/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/Problem10_label46.c
--------------------------------------------------------------------------------
This is Ultimate 0.2.1-dev-36cd7be
[2021-02-24 04:42:02,157 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-02-24 04:42:02,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-02-24 04:42:02,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-02-24 04:42:02,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-02-24 04:42:02,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
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[2021-02-24 04:42:02,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-02-24 04:42:02,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-02-24 04:42:02,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-02-24 04:42:02,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-02-24 04:42:02,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-02-24 04:42:02,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
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[2021-02-24 04:42:02,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
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[2021-02-24 04:42:02,272 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 04:42:02,284 INFO L113 SettingsManager]: Loading preferences was successful
[2021-02-24 04:42:02,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-02-24 04:42:02,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-02-24 04:42:02,286 INFO L138 SettingsManager]: * sizeof long=4
[2021-02-24 04:42:02,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-02-24 04:42:02,286 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-02-24 04:42:02,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-02-24 04:42:02,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-02-24 04:42:02,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-02-24 04:42:02,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-02-24 04:42:02,288 INFO L138 SettingsManager]: * sizeof long double=12
[2021-02-24 04:42:02,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-02-24 04:42:02,288 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-02-24 04:42:02,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-02-24 04:42:02,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-02-24 04:42:02,289 INFO L138 SettingsManager]: * Size of a code block=SingleStatement
[2021-02-24 04:42:02,289 INFO L138 SettingsManager]: * To the following directory=./dump/
[2021-02-24 04:42:02,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-02-24 04:42:02,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-02-24 04:42:02,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-02-24 04:42:02,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation
[2021-02-24 04:42:02,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-02-24 04:42:02,291 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX
[2021-02-24 04:42:02,291 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-02-24 04:42:02,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-02-24 04:42:02,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-02-24 04:42:02,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-02-24 04:42:02,682 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-02-24 04:42:02,683 INFO L275 PluginConnector]: CDTParser initialized
[2021-02-24 04:42:02,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label46.c
[2021-02-24 04:42:02,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e0056a05/d5c3a68d87d348e2a8a9a24babe99ff6/FLAG5db530ce5
[2021-02-24 04:42:03,508 INFO L306 CDTParser]: Found 1 translation units.
[2021-02-24 04:42:03,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label46.c
[2021-02-24 04:42:03,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e0056a05/d5c3a68d87d348e2a8a9a24babe99ff6/FLAG5db530ce5
[2021-02-24 04:42:03,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e0056a05/d5c3a68d87d348e2a8a9a24babe99ff6
[2021-02-24 04:42:03,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-02-24 04:42:03,772 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2021-02-24 04:42:03,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-02-24 04:42:03,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-02-24 04:42:03,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-02-24 04:42:03,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 04:42:03" (1/1) ...
[2021-02-24 04:42:03,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e719d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:42:03, skipping insertion in model container
[2021-02-24 04:42:03,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 04:42:03" (1/1) ...
[2021-02-24 04:42:03,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-02-24 04:42:03,853 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-02-24 04:42:04,033 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/Problem10_label46.c[2596,2609]
[2021-02-24 04:42:04,276 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-02-24 04:42:04,286 INFO L203 MainTranslator]: Completed pre-run
[2021-02-24 04:42:04,310 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/Problem10_label46.c[2596,2609]
[2021-02-24 04:42:04,493 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-02-24 04:42:04,510 INFO L208 MainTranslator]: Completed translation
[2021-02-24 04:42:04,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:42:04 WrapperNode
[2021-02-24 04:42:04,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-02-24 04:42:04,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-02-24 04:42:04,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-02-24 04:42:04,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-02-24 04:42:04,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:42:04" (1/1) ...
[2021-02-24 04:42:04,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:42:04" (1/1) ...
[2021-02-24 04:42:04,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:42:04" (1/1) ...
[2021-02-24 04:42:04,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:42:04" (1/1) ...
