/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/eca-rers2012/Problem02_label27.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-24 04:33:23,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 04:33:23,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 04:33:23,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-24 04:33:23,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 04:33:23,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 04:33:23,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 04:33:23,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 04:33:23,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 04:33:23,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 04:33:23,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 04:33:23,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 04:33:23,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 04:33:23,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 04:33:23,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 04:33:23,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 04:33:23,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-24 04:33:23,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 04:33:23,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 04:33:23,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 04:33:23,920 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-24 04:33:23,942 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 04:33:23,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 04:33:23,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 04:33:23,946 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-24 04:33:23,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 04:33:23,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-24 04:33:23,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 04:33:23,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 04:33:23,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 04:33:23,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 04:33:23,949 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-24 04:33:23,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 04:33:23,949 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 04:33:23,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 04:33:23,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 04:33:23,950 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 04:33:23,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 04:33:23,950 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 04:33:23,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 04:33:23,951 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 04:33:23,951 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 04:33:23,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 04:33:23,951 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 04:33:23,951 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 04:33:24,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 04:33:24,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 04:33:24,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 04:33:24,438 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 04:33:24,439 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 04:33:24,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label27.c [2021-02-24 04:33:24,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6bc45bb1/c2339b24335c420182ddb36cb358138a/FLAGc58d24aae [2021-02-24 04:33:25,282 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 04:33:25,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label27.c [2021-02-24 04:33:25,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6bc45bb1/c2339b24335c420182ddb36cb358138a/FLAGc58d24aae [2021-02-24 04:33:25,471 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6bc45bb1/c2339b24335c420182ddb36cb358138a [2021-02-24 04:33:25,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 04:33:25,486 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 04:33:25,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 04:33:25,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 04:33:25,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 04:33:25,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 04:33:25" (1/1) ... [2021-02-24 04:33:25,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a6e66b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:33:25, skipping insertion in model container [2021-02-24 04:33:25,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 04:33:25" (1/1) ... [2021-02-24 04:33:25,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 04:33:25,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 04:33:25,976 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label27.c[16218,16231] [2021-02-24 04:33:26,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 04:33:26,047 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 04:33:26,169 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label27.c[16218,16231] [2021-02-24 04:33:26,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 04:33:26,256 INFO L208 MainTranslator]: Completed translation [2021-02-24 04:33:26,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:33:26 WrapperNode [2021-02-24 04:33:26,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 04:33:26,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 04:33:26,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 04:33:26,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 04:33:26,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:33:26" (1/1) ... [2021-02-24 04:33:26,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:33:26" (1/1) ... [2021-02-24 04:33:26,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:33:26" (1/1) ... [2021-02-24 04:33:26,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:33:26" (1/1) ... [2021-02-24 04:33:26,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:33:26" (1/1) ... [2021-02-24 04:33:26,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:33:26" (1/1) ... [2021-02-24 04:33:26,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:33:26" (1/1) ... [2021-02-24 04:33:26,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 04:33:26,423 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 04:33:26,423 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 04:33:26,423 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 04:33:26,424 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:33:26" (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 [2021-02-24 04:33:26,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 04:33:26,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 04:33:26,525 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 04:33:26,525 