_~#A~0.base| (store (select |v_#memory_int_26| |c_main_~#A~0.base|) (+ c_main_~i~1 |c_main_~#A~0.offset| (- 1)) |v_main_#t~nondet24_9|)) |c_#memory_int|))) (< c_main_~i~1 9)) is different from true [2021-02-22 02:21:31,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:21:31,840 INFO L93 Difference]: Finished difference Result 204 states and 225 transitions. [2021-02-22 02:21:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-22 02:21:31,840 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 74 [2021-02-22 02:21:31,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:21:31,841 INFO L225 Difference]: With dead ends: 204 [2021-02-22 02:21:31,841 INFO L226 Difference]: Without dead ends: 0 [2021-02-22 02:21:31,843 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=8, NotChecked=58, Total=306 [2021-02-22 02:21:31,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-22 02:21:31,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-22 02:21:31,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-22 02:21:31,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-22 02:21:31,844 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2021-02-22 02:21:31,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:21:31,844 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-22 02:21:31,844 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-02-22 02:21:31,844 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-22 02:21:31,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-22 02:21:31,845 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-22 02:21:31,847 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-22 02:21:32,457 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2021-02-22 02:21:32,458 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 12) no Hoare annotation was computed. [2021-02-22 02:21:32,458 INFO L189 CegarLoopUtils]: For program point L12-1(line 12) no Hoare annotation was computed. [2021-02-22 02:21:32,458 INFO L189 CegarLoopUtils]: For program point L12-2(line 12) no Hoare annotation was computed. [2021-02-22 02:21:32,458 INFO L189 CegarLoopUtils]: For program point L12-3(line 12) no Hoare annotation was computed. [2021-02-22 02:21:32,458 INFO L192 CegarLoopUtils]: At program point L68-3(line 68) the Hoare annotation is: true [2021-02-22 02:21:32,459 INFO L192 CegarLoopUtils]: At program point L68-4(line 68) the Hoare annotation is: true [2021-02-22 02:21:32,459 INFO L192 CegarLoopUtils]: At program point L68-6(line 68) the Hoare annotation is: true [2021-02-22 02:21:32,459 INFO L192 CegarLoopUtils]: At program point L68-7(line 68) the Hoare annotation is: true [2021-02-22 02:21:32,459 INFO L185 CegarLoopUtils]: At program point L60(line 60) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-22 02:21:32,459 INFO L185 CegarLoopUtils]: At program point L60-1(line 60) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-22 02:21:32,459 INFO L185 CegarLoopUtils]: At program point L60-2(line 60) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-22 02:21:32,459 INFO L192 CegarLoopUtils]: At program point L77(line 77) the Hoare annotation is: true [2021-02-22 02:21:32,460 INFO L192 CegarLoopUtils]: At program point L77-1(line 77) the Hoare annotation is: true [2021-02-22 02:21:32,460 INFO L185 CegarLoopUtils]: At program point L61(line 61) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-22 02:21:32,460 INFO L192 CegarLoopUtils]: At program point L61-1(lines 59 86) the Hoare annotation is: true [2021-02-22 02:21:32,460 INFO L192 CegarLoopUtils]: At program point L61-2(line 61) the Hoare annotation is: true [2021-02-22 02:21:32,460 INFO L192 CegarLoopUtils]: At program point L61-3(line 61) the Hoare annotation is: true [2021-02-22 02:21:32,460 INFO L192 CegarLoopUtils]: At program point L61-4(line 61) the Hoare annotation is: true [2021-02-22 02:21:32,461 INFO L192 CegarLoopUtils]: At program point L61-5(line 61) the Hoare annotation is: true [2021-02-22 02:21:32,461 INFO L192 CegarLoopUtils]: At program point L61-6(line 