[2021-02-24 04:42:04,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:42:04" (1/1) ...
[2021-02-24 04:42:04,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:42:04" (1/1) ...
[2021-02-24 04:42:04,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:42:04" (1/1) ...
[2021-02-24 04:42:04,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-02-24 04:42:04,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-02-24 04:42:04,640 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-02-24 04:42:04,640 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-02-24 04:42:04,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:42:04" (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 04:42:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2021-02-24 04:42:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-02-24 04:42:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2021-02-24 04:42:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output
[2021-02-24 04:42:04,767 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2021-02-24 04:42:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output
[2021-02-24 04:42:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2021-02-24 04:42:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2021-02-24 04:42:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2021-02-24 04:42:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-02-24 04:42:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2021-02-24 04:42:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure exit
[2021-02-24 04:42:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2021-02-24 04:42:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2021-02-24 04:42:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-02-24 04:42:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-02-24 04:42:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-02-24 04:42:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2021-02-24 04:42:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-02-24 04:42:06,354 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-02-24 04:42:06,354 INFO L299 CfgBuilder]: Removed 1 assume(true) statements.
[2021-02-24 04:42:06,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 04:42:06 BoogieIcfgContainer
[2021-02-24 04:42:06,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-02-24 04:42:06,359 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-02-24 04:42:06,359 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-02-24 04:42:06,362 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-02-24 04:42:06,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 04:42:03" (1/3) ...
[2021-02-24 04:42:06,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c673324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 04:42:06, skipping insertion in model container
[2021-02-24 04:42:06,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:42:04" (2/3) ...
[2021-02-24 04:42:06,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c673324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 04:42:06, skipping insertion in model container
[2021-02-24 04:42:06,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 04:42:06" (3/3) ...
[2021-02-24 04:42:06,366 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label46.c
[2021-02-24 04:42:06,373 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION
[2021-02-24 04:42:06,378 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2021-02-24 04:42:06,398 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-02-24 04:42:06,422 INFO L376 AbstractCegarLoop]: Interprodecural is true
[2021-02-24 04:42:06,423 INFO L377 AbstractCegarLoop]: Hoare is true
[2021-02-24 04:42:06,423 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation
[2021-02-24 04:42:06,423 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-02-24 04:42:06,423 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-02-24 04:42:06,423 INFO L381 AbstractCegarLoop]: Difference is false
[2021-02-24 04:42:06,423 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-02-24 04:42:06,424 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2021-02-24 04:42:06,450 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states.
[2021-02-24 04:42:06,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49
[2021-02-24 04:42:06,461 INFO L414 BasicCegarLoop]: Found error trace
[2021-02-24 04:42:06,462 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]
[2021-02-24 04:42:06,462 INFO L428 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-02-24 04:42:06,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-02-24 04:42:06,469 INFO L82 PathProgramCache]: Analyzing trace with hash 607299838, now seen corresponding path program 1 times
[2021-02-24 04:42:06,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2021-02-24 04:42:06,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [385313531]
[2021-02-24 04:42:06,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-02-24 04:42:06,557 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation
[2021-02-24 04:42:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-02-24 04:42:06,797 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:06,798 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-02-24 04:42:06,811 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:06,812 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-02-24 04:42:06,813 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:06,814 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-02-24 04:42:06,815 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:06,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:06,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2021-02-24 04:42:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-02-24 04:42:06,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:06,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:06,917 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:06,917 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-02-24 04:42:06,944 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 04:42:06,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [385313531]
[2021-02-24 04:42:06,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-02-24 04:42:06,948 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-02-24 04:42:06,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559760185]
[2021-02-24 04:42:06,953 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states
[2021-02-24 04:42:06,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2021-02-24 04:42:06,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-02-24 04:42:06,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-02-24 04:42:06,981 INFO L87 Difference]: Start difference. First operand 465 states. Second operand 4 states.