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2021-02-24 04:33:26,526 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 04:33:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2021-02-24 04:33:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 04:33:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 04:33:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 04:33:26,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 04:33:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-24 04:33:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-02-24 04:33:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 04:33:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 04:33:26,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 04:33:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 04:33:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 04:33:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 04:33:26,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 04:33:28,554 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 04:33:28,555 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-24 04:33:28,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 04:33:28 BoogieIcfgContainer [2021-02-24 04:33:28,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 04:33:28,562 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 04:33:28,562 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 04:33:28,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 04:33:28,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 04:33:25" (1/3) ... [2021-02-24 04:33:28,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c7a7d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 04:33:28, skipping insertion in model container [2021-02-24 04:33:28,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:33:26" (2/3) ... [2021-02-24 04:33:28,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c7a7d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 04:33:28, skipping insertion in model container [2021-02-24 04:33:28,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 04:33:28" (3/3) ... [2021-02-24 04:33:28,571 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label27.c [2021-02-24 04:33:28,579 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 04:33:28,585 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-24 04:33:28,605 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-24 04:33:28,645 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 04:33:28,645 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 04:33:28,645 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-24 04:33:28,645 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 04:33:28,645 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 04:33:28,646 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 04:33:28,646 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 04:33:28,646 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 04:33:28,686 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states. [2021-02-24 04:33:28,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-02-24 04:33:28,725 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:33:28,726 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 04:33:28,727 INFO L428 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:33:28,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:33:28,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1491020465, now seen corresponding path program 1 times [2021-02-24 04:33:28,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:33:28,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [295151904] [2021-02-24 04:33:28,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:33:28,828 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:33:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:33:29,266 WARN L141 QuantifierPusher]: treesize reduction 17, result has 19.0 percent of original size [2021-02-24 04:33:29,268 WARN L147 QuantifierPusher]: treesize reduction 17, result has 19.0 percent of original size 4 [2021-02-24 04:33:29,283 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:29,285 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 04:33:29,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:29,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 04:33:29,288 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:29,289 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:33:29,445 WARN L202 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-02-24 04:33:29,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:33:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:33:29,483 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:29,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:33:29,485 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:29,487 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:33:29,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 04:33:29,612 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [295151904] [2021-02-24 04:33:29,614 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:33:29,615 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-24 04:33:29,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699208621] [2021-02-24 04:33:29,621 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-24 04:33:29,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:33:29,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-24 04:33:29,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-24 04:33:29,644 INFO L87 Difference]: Start difference. First operand 536 states. Second operand 5 states. [2021-02-24 04:33:29,928 WARN L202 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-02-24 04:33:30,430 WARN L202 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-02-24 04:33:35,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:33:35,289 INFO L93 Difference]: Finished difference Result 1429 states and 2024 transitions. [2021-02-24 04:33:35,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-24 04:33:35,292 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 129 [2021-02-24 04:33:35,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:33:35,316 INFO L225 Difference]: With dead ends: 1429 [2021-02-24 04:33:35,316 INFO L226 Difference]: Without dead ends: 845 [2021-02-24 04:33:35,328 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-24 04:33:35,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2021-02-24 04:33:35,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 782. [2021-02-24 04:33:35,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 782 states. [2021-02-24 04:33:35,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 782 states and 954 transitions. [2021-02-24 04:33:35,564 INFO L78 Accepts]: Start accepts. Automaton has 782 states and 954 