61) the Hoare annotation is: true [2021-02-22 02:21:32,462 INFO L192 CegarLoopUtils]: At program point L61-7(line 61) the Hoare annotation is: true [2021-02-22 02:21:32,462 INFO L192 CegarLoopUtils]: At program point L61-8(line 61) the Hoare annotation is: true [2021-02-22 02:21:32,462 INFO L192 CegarLoopUtils]: At program point L61-9(line 61) the Hoare annotation is: true [2021-02-22 02:21:32,462 INFO L192 CegarLoopUtils]: At program point L78(lines 72 81) the Hoare annotation is: true [2021-02-22 02:21:32,462 INFO L192 CegarLoopUtils]: At program point L70-1(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,462 INFO L192 CegarLoopUtils]: At program point L70-2(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,463 INFO L192 CegarLoopUtils]: At program point L70-3(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,463 INFO L192 CegarLoopUtils]: At program point L70-4(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,463 INFO L192 CegarLoopUtils]: At program point L70-6(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,464 INFO L192 CegarLoopUtils]: At program point L70-7(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,464 INFO L192 CegarLoopUtils]: At program point L62(line 62) the Hoare annotation is: true [2021-02-22 02:21:32,464 INFO L192 CegarLoopUtils]: At program point L70-8(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,464 INFO L192 CegarLoopUtils]: At program point L70-10(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,464 INFO L192 CegarLoopUtils]: At program point L70-11(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,465 INFO L192 CegarLoopUtils]: At program point L70-12(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,465 INFO L192 CegarLoopUtils]: At program point L70-13(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,465 INFO L192 CegarLoopUtils]: At program point L70-14(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,465 INFO L192 CegarLoopUtils]: At program point L70-16(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,465 INFO L192 CegarLoopUtils]: At program point L70-17(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,465 INFO L192 CegarLoopUtils]: At program point L70-18(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,465 INFO L192 CegarLoopUtils]: At program point L70-19(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,465 INFO L192 CegarLoopUtils]: At program point L70-20(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,466 INFO L192 CegarLoopUtils]: At program point L70-21(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,466 INFO L192 CegarLoopUtils]: At program point L70-22(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,466 INFO L192 CegarLoopUtils]: At program point L70-23(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,466 INFO L192 CegarLoopUtils]: At program point L70-24(line 70) the Hoare annotation is: true [2021-02-22 02:21:32,466 INFO L192 CegarLoopUtils]: At program point L71(line 71) the Hoare annotation is: true [2021-02-22 02:21:32,466 INFO L192 CegarLoopUtils]: At program point L71-1(line 71) the Hoare annotation is: true [2021-02-22 02:21:32,467 INFO L192 CegarLoopUtils]: At program point L71-2(line 71) the Hoare annotation is: true [2021-02-22 02:21:32,467 INFO L192 CegarLoopUtils]: At program point L71-4(line 71) the Hoare annotation is: true [2021-02-22 02:21:32,467 INFO L192 CegarLoopUtils]: At program point L71-5(line 71) the Hoare annotation is: true [2021-02-22 02:21:32,467 INFO L192 CegarLoopUtils]: At program point L71-6(line 71) the Hoare annotation is: true [2021-02-22 02:21:32,467 INFO L192 CegarLoopUtils]: At program point L71-7(line 71) the Hoare annotation is: true [2021-02-22 02:21:32,467 INFO L192 CegarLoopUtils]: At program point L71-8(line 71) the Hoare annotation is: true [2021-02-22 02:21:32,467 INFO L192 CegarLoopUtils]: At program point L71-9(line 71) the Hoare annotation is: true [2021-02-22 02:21:32,468 INFO L192 CegarLoopUtils]: At program point L63-1(lines 63 84) the Hoare annotation is: true [2021-02-22 02:21:32,468 INFO L192 CegarLoopUtils]: At program point L71-11(line 71) the Hoare annotation is: true [2021-02-22 02:21:32,468 INFO L192 CegarLoopUtils]: At program point L63-3(lines 63 84) the Hoare annotation is: true [2021-02-22 02:21:32,468 INFO L192 CegarLoopUtils]: At program point L71-12(line 71) the Hoare annotation is: true [2021-02-22 02:21:32,468 INFO L192 CegarLoopUtils]: At program point L63-4(lines 63 84) the Hoare annotation is: true [2021-02-22 02:21:32,469 INFO L192 CegarLoopUtils]: At program point L71-13(lines 65 83) the Hoare annotation is: true [2021-02-22 02:21:32,470 INFO L192 CegarLoopUtils]: At program point L80(line 80) the Hoare annotation is: true [2021-02-22 02:21:32,470 INFO L192 CegarLoopUtils]: At program point L64(line 64) the Hoare annotation is: true [2021-02-22 02:21:32,471 INFO L192 CegarLoopUtils]: At program point L64-1(line 64) the Hoare annotation is: true [2021-02-22 02:21:32,471 INFO L192 CegarLoopUtils]: At program point L73(lines 73 75) the Hoare annotation is: true [2021-02-22 02:21:32,471 INFO L192 CegarLoopUtils]: At program point L65(line 65) the Hoare annotation is: true [2021-02-22 02:21:32,471 INFO L192 CegarLoopUtils]: At program point L65-1(line 65) the Hoare annotation is: true [2021-02-22 02:21:32,472 INFO L192 CegarLoopUtils]: At program point L65-2(lines 65 83) the Hoare annotation is: true [2021-02-22 02:21:32,472 INFO L192 CegarLoopUtils]: At program point L65-3(lines 65 83) the Hoare annotation is: true [2021-02-22 02:21:32,473 INFO L192 CegarLoopUtils]: At program point L74(line 74) the Hoare annotation is: true [2021-02-22 02:21:32,473 INFO L192 CegarLoopUtils]: At program point L66(line 66) the Hoare annotation is: true [2021-02-22 02:21:32,473 INFO L192 CegarLoopUtils]: At program point parse_expression_listFINAL(lines 58 86) the Hoare annotation is: true [2021-02-22 02:21:32,473 INFO L185 CegarLoopUtils]: At program point parse_expression_listENTRY(lines 58 86) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-22 02:21:32,473 INFO L192 CegarLoopUtils]: At program point L67-1(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,473 INFO L192 CegarLoopUtils]: At program point L67-2(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,474 INFO L192 CegarLoopUtils]: At program point L67-4(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,474 INFO L192 CegarLoopUtils]: At program point L67-5(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,475 INFO L192 CegarLoopUtils]: At program point L67-6(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,475 INFO L192 CegarLoopUtils]: At program point L67-7(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,475 INFO L192 CegarLoopUtils]: At program point parse_expression_listEXIT(lines 58 86) the Hoare annotation is: true [2021-02-22 02:21:32,475 INFO L192 CegarLoopUtils]: At program point L67-8(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,475 INFO L192 CegarLoopUtils]: At program point L67-9(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,475 INFO L185 CegarLoopUtils]: At program point L67-11(line 67) the Hoare annotation is: |parse_expression_list_#t~short10| [2021-02-22 02:21:32,476 INFO L192 CegarLoopUtils]: At program point L67-12(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,476 INFO L192 CegarLoopUtils]: At program point L67-13(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,476 INFO L192 CegarLoopUtils]: At program point L67-14(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,476 INFO L192 CegarLoopUtils]: At program point L67-15(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,476 INFO L192 CegarLoopUtils]: At program point L84(lines 63 84) the Hoare annotation is: true [2021-02-22 02:21:32,476 INFO L192 CegarLoopUtils]: At program point L67-16(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,477 INFO L192 CegarLoopUtils]: At program point L84-1(line 84) the Hoare annotation is: true [2021-02-22 02:21:32,477 INFO L192 CegarLoopUtils]: At program point