[2021-02-24 04:42:09,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-02-24 04:42:09,565 INFO L93 Difference]: Finished difference Result 1169 states and 1594 transitions.
[2021-02-24 04:42:09,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2021-02-24 04:42:09,567 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48
[2021-02-24 04:42:09,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-02-24 04:42:09,588 INFO L225 Difference]: With dead ends: 1169
[2021-02-24 04:42:09,589 INFO L226 Difference]: Without dead ends: 639
[2021-02-24 04:42:09,603 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2021-02-24 04:42:09,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 639 states.
[2021-02-24 04:42:09,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 639 to 584.
[2021-02-24 04:42:09,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states.
[2021-02-24 04:42:09,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 716 transitions.
[2021-02-24 04:42:09,808 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 716 transitions. Word has length 48
[2021-02-24 04:42:09,809 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-02-24 04:42:09,809 INFO L480 AbstractCegarLoop]: Abstraction has 584 states and 716 transitions.
[2021-02-24 04:42:09,809 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2021-02-24 04:42:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 716 transitions.
[2021-02-24 04:42:09,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132
[2021-02-24 04:42:09,824 INFO L414 BasicCegarLoop]: Found error trace
[2021-02-24 04:42:09,826 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:42:09,826 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-02-24 04:42:09,826 INFO L428 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-02-24 04:42:09,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-02-24 04:42:09,827 INFO L82 PathProgramCache]: Analyzing trace with hash 1773849739, now seen corresponding path program 1 times
[2021-02-24 04:42:09,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2021-02-24 04:42:09,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1814758290]
[2021-02-24 04:42:09,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-02-24 04:42:10,321 WARN L202 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 78
[2021-02-24 04:42:10,351 WARN L141 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size
[2021-02-24 04:42:10,378 WARN L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11
[2021-02-24 04:42:10,384 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,385 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:10,386 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,406 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6
[2021-02-24 04:42:10,412 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,415 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6
[2021-02-24 04:42:10,418 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,420 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:10,423 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,424 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:10,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-02-24 04:42:10,427 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,430 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-02-24 04:42:10,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:10,441 WARN L141 QuantifierPusher]: treesize reduction 27, result has 10.0 percent of original size
[2021-02-24 04:42:10,442 WARN L147 QuantifierPusher]: treesize reduction 27, result has 10.0 percent of original size 3
[2021-02-24 04:42:10,452 WARN L141 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size
[2021-02-24 04:42:10,457 WARN L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11
[2021-02-24 04:42:10,461 WARN L141 QuantifierPusher]: treesize reduction 34, result has 8.1 percent of original size
[2021-02-24 04:42:10,461 WARN L147 QuantifierPusher]: treesize reduction 34, result has 8.1 percent of original size 3
[2021-02-24 04:42:10,462 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,464 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-02-24 04:42:10,465 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,467 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-02-24 04:42:10,468 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,469 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:10,471 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,472 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:10,476 WARN L141 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size
[2021-02-24 04:42:10,480 WARN L147 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size 11
[2021-02-24 04:42:10,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,485 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:10,500 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,503 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-02-24 04:42:10,505 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,508 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-02-24 04:42:10,510 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:10,513 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,514 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:10,514 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,516 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-02-24 04:42:10,518 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,520 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-02-24 04:42:10,522 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:10,524 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,525 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-02-24 04:42:10,533 WARN L141 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size
[2021-02-24 04:42:10,538 WARN L147 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size 15
[2021-02-24 04:42:10,543 WARN L141 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size
[2021-02-24 04:42:10,548 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2021-02-24 04:42:10,559 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,559 WARN L159 QuantifierPusher]: Ignoring assumption.
[2021-02-24 04:42:10,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20
[2021-02-24 04:42:10,569 WARN L147 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size 30
[2021-02-24 04:42:10,577 WARN L141 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size
[2021-02-24 04:42:10,580 WARN L147 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size 15
[2021-02-24 04:42:10,584 WARN L141 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size
[2021-02-24 04:42:10,586 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2021-02-24 04:42:10,588 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,589 WARN L159 QuantifierPusher]: Ignoring assumption.