transitions. Word has length 129 [2021-02-24 04:33:35,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:33:35,565 INFO L480 AbstractCegarLoop]: Abstraction has 782 states and 954 transitions. [2021-02-24 04:33:35,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-24 04:33:35,566 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 954 transitions. [2021-02-24 04:33:35,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-02-24 04:33:35,572 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:33:35,573 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 04:33:35,573 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 04:33:35,573 INFO L428 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:33:35,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:33:35,574 INFO L82 PathProgramCache]: Analyzing trace with hash -467292334, now seen corresponding path program 1 times [2021-02-24 04:33:35,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:33:35,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [121543733] [2021-02-24 04:33:35,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:33:35,684 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,685 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,695 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,696 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,704 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,731 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,737 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,743 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,748 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,748 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,751 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,752 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,756 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,758 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,761 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,765 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,768 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,768 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,771 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,772 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,775 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,777 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,780 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,784 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,786 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,787 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,790 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,790 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,794 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,796 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,799 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,804 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,807 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,808 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,810 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,811 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,815 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,817 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,820 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,824 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,826 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,827 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,830 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,831 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,834 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,836 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,839 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,843 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,845 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,846 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,848 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,849 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,853 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,855 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,859 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,862 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,865 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,866 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,869 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,870 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,874 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,876 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,880 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,884 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,886 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,887 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,890 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,891 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,895 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,897 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,900 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,903 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,905 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,906 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,908 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,909 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,913 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,915 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,919 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,923 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,925 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,926 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,928 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,929 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,933 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,935 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,938 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,942 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,944 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,945 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,948 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,951 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,956 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,958 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,960 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,965 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,968 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,970 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,972 