/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic DAGSIZE --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label22.c
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This is Ultimate 0.1.25-d623d84
[2020-07-20 22:06:56,627 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-07-20 22:06:56,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-20 22:06:56,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-20 22:06:56,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-20 22:06:56,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-20 22:06:56,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-20 22:06:56,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-20 22:06:56,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-20 22:06:56,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-20 22:06:56,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-07-20 22:06:56,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-20 22:06:56,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-20 22:06:56,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-07-20 22:06:56,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-07-20 22:06:56,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-20 22:06:56,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-20 22:06:56,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-20 22:06:56,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-20 22:06:56,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-20 22:06:56,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-20 22:06:56,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-20 22:06:56,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-07-20 22:06:56,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-20 22:06:56,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-07-20 22:06:56,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-07-20 22:06:56,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-07-20 22:06:56,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-07-20 22:06:56,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-07-20 22:06:56,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-07-20 22:06:56,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-07-20 22:06:56,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-07-20 22:06:56,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-07-20 22:06:56,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2020-07-20 22:06:56,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-07-20 22:06:56,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-07-20 22:06:56,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-07-20 22:06:56,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-07-20 22:06:56,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-07-20 22:06:56,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-07-20 22:06:56,677 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-07-20 22:06:56,678 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-07-20 22:06:56,693 INFO L113 SettingsManager]: Loading preferences was successful
[2020-07-20 22:06:56,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-20 22:06:56,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-20 22:06:56,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-07-20 22:06:56,695 INFO L138 SettingsManager]: * Use SBE=true
[2020-07-20 22:06:56,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-20 22:06:56,695 INFO L138 SettingsManager]: * sizeof long=4
[2020-07-20 22:06:56,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-07-20 22:06:56,695 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-07-20 22:06:56,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-07-20 22:06:56,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-07-20 22:06:56,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-20 22:06:56,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-07-20 22:06:56,696 INFO L138 SettingsManager]: * sizeof long double=12
[2020-07-20 22:06:56,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-07-20 22:06:56,697 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-07-20 22:06:56,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-07-20 22:06:56,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-20 22:06:56,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-07-20 22:06:56,698 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-07-20 22:06:56,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-07-20 22:06:56,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-20 22:06:56,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-20 22:06:56,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-07-20 22:06:56,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-20 22:06:56,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-07-20 22:06:56,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:56,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-20 22:06:56,700 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-07-20 22:06:56,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> DAGSIZE
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4
[2020-07-20 22:06:56,985 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-20 22:06:56,999 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-20 22:06:57,003 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-20 22:06:57,004 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-07-20 22:06:57,004 INFO L275 PluginConnector]: CDTParser initialized
[2020-07-20 22:06:57,005 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label22.c
[2020-07-20 22:06:57,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6291e676/c5407b224c624b95886eb1f9b44eb0d9/FLAG114330872
[2020-07-20 22:06:57,679 INFO L306 CDTParser]: Found 1 translation units.
[2020-07-20 22:06:57,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label22.c
[2020-07-20 22:06:57,704 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6291e676/c5407b224c624b95886eb1f9b44eb0d9/FLAG114330872
[2020-07-20 22:06:57,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6291e676/c5407b224c624b95886eb1f9b44eb0d9
[2020-07-20 22:06:57,924 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-20 22:06:57,927 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-20 22:06:57,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-20 22:06:57,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-20 22:06:57,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-20 22:06:57,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:06:57" (1/1) ...
[2020-07-20 22:06:57,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ea389f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:57, skipping insertion in model container
[2020-07-20 22:06:57,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:06:57" (1/1) ...
[2020-07-20 22:06:57,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-07-20 22:06:58,017 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-07-20 22:06:58,517 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-20 22:06:58,522 INFO L203 MainTranslator]: Completed pre-run
[2020-07-20 22:06:58,659 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-20 22:06:58,675 INFO L208 MainTranslator]: Completed translation
[2020-07-20 22:06:58,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:58 WrapperNode
[2020-07-20 22:06:58,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-20 22:06:58,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-20 22:06:58,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-20 22:06:58,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-07-20 22:06:58,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:58" (1/1) ...
[2020-07-20 22:06:58,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:58" (1/1) ...
[2020-07-20 22:06:58,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:58" (1/1) ...
[2020-07-20 22:06:58,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:58" (1/1) ...
[2020-07-20 22:06:58,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:58" (1/1) ...
[2020-07-20 22:06:58,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:58" (1/1) ...
[2020-07-20 22:06:58,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:58" (1/1) ...
