/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_label13.c
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This is Ultimate 0.1.25-d623d84
[2020-07-20 22:06:32,210 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-07-20 22:06:32,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-20 22:06:32,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-20 22:06:32,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-20 22:06:32,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-20 22:06:32,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-20 22:06:32,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-20 22:06:32,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-20 22:06:32,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-20 22:06:32,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-07-20 22:06:32,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-20 22:06:32,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-20 22:06:32,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-07-20 22:06:32,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-07-20 22:06:32,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-20 22:06:32,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-20 22:06:32,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-20 22:06:32,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-20 22:06:32,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-20 22:06:32,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-20 22:06:32,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-20 22:06:32,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-07-20 22:06:32,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-20 22:06:32,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-07-20 22:06:32,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-07-20 22:06:32,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-07-20 22:06:32,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-07-20 22:06:32,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-07-20 22:06:32,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-07-20 22:06:32,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-07-20 22:06:32,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-07-20 22:06:32,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
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[2020-07-20 22:06:32,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-07-20 22:06:32,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-07-20 22:06:32,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-07-20 22:06:32,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-07-20 22:06:32,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-07-20 22:06:32,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-07-20 22:06:32,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-07-20 22:06:32,266 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 22:06:32,280 INFO L113 SettingsManager]: Loading preferences was successful
[2020-07-20 22:06:32,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-20 22:06:32,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-20 22:06:32,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-07-20 22:06:32,282 INFO L138 SettingsManager]: * Use SBE=true
[2020-07-20 22:06:32,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-20 22:06:32,282 INFO L138 SettingsManager]: * sizeof long=4
[2020-07-20 22:06:32,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-07-20 22:06:32,282 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-07-20 22:06:32,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-07-20 22:06:32,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-07-20 22:06:32,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-20 22:06:32,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-07-20 22:06:32,283 INFO L138 SettingsManager]: * sizeof long double=12
[2020-07-20 22:06:32,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-07-20 22:06:32,284 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-07-20 22:06:32,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-07-20 22:06:32,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-20 22:06:32,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-07-20 22:06:32,284 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-07-20 22:06:32,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-07-20 22:06:32,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-20 22:06:32,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-20 22:06:32,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-07-20 22:06:32,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-20 22:06:32,286 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-07-20 22:06:32,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:32,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-20 22:06:32,286 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-07-20 22:06:32,286 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 22:06:32,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-20 22:06:32,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-20 22:06:32,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-20 22:06:32,586 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-07-20 22:06:32,589 INFO L275 PluginConnector]: CDTParser initialized
[2020-07-20 22:06:32,590 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label13.c
[2020-07-20 22:06:32,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b85ee2eed/7b73a81ad099428cbebc802ed4277483/FLAG9d7f80e4c
[2020-07-20 22:06:33,298 INFO L306 CDTParser]: Found 1 translation units.
[2020-07-20 22:06:33,299 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label13.c
[2020-07-20 22:06:33,319 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b85ee2eed/7b73a81ad099428cbebc802ed4277483/FLAG9d7f80e4c
[2020-07-20 22:06:33,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b85ee2eed/7b73a81ad099428cbebc802ed4277483
[2020-07-20 22:06:33,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-20 22:06:33,536 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-20 22:06:33,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-20 22:06:33,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-20 22:06:33,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-20 22:06:33,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:06:33" (1/1) ...
[2020-07-20 22:06:33,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bdaa788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:33, skipping insertion in model container
[2020-07-20 22:06:33,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:06:33" (1/1) ...
[2020-07-20 22:06:33,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-07-20 22:06:33,607 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-07-20 22:06:34,005 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-20 22:06:34,010 INFO L203 MainTranslator]: Completed pre-run
[2020-07-20 22:06:34,275 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-20 22:06:34,307 INFO L208 MainTranslator]: Completed translation
[2020-07-20 22:06:34,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:34 WrapperNode
[2020-07-20 22:06:34,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-20 22:06:34,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-20 22:06:34,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-20 22:06:34,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-07-20 22:06:34,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:34" (1/1) ...
[2020-07-20 22:06:34,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:34" (1/1) ...
[2020-07-20 22:06:34,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:34" (1/1) ...
[2020-07-20 22:06:34,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:34" (1/1) ...
[2020-07-20 22:06:34,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:34" (1/1) ...
[2020-07-20 22:06:34,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:34" (1/1) ...
[2020-07-20 22:06:34,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:34" (1/1) ...
[2020-07-20 22:06:34,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-20 22:06:34,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-20 22:06:34,426 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-07-20 22:06:34,426 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-07-20 22:06:34,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:34" (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 22:06:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-20 22:06:34,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-20 22:06:34,508 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output
[2020-07-20 22:06:34,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-07-20 22:06:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output
[2020-07-20 22:06:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-20 22:06:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-20 22:06:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure exit
[2020-07-20 22:06:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-07-20 22:06:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-20 22:06:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-20 22:06:35,773 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-20 22:06:35,774 INFO L295 CfgBuilder]: Removed 1 assume(true) statements.