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:35,973 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:35,977 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:35,979 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:35,982 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:35,988 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:35,990 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:35,997 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:35,999 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:36,006 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:36,059 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:36,063 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:36,066 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:33:36,071 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:36,077 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:36,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:36,078 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:36,082 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:36,086 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:33:36,089 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,090 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,092 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,094 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,097 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,099 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,101 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,105 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,107 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,108 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,111 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,111 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,115 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,118 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,121 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,124 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,127 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:36,133 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:36,138 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:36,144 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:36,200 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:36,203 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:36,206 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:33:36,208 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:36,210 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:36,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:36,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:36,217 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:36,218 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:33:36,221 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,221 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,223 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,224 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,228 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,229 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,232 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,235 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,237 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,237 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,239 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,240 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,244 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,246 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,249 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,253 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,257 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,258 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,261 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,262 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,267 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,269 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,271 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,274 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,276 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:36,281 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:36,284 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:36,291 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:36,341 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:36,343 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:36,347 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:33:36,349 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:36,351 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:36,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:36,353 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:36,357 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:36,359 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:33:36,361 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,362 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,365 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,366 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,369 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,371 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,373 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,376 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,378 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,379 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,381 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,382 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,385 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,388 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,391 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,394 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,396 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,397 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,399 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,400 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,403 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,405 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,408 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,414 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,416 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,417 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,419 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,420 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,424 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,425 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,428 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,431 