[2020-07-20 22:06:58,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-20 22:06:58,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-20 22:06:58,781 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-07-20 22:06:58,781 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-07-20 22:06:58,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:58" (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
[2020-07-20 22:06:58,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-20 22:06:58,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-20 22:06:58,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output
[2020-07-20 22:06:58,858 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-07-20 22:06:58,858 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output
[2020-07-20 22:06:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-20 22:06:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-20 22:06:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure exit
[2020-07-20 22:06:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-07-20 22:06:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-20 22:06:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-20 22:07:00,178 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-20 22:07:00,179 INFO L295 CfgBuilder]: Removed 1 assume(true) statements.
[2020-07-20 22:07:00,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:07:00 BoogieIcfgContainer
[2020-07-20 22:07:00,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-20 22:07:00,190 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-20 22:07:00,191 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-07-20 22:07:00,194 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-07-20 22:07:00,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:06:57" (1/3) ...
[2020-07-20 22:07:00,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f99a478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:07:00, skipping insertion in model container
[2020-07-20 22:07:00,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:58" (2/3) ...
[2020-07-20 22:07:00,196 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f99a478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:07:00, skipping insertion in model container
[2020-07-20 22:07:00,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:07:00" (3/3) ...
[2020-07-20 22:07:00,200 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label22.c
[2020-07-20 22:07:00,214 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-20 22:07:00,228 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-20 22:07:00,246 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-20 22:07:00,287 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-07-20 22:07:00,288 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-07-20 22:07:00,288 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-20 22:07:00,288 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-20 22:07:00,288 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-20 22:07:00,289 INFO L380 AbstractCegarLoop]: Difference is false
[2020-07-20 22:07:00,289 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-20 22:07:00,289 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-20 22:07:00,320 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states.
[2020-07-20 22:07:00,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2020-07-20 22:07:00,333 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:07:00,334 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]
[2020-07-20 22:07:00,335 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:07:00,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:07:00,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1257002150, now seen corresponding path program 1 times
[2020-07-20 22:07:00,351 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:07:00,352 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [529246659]
[2020-07-20 22:07:00,352 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:07:00,487 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:07:00,488 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:07:00,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 6 conjunts are in the unsatisfiable core
[2020-07-20 22:07:00,498 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:07:00,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:07:00,562 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:07:00,563 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [529246659]
[2020-07-20 22:07:00,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:07:00,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:07:00,565 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62777953]
[2020-07-20 22:07:00,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:07:00,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:07:00,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:07:00,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:07:00,589 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states.
[2020-07-20 22:07:01,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:07:01,707 INFO L93 Difference]: Finished difference Result 586 states and 1004 transitions.
[2020-07-20 22:07:01,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 22:07:01,712 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43
[2020-07-20 22:07:01,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:07:01,746 INFO L225 Difference]: With dead ends: 586
[2020-07-20 22:07:01,746 INFO L226 Difference]: Without dead ends: 294
[2020-07-20 22:07:01,760 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:07:01,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states.
[2020-07-20 22:07:01,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294.
[2020-07-20 22:07:01,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states.
[2020-07-20 22:07:01,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 426 transitions.
[2020-07-20 22:07:01,884 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 426 transitions. Word has length 43
[2020-07-20 22:07:01,884 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:07:01,885 INFO L479 AbstractCegarLoop]: Abstraction has 294 states and 426 transitions.
[2020-07-20 22:07:01,885 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:07:01,885 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 426 transitions.
[2020-07-20 22:07:01,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118
[2020-07-20 22:07:01,892 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:07:01,893 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 22:07:02,107 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:07:02,108 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:07:02,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:07:02,109 INFO L82 PathProgramCache]: Analyzing trace with hash 961573706, now seen corresponding path program 1 times
[2020-07-20 22:07:02,109 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:07:02,110 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1537974703]
[2020-07-20 22:07:02,110 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:07:02,203 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:07:02,204 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:07:02,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:07:02,211 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:07:02,255 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:07:02,255 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:07:02,255 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1537974703]
[2020-07-20 22:07:02,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:07:02,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:07:02,256 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465580618]
[2020-07-20 22:07:02,258 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:07:02,258 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:07:02,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:07:02,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:07:02,259 INFO L87 Difference]: Start difference. First operand 294 states and 426 transitions. Second operand 3 states.
[2020-07-20 22:07:02,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:07:02,946 INFO L93 Difference]: Finished difference Result 582 states and 854 transitions.
[2020-07-20 22:07:02,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 22:07:02,947 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117
[2020-07-20 22:07:02,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:07:02,952 INFO L225 Difference]: With dead ends: 582
[2020-07-20 22:07:02,952 INFO L226 Difference]: Without dead ends: 580
[2020-07-20 22:07:02,953 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:07:02,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states.