[2021-02-24 04:42:10,590 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-02-24 04:42:10,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20
[2021-02-24 04:42:10,595 WARN L147 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size 30
[2021-02-24 04:42:10,595 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION
[2021-02-24 04:42:10,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-02-24 04:42:10,637 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-02-24 04:42:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-02-24 04:42:10,671 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-02-24 04:42:10,721 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace
[2021-02-24 04:42:10,721 INFO L523 BasicCegarLoop]: Counterexample might be feasible
[2021-02-24 04:42:10,722 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-02-24 04:42:10,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 04:42:10 BoogieIcfgContainer
[2021-02-24 04:42:10,752 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-02-24 04:42:10,754 INFO L168 Benchmark]: Toolchain (without parser) took 6993.42 ms. Allocated memory was 173.0 MB in the beginning and 295.7 MB in the end (delta: 122.7 MB). Free memory was 147.7 MB in the beginning and 246.4 MB in the end (delta: -98.7 MB). Peak memory consumption was 25.6 MB. Max. memory is 8.0 GB.
[2021-02-24 04:42:10,755 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 173.0 MB. Free memory is still 147.0 MB. There was no memory consumed. Max. memory is 8.0 GB.
[2021-02-24 04:42:10,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.60 ms. Allocated memory is still 173.0 MB. Free memory was 146.5 MB in the beginning and 150.4 MB in the end (delta: -3.9 MB). Peak memory consumption was 28.7 MB. Max. memory is 8.0 GB.
[2021-02-24 04:42:10,756 INFO L168 Benchmark]: Boogie Preprocessor took 123.58 ms. Allocated memory is still 173.0 MB. Free memory was 150.4 MB in the beginning and 145.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB.
[2021-02-24 04:42:10,757 INFO L168 Benchmark]: RCFGBuilder took 1717.47 ms. Allocated memory was 173.0 MB in the beginning and 233.8 MB in the end (delta: 60.8 MB). Free memory was 145.7 MB in the beginning and 178.7 MB in the end (delta: -33.0 MB). Peak memory consumption was 94.4 MB. Max. memory is 8.0 GB.
[2021-02-24 04:42:10,758 INFO L168 Benchmark]: TraceAbstraction took 4393.84 ms. Allocated memory was 233.8 MB in the beginning and 295.7 MB in the end (delta: 61.9 MB). Free memory was 178.2 MB in the beginning and 246.4 MB in the end (delta: -68.2 MB). There was no memory consumed. Max. memory is 8.0 GB.
[2021-02-24 04:42:10,761 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 173.0 MB. Free memory is still 147.0 MB. There was no memory consumed. Max. memory is 8.0 GB.
* CACSL2BoogieTranslator took 734.60 ms. Allocated memory is still 173.0 MB. Free memory was 146.5 MB in the beginning and 150.4 MB in the end (delta: -3.9 MB). Peak memory consumption was 28.7 MB. Max. memory is 8.0 GB.
* Boogie Preprocessor took 123.58 ms. Allocated memory is still 173.0 MB. Free memory was 150.4 MB in the beginning and 145.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB.
* RCFGBuilder took 1717.47 ms. Allocated memory was 173.0 MB in the beginning and 233.8 MB in the end (delta: 60.8 MB). Free memory was 145.7 MB in the beginning and 178.7 MB in the end (delta: -33.0 MB). Peak memory consumption was 94.4 MB. Max. memory is 8.0 GB.