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,433 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,434 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,437 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,438 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,444 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,446 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,449 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,452 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,454 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:36,459 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:36,462 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:36,468 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:36,520 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:36,523 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:36,527 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:33:36,528 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:36,530 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:36,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:36,533 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:36,537 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:36,538 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:33:36,540 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,541 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,543 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,544 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,547 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,549 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,552 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,555 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,557 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,557 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,560 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,560 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,564 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,566 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,568 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,571 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,573 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,574 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,576 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,577 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,580 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,582 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,585 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,587 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,589 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,590 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,592 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,593 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,596 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,598 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,601 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,604 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,606 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,607 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,609 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,610 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,613 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,615 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,617 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,620 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,622 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,623 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,625 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,626 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,630 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,631 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,634 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,637 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,639 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,640 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,642 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,643 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,647 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,648 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,651 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,654 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,656 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,656 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,658 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,659 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,662 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,664 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,666 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,669 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,671 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,672 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,674 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:36,674 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:36,678 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:36,679 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:36,685 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-24 04:33:36,688 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-24 04:33:36,689 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-24 04:33:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-24 04:33:36,842 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-24 04:33:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-24 04:33:36,979 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-24 04:33:37,118 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2021-02-24 04:33:37,118 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-02-24 04:33:37,121 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-24 04:33:37,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 04:33:37 BoogieIcfgContainer [2021-02-24 04:33:37,163 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-24 04:33:37,166 INFO L168 Benchmark]: Toolchain (without parser) took 11687.59 ms. Allocated memory was 168.8 MB in the beginning and 267.4 MB in the end (delta: 98.6 MB). Free memory was 143.6 MB in the beginning and 89.3 MB in the end (delta: 54.3 MB). Peak memory consumption was 153.6 MB. Max. memory is 8.0 GB. [2021-02-24 04:33:37,166 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 168.8 MB. Free memory is still 142.