[2020-07-20 22:07:02,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 437.
[2020-07-20 22:07:02,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states.
[2020-07-20 22:07:02,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 648 transitions.
[2020-07-20 22:07:02,995 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 648 transitions. Word has length 117
[2020-07-20 22:07:02,996 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:07:02,996 INFO L479 AbstractCegarLoop]: Abstraction has 437 states and 648 transitions.
[2020-07-20 22:07:02,996 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:07:02,996 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 648 transitions.
[2020-07-20 22:07:02,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123
[2020-07-20 22:07:02,999 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:07:02,999 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 22:07:03,214 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:07:03,215 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:07:03,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:07:03,216 INFO L82 PathProgramCache]: Analyzing trace with hash -550888759, now seen corresponding path program 1 times
[2020-07-20 22:07:03,216 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:07:03,217 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1100601977]
[2020-07-20 22:07:03,217 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:07:03,296 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:07:03,296 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:07:03,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:07:03,302 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:07:03,330 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:07:03,330 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:07:03,330 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1100601977]
[2020-07-20 22:07:03,331 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:07:03,331 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:07:03,331 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497607971]
[2020-07-20 22:07:03,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:07:03,332 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:07:03,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:07:03,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:07:03,333 INFO L87 Difference]: Start difference. First operand 437 states and 648 transitions. Second operand 3 states.
[2020-07-20 22:07:04,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:07:04,060 INFO L93 Difference]: Finished difference Result 1297 states and 1958 transitions.
[2020-07-20 22:07:04,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 22:07:04,062 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122
[2020-07-20 22:07:04,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:07:04,072 INFO L225 Difference]: With dead ends: 1297
[2020-07-20 22:07:04,072 INFO L226 Difference]: Without dead ends: 866
[2020-07-20 22:07:04,074 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:07:04,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states.
[2020-07-20 22:07:04,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 723.
[2020-07-20 22:07:04,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 723 states.
[2020-07-20 22:07:04,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 1058 transitions.
[2020-07-20 22:07:04,134 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 1058 transitions. Word has length 122
[2020-07-20 22:07:04,135 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:07:04,135 INFO L479 AbstractCegarLoop]: Abstraction has 723 states and 1058 transitions.
[2020-07-20 22:07:04,135 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:07:04,136 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1058 transitions.
[2020-07-20 22:07:04,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156
[2020-07-20 22:07:04,145 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:07:04,146 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 22:07:04,346 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:07:04,347 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:07:04,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:07:04,348 INFO L82 PathProgramCache]: Analyzing trace with hash -44989898, now seen corresponding path program 1 times
[2020-07-20 22:07:04,348 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:07:04,349 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1037138568]
[2020-07-20 22:07:04,349 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:07:04,461 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:07:04,461 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:07:04,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:07:04,469 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:07:04,513 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:07:04,514 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:07:04,514 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1037138568]
[2020-07-20 22:07:04,515 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:07:04,515 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:07:04,515 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267542781]
[2020-07-20 22:07:04,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:07:04,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:07:04,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:07:04,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:07:04,517 INFO L87 Difference]: Start difference. First operand 723 states and 1058 transitions. Second operand 3 states.
[2020-07-20 22:07:05,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:07:05,262 INFO L93 Difference]: Finished difference Result 1152 states and 1685 transitions.
[2020-07-20 22:07:05,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 22:07:05,263 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 155
[2020-07-20 22:07:05,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:07:05,264 INFO L225 Difference]: With dead ends: 1152
[2020-07-20 22:07:05,264 INFO L226 Difference]: Without dead ends: 0
[2020-07-20 22:07:05,269 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:07:05,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-07-20 22:07:05,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-07-20 22:07:05,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-07-20 22:07:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-07-20 22:07:05,271 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155
[2020-07-20 22:07:05,271 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:07:05,271 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-07-20 22:07:05,271 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:07:05,271 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-07-20 22:07:05,271 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-20 22:07:05,473 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:07:05,477 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-07-20 22:07:05,826 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 22:07:05,827 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true
[2020-07-20 22:07:05,827 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 22:07:05,827 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,827 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,827 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,828 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,828 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,828 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,828 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,828 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,828 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,828 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed.
[2020-07-20 22:07:05,829 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed.
[2020-07-20 22:07:05,829 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed.
[2020-07-20 22:07:05,829 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed.
[2020-07-20 22:07:05,829 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed.
[2020-07-20 22:07:05,830 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed.
[2020-07-20 22:07:05,830 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,831 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,831 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,831 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,831 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,832 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,832 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,832 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,832 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,832 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,832 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,832 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,833 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed.
[2020-07-20 22:07:05,833 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed.