L67-17(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,477 INFO L192 CegarLoopUtils]: At program point L84-2(line 84) the Hoare annotation is: true [2021-02-22 02:21:32,477 INFO L192 CegarLoopUtils]: At program point L67-18(line 67) the Hoare annotation is: true [2021-02-22 02:21:32,477 INFO L192 CegarLoopUtils]: At program point L76(line 76) the Hoare annotation is: true [2021-02-22 02:21:32,477 INFO L192 CegarLoopUtils]: At program point L76-1(line 76) the Hoare annotation is: true [2021-02-22 02:21:32,477 INFO L192 CegarLoopUtils]: At program point L68(line 68) the Hoare annotation is: true [2021-02-22 02:21:32,479 INFO L192 CegarLoopUtils]: At program point L68-1(line 68) the Hoare annotation is: true [2021-02-22 02:21:32,480 INFO L192 CegarLoopUtils]: At program point L68-2(line 68) the Hoare annotation is: true [2021-02-22 02:21:32,480 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-22 02:21:32,480 INFO L192 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-02-22 02:21:32,482 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line 12) the Hoare annotation is: true [2021-02-22 02:21:32,482 INFO L192 CegarLoopUtils]: At program point L12(line 12) the Hoare annotation is: true [2021-02-22 02:21:32,483 INFO L192 CegarLoopUtils]: At program point L12-1(line 12) the Hoare annotation is: true [2021-02-22 02:21:32,483 INFO L192 CegarLoopUtils]: At program point L12-2(line 12) the Hoare annotation is: true [2021-02-22 02:21:32,484 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string0.offset| |old(#t~string0.offset)|) (= |old(#length)| |#length|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string0.base| |old(#t~string0.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2021-02-22 02:21:32,484 INFO L192 CegarLoopUtils]: At program point L12-3(line 12) the Hoare annotation is: true [2021-02-22 02:21:32,485 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-22 02:21:32,485 INFO L192 CegarLoopUtils]: At program point r_strncpyFINAL(line 42) the Hoare annotation is: true [2021-02-22 02:21:32,485 INFO L192 CegarLoopUtils]: At program point r_strncpyEXIT(line 42) the Hoare annotation is: true [2021-02-22 02:21:32,485 INFO L192 CegarLoopUtils]: At program point L42(line 42) the Hoare annotation is: true [2021-02-22 02:21:32,485 INFO L192 CegarLoopUtils]: At program point r_strncpyENTRY(line 42) the Hoare annotation is: true [2021-02-22 02:21:32,485 INFO L192 CegarLoopUtils]: At program point L42-1(line 42) the Hoare annotation is: true [2021-02-22 02:21:32,485 INFO L192 CegarLoopUtils]: At program point L42-2(line 42) the Hoare annotation is: true [2021-02-22 02:21:32,486 INFO L192 CegarLoopUtils]: At program point L42-3(line 42) the Hoare annotation is: true [2021-02-22 02:21:32,486 INFO L192 CegarLoopUtils]: At program point L42-4(line 42) the Hoare annotation is: true [2021-02-22 02:21:32,487 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-02-22 02:21:32,487 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-22 02:21:32,487 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-22 02:21:32,487 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-02-22 02:21:32,487 INFO L192 CegarLoopUtils]: At program point L95(line 95) the Hoare annotation is: true [2021-02-22 02:21:32,487 INFO L192 CegarLoopUtils]: At program point L93(line 93) the Hoare annotation is: true [2021-02-22 02:21:32,487 INFO L185 CegarLoopUtils]: At program point L91(line 91) the Hoare annotation is: (< main_~i~1 8) [2021-02-22 02:21:32,487 INFO L185 CegarLoopUtils]: At program point L91-1(line 91) the Hoare annotation is: (and (<= 0 (+ |main_#t~nondet24| 128)) (< main_~i~1 8) (<= |main_#t~nondet24| 127)) [2021-02-22 02:21:32,488 INFO L192 CegarLoopUtils]: At program point L89(line 89) the Hoare annotation is: true [2021-02-22 02:21:32,488 INFO L185 CegarLoopUtils]: At program point L91-2(line 91) the Hoare annotation is: (and (exists ((|v_#memory_int_26| (Array Int (Array Int Int)))) (= |#memory_int| (store |v_#memory_int_26| |main_~#A~0.base| (store (select |v_#memory_int_26| |main_~#A~0.base|) (+ main_~i~1 |main_~#A~0.offset|) |main_#t~nondet24|)))) (<= 0 (+ |main_#t~nondet24| 128)) (< main_~i~1 8) (<= |main_#t~nondet24| 127)) [2021-02-22 02:21:32,488 INFO L192 CegarLoopUtils]: At program point mainEXIT(lines 87 96) the Hoare annotation is: true [2021-02-22 02:21:32,488 INFO L192 CegarLoopUtils]: At program point L89-1(line 89) the Hoare annotation is: true [2021-02-22 02:21:32,488 INFO L192 CegarLoopUtils]: At program point L89-2(line 89) the Hoare annotation is: true [2021-02-22 02:21:32,488 INFO L192 CegarLoopUtils]: At program point mainFINAL(lines 87 96) the Hoare annotation is: true [2021-02-22 02:21:32,488 INFO L192 CegarLoopUtils]: At program point L94(line 94) the Hoare annotation is: true [2021-02-22 02:21:32,489 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 87 96) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-22 02:21:32,489 INFO L192 CegarLoopUtils]: At program point L94-1(line 94) the Hoare annotation is: true [2021-02-22 02:21:32,489 INFO L185 CegarLoopUtils]: At program point L90-2(lines 90 92) the Hoare annotation is: (and (< main_~i~1 8) (exists ((|v_main_#t~nondet24_9| Int) (|v_#memory_int_26| (Array Int (Array Int Int)))) (and (<= |v_main_#t~nondet24_9| 127) (= |#memory_int| (store |v_#memory_int_26| |main_~#A~0.base| (store (select |v_#memory_int_26| |main_~#A~0.base|) (+ main_~i~1 |main_~#A~0.offset|) |v_main_#t~nondet24_9|))) (<= 0 (+ |v_main_#t~nondet24_9| 128))))) [2021-02-22 02:21:32,489 INFO L185 CegarLoopUtils]: At program point L90-3(line 90) the Hoare annotation is: (and (< main_~i~1 8) (exists ((|v_main_#t~nondet24_9| Int) (|v_#memory_int_26| (Array Int (Array Int Int)))) (and (<= |v_main_#t~nondet24_9| 127) (= |#memory_int| (store |v_#memory_int_26| |main_~#A~0.base| (store (select |v_#memory_int_26| |main_~#A~0.base|) (+ main_~i~1 |main_~#A~0.offset|) |v_main_#t~nondet24_9|))) (<= 0 (+ |v_main_#t~nondet24_9| 128)))) (= main_~i~1 |main_#t~post23|)) [2021-02-22 02:21:32,490 INFO L185 CegarLoopUtils]: At program point L90-4(line 90) the Hoare annotation is: (and (= (+ |main_#t~post23| 1) main_~i~1) (< |main_#t~post23| 8) (exists ((|v_main_#t~nondet24_9| Int) (|v_#memory_int_26| (Array Int (Array Int Int)))) (and (<= |v_main_#t~nondet24_9| 127) (= |#memory_int| (store |v_#memory_int_26| |main_~#A~0.base| (store (select |v_#memory_int_26| |main_~#A~0.base|) (+ |main_#t~post23| |main_~#A~0.offset|) |v_main_#t~nondet24_9|))) (<= 0 (+ |v_main_#t~nondet24_9| 128))))) [2021-02-22 02:21:32,490 INFO L185 CegarLoopUtils]: At program point L90-5(lines 90 92) the Hoare annotation is: (or (and (exists ((|v_main_#t~nondet24_9| Int) (|v_#memory_int_26| (Array Int (Array Int Int)))) (and (<= |v_main_#t~nondet24_9| 127) (<= 0 (+ |v_main_#t~nondet24_9| 128)) (= (store |v_#memory_int_26| |main_~#A~0.base| (store (select |v_#memory_int_26| |main_~#A~0.base|) (+ main_~i~1 |main_~#A~0.offset| (- 1)) |v_main_#t~nondet24_9|)) |#memory_int|))) (< main_~i~1 9)) (= main_~i~1 0)) [2021-02-22 02:21:32,490 INFO L185 CegarLoopUtils]: At program point L90-6(lines 90 92) the Hoare annotation is: (and (exists ((|v_main_#t~nondet24_9| Int) (|v_#memory_int_26| (Array Int (Array Int Int)))) (and (<= |v_main_#t~nondet24_9| 127) (<= 0 (+ |v_main_#t~nondet24_9| 128)) (= (store |v_#memory_int_26| |main_~#A~0.base| (store (select |v_#memory_int_26| |main_~#A~0.base|) (+ main_~i~1 |main_~#A~0.offset| (- 1)) |v_main_#t~nondet24_9|)) |#memory_int|))) (< main_~i~1 9)) [2021-02-22 02:21:32,490 INFO L185 CegarLoopUtils]: At program point L16(line 16) the Hoare annotation is: (or (forall ((v_parse_expression_list_~j~0_21 Int) (v_parse_expression_list_~start~0_19 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (< v_parse_expression_list_~j~0_21 (+ v_parse_expression_list_~start~0_19 1)) 1 0)))) (and (= __VERIFIER_assert_~cond 0) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) [2021-02-22 02:21:32,491 INFO L185 CegarLoopUtils]: At program point L15(lines 15 17) the Hoare annotation is: (or (forall ((v_parse_expression_list_~j~0_21 