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-24 04:33:37,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.61 ms. Allocated memory is still 168.8 MB. Free memory was 142.5 MB in the beginning and 147.9 MB in the end (delta: -5.4 MB). Peak memory consumption was 29.9 MB. Max. memory is 8.0 GB. [2021-02-24 04:33:37,167 INFO L168 Benchmark]: Boogie Preprocessor took 163.75 ms. Allocated memory is still 168.8 MB. Free memory was 147.9 MB in the beginning and 143.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-24 04:33:37,167 INFO L168 Benchmark]: RCFGBuilder took 2136.97 ms. Allocated memory was 168.8 MB in the beginning and 203.4 MB in the end (delta: 34.6 MB). Free memory was 143.3 MB in the beginning and 137.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 86.0 MB. Max. memory is 8.0 GB. [2021-02-24 04:33:37,169 INFO L168 Benchmark]: TraceAbstraction took 8601.13 ms. Allocated memory was 203.4 MB in the beginning and 267.4 MB in the end (delta: 64.0 MB). Free memory was 137.0 MB in the beginning and 89.3 MB in the end (delta: 47.7 MB). Peak memory consumption was 111.7 MB. Max. memory is 8.0 GB. [2021-02-24 04:33:37,177 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 168.8 MB. Free memory is still 142.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 767.61 ms. Allocated memory is still 168.8 MB. Free memory was 142.5 MB in the beginning and 147.9 MB in the end (delta: -5.4 MB). Peak memory consumption was 29.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 163.75 ms. Allocated memory is still 168.8 MB. Free memory was 147.9 MB in the beginning and 143.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2136.97 ms. Allocated memory was 168.8 MB in the beginning and 203.4 MB in the end (delta: 34.6 MB). Free memory was 143.3 MB in the beginning and 137.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 86.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 8601.13 ms. Allocated memory was 203.4 MB in the beginning and 267.4 MB in the end (delta: 64.0 MB). Free memory was 137.0 MB in the beginning and 89.3 MB in the end (delta: 47.7 MB). Peak memory consumption was 111.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 467]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] int a= 1; [L18] int e= 5; [L19] int d= 4; [L20] int f= 6; [L21] int c= 3; [L24] int u = 21; [L25] int v = 22; [L26] int w = 23; [L27] int x = 24; [L28] int y = 25; [L29] int z = 26; [L32] int a25 = 0; [L33] int a11 = 0; [L34] int a28 = 7; [L35] int a19 = 1; [L36] int a21 = 1; [L37] int a17 = 8; [L613] int output = -1; [L616] COND TRUE 1 [L619] int input; [L620] input = __VERIFIER_nondet_int() [L621] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L624] CALL, EXPR calculate_output(input) [L40] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L45] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L48] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L52] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L57] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) [L60] COND TRUE ((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7))))) [L61] a28 = 11 [L62] a25 = 1 [L63] return 26; [L624] RET, EXPR calculate_output(input) [L624] output = calculate_output(input) [L616] COND TRUE 1 [L619] int input; [L620] input = __VERIFIER_nondet_int() [L621] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L624] CALL calculate_output(input) [L40] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L45] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L48] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L52] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L57] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) [L60] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) [L64] COND FALSE !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) [L69] COND FALSE !(((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9)))) [L75] COND FALSE !(((a19==1)&&(((a17==8)&&(((input==6)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))&&!(a11==1)))&&(a21==1)))) [L79] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==1)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9)))))&&!(a19==1))&&(a17==8)))) [L84] COND FALSE !((!(a19==1)&&(((((a17==8)&&((a25==1)&&(input==3)))&&(a28==10))&&!(a11==1))&&(a21==1)))) [L92] COND FALSE !((((!(a19==1)&&((a21==1)&&((((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1))))&&(input==4))))&&!(a11==1))&&(a17==8))) [L101] COND FALSE !(((a17==8)&&((a21==1)&&((a25==1)&&((a19==1)&&(!(a11==1)&&((a28==11)&&(input==3)))))))) [L105] COND FALSE !(((a28==9)&&(((!(a19==1)&&(((input==3)&&!(a11==1))&&(a17==8)))&&!(a25==1))&&(a21==1)))) [L109] COND FALSE !(((!(a11==1)&&(((a28==11)&&((a25==1)&&((input==1)&&(a19==1))))&&(a17==8)))&&(a21==1))) [L116] COND FALSE !((((a11==1)&&((((((a25==1)&&(a28==8))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7))))&&(input==6))&&(a19==1))&&(a17==9)))&&(a21==1))) [L123] COND FALSE !(((a17==8)&&((a21==1)&&(!(a11==1)&&(!(a19==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))))))) [L129] COND FALSE !((((((a21==1)&&((a28==10)&&((input==1)&&(a25==1))))&&!(a11==1))&&(a17==8))&&!(a19==1))) [L133] COND FALSE !((!(a11==1)&&(!(a19==1)&&(((a17==8)&&((input==6)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a28==8)&&(a25==1)))))&&(a21==1))))) [L140] COND FALSE !(((((a17==8)&&(!(a19==1)&&(((input==6)&&(a21==1))&&!(a25==1))))&&!(a11==1))&&(a28==9))) [L144] COND FALSE !((!(a11==1)&&((!(a25==1)&&(((a21==1)&&((input==1)&&(a19==1)))&&(a17==8)))&&(a28==11)))) [L149] COND FALSE !((((a11==1)&&(((a19==1)&&((a21==1)&&(((a25==1)||!(a25==1))&&(input==4))))&&(a17==9)))&&(a28==9))) [L153] COND FALSE !(((!(a11==1)&&((a28==9)&&(((!(a19==1)&&(input==5))&&!(a25==1))&&(a21==1))))&&(a17==8))) [L158] COND FALSE !(((!(a11==1)&&(((a17==8)&&(((((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))||((a28==8)&&(a25==1)))&&(input==3)))&&!(a19==1)))&&(a21==1))) [L164] COND FALSE !(((a21==1)&&(!(a19==1)&&((((input==5)&&(((a28==8)&&(a25==1))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7)))))&&!(a11==1))&&(a17==8))))) [L169] COND FALSE !((((a17==9)&&(((a28==8)&&(((input==1)&&(a19==1))&&!(a25==1)))&&(a11==1)))&&(a21==1))) [L175] COND FALSE !((((a21==1)&&((a19==1)&&((a28==7)&&((a17==8)&&(!(a25==1)&&(input==3))))))&&!(a11==1))) [L179] COND FALSE !(((a28==11)&&(((a17==8)&&((((input==6)&&(a21==1))&&(a19==1))&&!(a25==1)))&&!(a11==1)))) [L185] COND FALSE !(((!(a11==1)&&(((a17==8)&&((a21==1)&&((input==3)&&(a28==8))))&&(a19==1)))&&(a25==1))) [L189] COND FALSE !((((a21==1)&&(((a19==1)&&(((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))&&(input==4)))&&(a11==1)))&&(a17==9))) [L195] COND FALSE !((((!(a11==1)&&((a17==8)&&(((input==4)&&(a19==1))&&(a28==8))))&&(a21==1))&&(a25==1))) [L197] COND FALSE !(((a19==1)&&((((((input==4)&&(a21==1))&&(a28==9))&&!(a25==1))&&!(a11==1))&&(a17==8)))) [L199] COND FALSE !(((a17==8)&&((((((input==1)&&(a21==1))&&!(a11==1))&&(a19==1))&&!