[2020-07-20 22:07:05,833 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed.
[2020-07-20 22:07:05,833 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed.
[2020-07-20 22:07:05,833 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed.
[2020-07-20 22:07:05,833 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,833 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,834 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,834 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,834 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed.
[2020-07-20 22:07:05,835 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,835 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,836 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,837 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,837 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,838 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,838 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,838 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed.
[2020-07-20 22:07:05,838 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed.
[2020-07-20 22:07:05,838 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed.
[2020-07-20 22:07:05,838 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed.
[2020-07-20 22:07:05,838 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed.
[2020-07-20 22:07:05,839 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,839 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,839 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,839 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,839 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,839 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,840 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,840 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,840 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,840 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,840 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,840 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,840 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed.
[2020-07-20 22:07:05,841 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed.
[2020-07-20 22:07:05,841 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed.
[2020-07-20 22:07:05,841 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed.
[2020-07-20 22:07:05,841 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed.
[2020-07-20 22:07:05,841 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,841 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,841 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,842 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,842 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,842 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,842 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,842 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,842 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,842 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,843 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed.
[2020-07-20 22:07:05,843 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed.
[2020-07-20 22:07:05,843 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed.
[2020-07-20 22:07:05,843 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed.
[2020-07-20 22:07:05,843 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed.
[2020-07-20 22:07:05,843 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,843 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,844 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,844 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,844 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,844 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,844 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,844 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,844 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,844 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,845 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,845 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,845 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,845 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,845 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,845 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed.
[2020-07-20 22:07:05,845 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed.
[2020-07-20 22:07:05,845 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed.
[2020-07-20 22:07:05,846 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed.
[2020-07-20 22:07:05,846 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed.
[2020-07-20 22:07:05,846 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,846 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,846 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,846 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,846 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,847 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,847 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,847 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,847 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed.
[2020-07-20 22:07:05,847 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,847 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,847 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,848 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,848 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,848 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed.
[2020-07-20 22:07:05,848 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed.
[2020-07-20 22:07:05,848 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed.
[2020-07-20 22:07:05,848 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed.
[2020-07-20 22:07:05,848 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed.
[2020-07-20 22:07:05,849 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed.
[2020-07-20 22:07:05,849 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,849 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,849 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,849 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,849 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,849 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,849 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,849 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,849 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,850 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,850 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,850 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,850 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,850 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed.
[2020-07-20 22:07:05,850 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed.
[2020-07-20 22:07:05,850 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed.
[2020-07-20 22:07:05,851 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed.
[2020-07-20 22:07:05,851 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed.
[2020-07-20 22:07:05,851 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed.
[2020-07-20 22:07:05,851 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,851 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,851 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (and (or (not (<= 1 |old(~a10~0)|)) (<= 1 ~a10~0)) (or (<= 9 ~a19~0) (not (<= 9 |old(~a19~0)|))) (or (not (<= |old(~a1~0)| 23)) (<= ~a1~0 23)) (or (<= 8 ~a19~0) (not (<= 8 |old(~a19~0)|))))
[2020-07-20 22:07:05,852 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,852 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,852 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,852 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,852 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,852 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,852 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,853 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,853 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,853 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,853 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed.
[2020-07-20 22:07:05,853 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed.
[2020-07-20 22:07:05,853 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed.
[2020-07-20 22:07:05,853 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed.
[2020-07-20 22:07:05,854 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed.
[2020-07-20 22:07:05,854 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed.
[2020-07-20 22:07:05,854 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,854 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,854 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,854 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,854 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,854 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,855 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,855 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,855 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,855 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,855 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,855 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,855 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,856 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,856 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,856 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed.
[2020-07-20 22:07:05,856 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed.
[2020-07-20 22:07:05,856 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed.
[2020-07-20 22:07:05,856 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed.
[2020-07-20 22:07:05,856 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed.
[2020-07-20 22:07:05,856 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed.
[2020-07-20 22:07:05,857 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,857 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,857 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,857 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,857 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,857 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,857 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,858 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,858 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:07:05,858 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,858 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,858 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,858 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed.
[2020-07-20 22:07:05,859 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed.
[2020-07-20 22:07:05,859 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed.
[2020-07-20 22:07:05,859 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed.
[2020-07-20 22:07:05,859 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed.
[2020-07-20 22:07:05,859 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed.
[2020-07-20 22:07:05,859 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,859 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,860 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed.