Int) (v_parse_expression_list_~start~0_19 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (< v_parse_expression_list_~j~0_21 (+ v_parse_expression_list_~start~0_19 1)) 1 0)))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2021-02-22 02:21:32,491 INFO L185 CegarLoopUtils]: At program point L16-1(line 16) the Hoare annotation is: (forall ((v_parse_expression_list_~j~0_21 Int) (v_parse_expression_list_~start~0_19 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (< v_parse_expression_list_~j~0_21 (+ v_parse_expression_list_~start~0_19 1)) 1 0)))) [2021-02-22 02:21:32,491 INFO L192 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 14 19) the Hoare annotation is: true [2021-02-22 02:21:32,492 INFO L185 CegarLoopUtils]: At program point L15-2(lines 14 19) the Hoare annotation is: (or (forall ((v_parse_expression_list_~j~0_21 Int) (v_parse_expression_list_~start~0_19 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (< v_parse_expression_list_~j~0_21 (+ v_parse_expression_list_~start~0_19 1)) 1 0)))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2021-02-22 02:21:32,492 INFO L185 CegarLoopUtils]: At program point __VERIFIER_assertEXIT(lines 14 19) the Hoare annotation is: (or (forall ((v_parse_expression_list_~j~0_21 Int) (v_parse_expression_list_~start~0_19 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (< v_parse_expression_list_~j~0_21 (+ v_parse_expression_list_~start~0_19 1)) 1 0)))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2021-02-22 02:21:32,492 INFO L185 CegarLoopUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 16) the Hoare annotation is: (forall ((v_parse_expression_list_~j~0_21 Int) (v_parse_expression_list_~start~0_19 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (< v_parse_expression_list_~j~0_21 (+ v_parse_expression_list_~start~0_19 1)) 1 0)))) [2021-02-22 02:21:32,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] [2021-02-22 02:21:32,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] [2021-02-22 02:21:32,509 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_26,QUANTIFIED] [2021-02-22 02:21:32,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_26,QUANTIFIED] [2021-02-22 02:21:32,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] [2021-02-22 02:21:32,517 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] [2021-02-22 02:21:32,517 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] [2021-02-22 02:21:32,517 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_26,QUANTIFIED] [2021-02-22 02:21:32,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_26,QUANTIFIED] [2021-02-22 02:21:32,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] [2021-02-22 02:21:32,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~j~0_21,QUANTIFIED] [2021-02-22 02:21:32,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~start~0_19,QUANTIFIED] [2021-02-22 02:21:32,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.02 02:21:32 BoogieIcfgContainer [2021-02-22 02:21:32,525 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-22 02:21:32,531 INFO L168 Benchmark]: Toolchain (without parser) took 4469.93 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 126.4 MB in the beginning and 153.1 MB in the end (delta: -26.7 MB). Peak memory consumption was 98.3 MB. Max. memory is 8.0 GB. [2021-02-22 02:21:32,535 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 125.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 02:21:32,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.99 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 113.7 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-02-22 02:21:32,537 INFO L168 Benchmark]: Boogie Preprocessor took 52.36 ms. Allocated memory is still 151.0 MB. Free memory was 113.7 MB in the beginning and 111.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-02-22 02:21:32,542 INFO L168 Benchmark]: RCFGBuilder took 899.14 ms. Allocated memory is still 151.0 MB. Free memory was 111.5 MB in the beginning and 108.