(a25==1))&&(a28==9)))) [L201] COND FALSE !((((((((input==4)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a21==1))&&(a17==8))&&(a28==10))&&(a19==1))) [L204] COND FALSE !(((!(a25==1)&&((a11==1)&&((a28==8)&&(((a17==9)&&(input==4))&&(a19==1)))))&&(a21==1))) [L208] COND FALSE !((!(a19==1)&&((a17==8)&&((a28==10)&&(((a25==1)&&(!(a11==1)&&(input==5)))&&(a21==1)))))) [L212] COND FALSE !((((((a21==1)&&((input==1)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))))&&(a17==8))&&!(a11==1))&&(a19==1))) [L222] COND FALSE !(((a21==1)&&((((a19==1)&&((a25==1)&&((a28==11)&&(input==6))))&&!(a11==1))&&(a17==8)))) [L225] COND FALSE !((!(a11==1)&&((a19==1)&&((a28==10)&&(((((a25==1)||!(a25==1))&&(input==5))&&(a17==8))&&(a21==1)))))) [L228] COND FALSE !((((((a17==9)&&((((a25==1)||!(a25==1))&&(input==6))&&(a11==1)))&&(a19==1))&&(a21==1))&&(a28==9))) [L233] COND FALSE !((((a17==8)&&(((((input==6)&&(a25==1))&&!(a19==1))&&!(a11==1))&&(a28==10)))&&(a21==1))) [L235] COND FALSE !(((!(a19==1)&&((a17==8)&&(!(a11==1)&&((input==1)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))))&&(a21==1))) [L242] COND FALSE !((((((((input==1)&&(a21==1))&&(a28==9))&&!(a19==1))&&!(a25==1))&&(a17==8))&&!(a11==1))) [L244] COND FALSE !(((a17==8)&&(((!(a11==1)&&((!(a25==1)&&(input==4))&&(a19==1)))&&(a28==7))&&(a21==1)))) [L247] COND FALSE !((!(a11==1)&&(((a17==8)&&((((!(a25==1)&&(a28==11))||((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1))))&&(input==3))&&(a21==1)))&&!(a19==1)))) [L258] COND FALSE !(((((!(a11==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==5)))&&(a21==1))&&!(a19==1))&&(a17==8))) [L263] COND FALSE !((((a17==9)&&(((((input==1)&&((a25==1)||!(a25==1)))&&(a11==1))&&(a21==1))&&(a19==1)))&&(a28==9))) [L269] COND FALSE !((!(a11==1)&&((a19==1)&&(((((a28==9)&&(input==6))&&(a21==1))&&(a17==8))&&!(a25==1))))) [L271] COND FALSE !(((a17==9)&&((a21==1)&&((a11==1)&&(((input==3)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a19==1)))))) [L286] COND FALSE !(((a28==7)&&((a17==8)&&(!(a25==1)&&((a21==1)&&((a19==1)&&((input==5)&&!(a11==1)))))))) [L290] COND FALSE !(((a28==8)&&((a21==1)&&((!(a11==1)&&(((input==1)&&(a17==8))&&(a19==1)))&&(a25==1))))) [L293] COND FALSE !((((((a17==8)&&(((input==6)&&((a25==1)||!(a25==1)))&&(a21==1)))&&(a28==10))&&!(a11==1))&&(a19==1))) [L296] COND FALSE !(((!(a11==1)&&((!(a19==1)&&(((!(a25==1)&&(a28==11))||(((a28==10)&&!(a25==1))||((a25==1)&&(a28==11))))&&(input==5)))&&(a17==8)))&&(a21==1))) [L301] COND FALSE !(((a17==8)&&(((a21==1)&&(!(a11==1)&&((a25==1)&&((a28==8)&&(input==6)))))&&(a19==1)))) [L303] COND FALSE !((((a19==1)&&((a17==8)&&(((!(a25==1)&&(input==5))&&(a21==1))&&!(a11==1))))&&(a28==11))) [L307] COND FALSE !(((a11==1)&&(((a17==9)&&((a28==9)&&((a19==1)&&(((a25==1)||!(a25==1))&&(input==5)))))&&(a21==1)))) [L319] COND FALSE !((((((((input==3)&&(a19==1))&&(a21==1))&&(a17==8))&&!(a25==1))&&(a28==11))&&!(a11==1))) [L324] COND FALSE !(((a19==1)&&((a21==1)&&((((input==5)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a11==1))&&(a17==9))))) [L338] COND FALSE !((((a19==1)&&(((!(a11==1)&&(((a25==1)||!(a25==1))&&(input==3)))&&(a28==10))&&(a21==1)))&&(a17==8))) [L341] COND FALSE !(((!(a11==1)&&(((((input==4)&&(a17==8))&&!(a25==1))&&(a21==1))&&(a28==11)))&&(a19==1))) [L347] COND FALSE !((((!(a19==1)&&(((input==4)&&(((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1)))||(!(a25==1)&&(a28==11))))&&(a21==1)))&&(a17==8))&&!(a11==1))) [L359] COND FALSE !((!(a11==1)&&(((a17==8)&&((((a25==1)&&(input==4))&&(a19==1))&&(a28==11)))&&(a21==1)))) [L364] COND FALSE !((((((a21==1)&&((((a28==8)&&!(a25==1))||((a28==9)&&(a25==1)))&&(input==6)))&&!(a11==1))&&!(a19==1))&&(a17==8))) [L371] COND FALSE !(((a19==1)&&((((a21==1)&&((!(a25==1)&&(input==3))&&(a17==9)))&&(a28==8))&&(a11==1)))) [L378] COND FALSE !(((a17==8)&&(((a21==1)&&(((input==5)&&((!(a25==1)&&(a28==8))||((a28==9)&&(a25==1))))&&(a19==1)))&&!(a11==1)))) [L385] COND FALSE !(((a19==1)&&(((((a17==8)&&((input==5)&&!(a11==1)))&&(a21==1))&&(a25==1))&&(a28==8)))) [L388] COND FALSE !((((!(a11==1)&&((((a21==1)&&(input==4))&&(a28==10))&&(a17==8)))&&!(a19==1))&&(a25==1))) [L390] COND FALSE !(((a28==8)&&(((a19==1)&&((a11==1)&&(!(a25==1)&&((a17==9)&&(input==6)))))&&(a21==1)))) [L399] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==6)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))&&(a17==8))&&!(a19==1)))) [L404] COND FALSE !((((((!(a25==1)&&((a19==1)&&(input==3)))&&(a28==9))&&(a21==1))&&(a17==8))&&!(a11==1))) [L408] COND FALSE !((((a17==8)&&((((input==4)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9))))&&(a21==1))&&!(a19==1)))&&!(a11==1))) [L412] COND FALSE !((((!(a11==1)&&((((a19==1)&&(input==5))&&(a17==8))&&(a21==1)))&&(a28==9))&&!(a25==1))) [L414] COND FALSE !((((a11==1)&&((a19==1)&&((a21==1)&&(((a17==9)&&(input==5))&&!(a25==1)))))&&(a28==8))) [L417] COND FALSE !((!(a11==1)&&((a21==1)&&(((a19==1)&&((a17==8)&&((a25==1)&&(input==5))))&&(a28==11))))) [L419] COND FALSE !(((a19==1)&&((a17==8)&&(((((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))&&!(a11==1))&&(a21==1))))) [L424] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==7))&&!(a19==1))&&(a21==1))&&(a17==8))) [L427] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==10))&&(a19==1))&&(a21==1))&&(a17==8))) [L430] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==8))) [L433] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) [L436] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==8))) [L439] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==9))&&!(a19==1))&&(a21==1))&&(a17==7))) [L442] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==10))&&!(a19==1))&&(a21==1))&&(a17==7))) [L445] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==8))) [L448] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==8))) [L451] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==8))) [L454] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==11))&&!(a19==1))&&(a21==1))&&(a17==8))) [L457] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) [L460] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==7))) [L463] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==10))&&!(a19==1))&&(a21==1))&&(a17==7))) [L466] COND TRUE ((((((a25==1)&&!(a11==1))&&(a28==11))&&(a19==1))&&(a21==1))&&(a17==7)) [L467] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 539 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 8.4s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 5.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 348 SDtfs, 1525 SDslu, 183 SDs, 0 SdLazy, 1163 SolverSat, 377 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=782occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 1 MinimizatonAttempts, 63 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, 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 incorrect! Received shutdown request...