* TraceAbstraction took 4393.84 ms. Allocated memory was 233.8 MB in the beginning and 295.7 MB in the end (delta: 61.9 MB). Free memory was 178.2 MB in the beginning and 246.4 MB in the end (delta: -68.2 MB). There was no memory consumed. Max. memory is 8.0 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- CounterExampleResult [Line: 77]: a call to reach_error is reachable
a call to reach_error is reachable
We found a FailurePath:
[L17] int inputC = 3;
[L18] int inputD = 4;
[L19] int inputE = 5;
[L20] int inputF = 6;
[L21] int inputB = 2;
[L24] int a1 = 23;
[L25] int a19 = 9;
[L26] int a10 = 0;
[L27] int a12 = 0;
[L28] int a4 = 14;
[L589] int output = -1;
[L592] COND TRUE 1
[L595] int input;
[L596] input = __VERIFIER_nondet_int()
[L597] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6))
[L600] CALL, EXPR calculate_output(input)
[L31] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8)))
[L34] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8)))
[L37] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6)))
[L40] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8)))
[L43] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6)))
[L46] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7)))
[L49] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6)))
[L52] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8)))
[L55] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7)))
[L58] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7)))
[L61] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7)))
[L64] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8)))
[L67] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8)))
[L70] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8)))
[L73] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8)))
[L76] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8)))
[L79] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8)))
[L82] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8)))
[L85] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6)))
[L88] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7)))
[L91] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8)))
[L94] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7)))
[L97] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7)))
[L100] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7)))
[L103] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6)))
[L106] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6)))
[L109] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7)))
[L112] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6)))
[L115] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7)))
[L118] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8)))
[L121] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6)))
[L124] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7)))
[L127] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8)))
[L130] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7)))
[L133] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6)))
[L136] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8)))
[L139] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8)))
[L142] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7)))
[L145] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7)))
[L148] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6)))
[L151] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7)))
[L154] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6)))
[L157] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6)))
[L160] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8)))
[L163] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8)))
[L166] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7)))
[L169] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6)))
[L172] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6)))
[L175] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7)))
[L178] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6)))
[L181] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6)))
[L184] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8)))
[L187] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6)))
[L190] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6)))
[L193] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7)))
[L196] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6)))
[L199] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8)))
[L202] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7)))
[L205] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7)))
[L208] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==9)))
[L211] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6)))
[L215] COND FALSE !((((a10==4) && ( 218 < a1 && (((input == 4) && (a12==0)) && (a4==14)))) && (a19==9)))
[L220] COND FALSE !(((a4==14) && (((a12==0) && ((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a19==9))) && (a10==0))))
[L225] COND FALSE !(((((a4==14) && ((a19==10) && ((a10==1) && (input == 2)))) && (a12==0)) && 218 < a1 ))
[L230] COND FALSE !(((a12==0) && ((a19==9) && ((a10==1) && (( 218 < a1 && (input == 3)) && (a4==14))))))
[L235] COND TRUE ((a19==10) && (((a4==14) && (((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ((a10==0) && 218 < a1 )) || ((a10==1) && a1 <= -13 )) && (input == 5))) && (a12==0)))
[L236] a1 = (((((a1 - 0) * 9)/ 10) % 25)- -12)
[L237] a10 = 2
[L238] a19 = 8
[L240] return -1;
[L600] RET, EXPR calculate_output(input)
[L600] output = calculate_output(input)
[L592] COND TRUE 1
[L595] int input;
[L596] input = __VERIFIER_nondet_int()
[L597] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6))
[L600] CALL calculate_output(input)
[L31] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8)))
[L34] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8)))
[L37] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6)))
[L40] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8)))
[L43] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6)))
[L46] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7)))
[L49] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6)))
[L52] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8)))
[L55] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7)))
[L58] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7)))
[L61] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7)))
[L64] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8)))
[L67] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8)))
[L70] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8)))
[L73] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8)))
[L76] COND TRUE (((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))
[L77] reach_error()
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 5 procedures, 468 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.3s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 207 SDtfs, 797 SDslu, 151 SDs, 0 SdLazy, 917 SolverSat, 112 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=584occurred 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: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 55 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...