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-02-22 02:21:32,544 INFO L168 Benchmark]: TraceAbstraction took 3183.74 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 108.8 MB in the beginning and 153.1 MB in the end (delta: -44.3 MB). Peak memory consumption was 80.5 MB. Max. memory is 8.0 GB. [2021-02-22 02:21:32,552 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 125.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 316.99 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 113.7 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 52.36 ms. Allocated memory is still 151.0 MB. Free memory was 113.7 MB in the beginning and 111.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 899.14 ms. Allocated memory is still 151.0 MB. Free memory was 111.5 MB in the beginning and 108.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3183.74 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 108.8 MB in the beginning and 153.1 MB in the end (delta: -44.3 MB). Peak memory consumption was 80.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~j~0_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~start~0_19,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 16]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 90]: Loop Invariant [2021-02-22 02:21:32,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] [2021-02-22 02:21:32,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] [2021-02-22 02:21:32,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_26,QUANTIFIED] [2021-02-22 02:21:32,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_26,QUANTIFIED] [2021-02-22 02:21:32,567 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] [2021-02-22 02:21:32,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] [2021-02-22 02:21:32,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] [2021-02-22 02:21:32,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_26,QUANTIFIED] [2021-02-22 02:21:32,569 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_26,QUANTIFIED] [2021-02-22 02:21:32,570 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~nondet24_9,QUANTIFIED] Derived loop invariant: ((\exists v_main_#t~nondet24_9 : int, v_#memory_int_26 : [int,int]int :: (v_main_#t~nondet24_9 <= 127 && 0 <= v_main_#t~nondet24_9 + 128) && v_#memory_int_26[A := v_#memory_int_26[A][i + A + -1 := v_main_#t~nondet24_9]] == unknown-#memory_int-unknown) && i < 9) || i == 0 - ProcedureContractResult [Line: 58]: Procedure Contract for parse_expression_list Derived contract for procedure parse_expression_list: 1 - ProcedureContractResult [Line: 42]: Procedure Contract for r_strncpy Derived contract for procedure r_strncpy: 1 - ProcedureContractResult [Line: 87]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 14]: Procedure Contract for __VERIFIER_assert [2021-02-22 02:21:32,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~j~0_21,QUANTIFIED] [2021-02-22 02:21:32,571 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~start~0_19,QUANTIFIED] [2021-02-22 02:21:32,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~j~0_21,QUANTIFIED] [2021-02-22 02:21:32,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~start~0_19,QUANTIFIED] Derived contract for procedure __VERIFIER_assert: (forall v_parse_expression_list_~j~0_21 : int, v_parse_expression_list_~start~0_19 : int :: !(\old(cond) == (if v_parse_expression_list_~j~0_21 < v_parse_expression_list_~start~0_19 + 1 then 1 else 0))) || \old(cond) == cond - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 145 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 382 SDtfs, 66 SDslu, 571 SDs, 0 SdLazy, 497 SolverSat, 15 SolverUnsat, 33 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=140occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 140 LocationsWithAnnotation, 373 PreInvPairs, 486 NumberOfFragments, 468 HoareAnnotationTreeSize, 373 FomulaSimplifications, 32 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 140 FomulaSimplificationsInter, 484 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...