[2020-07-20 22:07:05,860 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 22:07:05,860 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 9 ~a19~0) (<= ~a1~0 23))
[2020-07-20 22:07:05,860 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true
[2020-07-20 22:07:05,860 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 22:07:05,860 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= |old(~a1~0)| 23)) (not (<= 9 |old(~a19~0)|)) (and (<= 9 ~a19~0) (<= ~a1~0 23)))
[2020-07-20 22:07:05,860 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed.
[2020-07-20 22:07:05,861 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (<= 8 ~a19~0) (not (<= |old(~a1~0)| 23)) (<= ~a1~0 23) (<= 1 ~a10~0) (not (<= 9 |old(~a19~0)|)))
[2020-07-20 22:07:05,861 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed.
[2020-07-20 22:07:05,861 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed.
[2020-07-20 22:07:05,861 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (<= 8 ~a19~0) (not (<= |old(~a1~0)| 23)) (<= ~a1~0 23) (<= 1 ~a10~0) (not (<= 9 |old(~a19~0)|)))
[2020-07-20 22:07:05,861 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed.
[2020-07-20 22:07:05,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:07:05 BoogieIcfgContainer
[2020-07-20 22:07:05,882 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-20 22:07:05,885 INFO L168 Benchmark]: Toolchain (without parser) took 7958.47 ms. Allocated memory was 135.3 MB in the beginning and 310.4 MB in the end (delta: 175.1 MB). Free memory was 98.8 MB in the beginning and 230.6 MB in the end (delta: -131.7 MB). Peak memory consumption was 43.4 MB. Max. memory is 7.1 GB.
[2020-07-20 22:07:05,886 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 135.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB.
[2020-07-20 22:07:05,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.84 ms. Allocated memory was 135.3 MB in the beginning and 201.9 MB in the end (delta: 66.6 MB). Free memory was 98.4 MB in the beginning and 167.6 MB in the end (delta: -69.2 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB.
[2020-07-20 22:07:05,888 INFO L168 Benchmark]: Boogie Preprocessor took 103.84 ms. Allocated memory is still 201.9 MB. Free memory was 167.6 MB in the beginning and 163.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB.
[2020-07-20 22:07:05,889 INFO L168 Benchmark]: RCFGBuilder took 1408.07 ms. Allocated memory was 201.9 MB in the beginning and 228.6 MB in the end (delta: 26.7 MB). Free memory was 162.3 MB in the beginning and 178.5 MB in the end (delta: -16.2 MB). Peak memory consumption was 88.3 MB. Max. memory is 7.1 GB.
[2020-07-20 22:07:05,890 INFO L168 Benchmark]: TraceAbstraction took 5692.00 ms. Allocated memory was 228.6 MB in the beginning and 310.4 MB in the end (delta: 81.8 MB). Free memory was 178.5 MB in the beginning and 230.6 MB in the end (delta: -52.1 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB.
[2020-07-20 22:07:05,894 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.24 ms. Allocated memory is still 135.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 747.84 ms. Allocated memory was 135.3 MB in the beginning and 201.9 MB in the end (delta: 66.6 MB). Free memory was 98.4 MB in the beginning and 167.6 MB in the end (delta: -69.2 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 103.84 ms. Allocated memory is still 201.9 MB. Free memory was 167.6 MB in the beginning and 163.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 1408.07 ms. Allocated memory was 201.9 MB in the beginning and 228.6 MB in the end (delta: 26.7 MB). Free memory was 162.3 MB in the beginning and 178.5 MB in the end (delta: -16.2 MB). Peak memory consumption was 88.3 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 5692.00 ms. Allocated memory was 228.6 MB in the beginning and 310.4 MB in the end (delta: 81.8 MB). Free memory was 178.5 MB in the beginning and 230.6 MB in the end (delta: -52.1 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 115]: call of __VERIFIER_error() unreachable
For all program executions holds that call of __VERIFIER_error() unreachable at this location
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
- InvariantResult [Line: 582]: Loop Invariant
Derived loop invariant: (((8 <= a19 || !(\old(a1) <= 23)) || a1 <= 23) || 1 <= a10) || !(9 <= \old(a19))
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.1s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 331 SDtfs, 549 SDslu, 47 SDs, 0 SdLazy, 1532 SolverSat, 358 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 433 GetRequests, 429 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=723occurred in iteration=3, 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, 4 MinimizatonAttempts, 286 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 18 PreInvPairs, 34 NumberOfFragments, 94 HoareAnnotationTreeSize, 18 FomulaSimplifications, 216 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 157 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 437 NumberOfCodeBlocks, 437 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 433 ConstructedInterpolants, 0 QuantifiedInterpolants, 87435 SizeOfPredicates, 9 NumberOfNonLiveVariables, 948 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 108/108 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be correct!
Received shutdown request...