[2020-07-20 22:06:35,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:06:35 BoogieIcfgContainer
[2020-07-20 22:06:35,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-20 22:06:35,787 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-20 22:06:35,787 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-07-20 22:06:35,790 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-07-20 22:06:35,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:06:33" (1/3) ...
[2020-07-20 22:06:35,791 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@630ed76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:06:35, skipping insertion in model container
[2020-07-20 22:06:35,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:06:34" (2/3) ...
[2020-07-20 22:06:35,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@630ed76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:06:35, skipping insertion in model container
[2020-07-20 22:06:35,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:06:35" (3/3) ...
[2020-07-20 22:06:35,798 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label13.c
[2020-07-20 22:06:35,808 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-20 22:06:35,818 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-20 22:06:35,830 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-20 22:06:35,855 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-07-20 22:06:35,856 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-07-20 22:06:35,856 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-20 22:06:35,856 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-20 22:06:35,856 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-20 22:06:35,856 INFO L380 AbstractCegarLoop]: Difference is false
[2020-07-20 22:06:35,857 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-20 22:06:35,857 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-20 22:06:35,880 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states.
[2020-07-20 22:06:35,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62
[2020-07-20 22:06:35,890 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:06:35,892 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 22:06:35,892 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:06:35,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:06:35,899 INFO L82 PathProgramCache]: Analyzing trace with hash 1614181646, now seen corresponding path program 1 times
[2020-07-20 22:06:35,907 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:06:35,907 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1312238358]
[2020-07-20 22:06:35,908 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 22:06:36,025 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:06:36,026 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:06:36,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core
[2020-07-20 22:06:36,036 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:06:36,105 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 22:06:36,106 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:06:36,107 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1312238358]
[2020-07-20 22:06:36,108 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:06:36,108 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:06:36,109 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987722802]
[2020-07-20 22:06:36,114 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:06:36,114 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:06:36,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:06:36,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:06:36,131 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states.
[2020-07-20 22:06:37,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:06:37,186 INFO L93 Difference]: Finished difference Result 586 states and 1004 transitions.
[2020-07-20 22:06:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 22:06:37,188 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61
[2020-07-20 22:06:37,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:06:37,204 INFO L225 Difference]: With dead ends: 586
[2020-07-20 22:06:37,204 INFO L226 Difference]: Without dead ends: 294
[2020-07-20 22:06:37,211 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 59 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 22:06:37,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states.
[2020-07-20 22:06:37,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294.
[2020-07-20 22:06:37,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states.
[2020-07-20 22:06:37,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 426 transitions.
[2020-07-20 22:06:37,286 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 426 transitions. Word has length 61
[2020-07-20 22:06:37,287 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:06:37,287 INFO L479 AbstractCegarLoop]: Abstraction has 294 states and 426 transitions.
[2020-07-20 22:06:37,288 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:06:37,288 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 426 transitions.
[2020-07-20 22:06:37,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136
[2020-07-20 22:06:37,294 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:06:37,294 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, 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]
[2020-07-20 22:06:37,509 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:37,509 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:06:37,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:06:37,510 INFO L82 PathProgramCache]: Analyzing trace with hash 1316913554, now seen corresponding path program 1 times
[2020-07-20 22:06:37,511 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:06:37,511 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [323155585]
[2020-07-20 22:06:37,512 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 22:06:37,618 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:06:37,618 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:06:37,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:06:37,632 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:06:37,691 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:06:37,691 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:06:37,692 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [323155585]
[2020-07-20 22:06:37,692 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:06:37,692 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:06:37,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239520053]
[2020-07-20 22:06:37,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:06:37,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:06:37,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:06:37,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:06:37,698 INFO L87 Difference]: Start difference. First operand 294 states and 426 transitions. Second operand 3 states.
[2020-07-20 22:06:38,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:06:38,468 INFO L93 Difference]: Finished difference Result 868 states and 1277 transitions.
[2020-07-20 22:06:38,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 22:06:38,469 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135
[2020-07-20 22:06:38,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:06:38,478 INFO L225 Difference]: With dead ends: 868
[2020-07-20 22:06:38,478 INFO L226 Difference]: Without dead ends: 580
[2020-07-20 22:06:38,480 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 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 22:06:38,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states.
[2020-07-20 22:06:38,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 580.
[2020-07-20 22:06:38,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 580 states.
[2020-07-20 22:06:38,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 580 states and 762 transitions.
[2020-07-20 22:06:38,515 INFO L78 Accepts]: Start accepts. Automaton has 580 states and 762 transitions. Word has length 135
[2020-07-20 22:06:38,516 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:06:38,516 INFO L479 AbstractCegarLoop]: Abstraction has 580 states and 762 transitions.
[2020-07-20 22:06:38,516 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:06:38,516 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 762 transitions.
[2020-07-20 22:06:38,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141
[2020-07-20 22:06:38,519 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:06:38,520 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, 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]
[2020-07-20 22:06:38,732 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:38,733 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:06:38,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:06:38,735 INFO L82 PathProgramCache]: Analyzing trace with hash 2120193425, now seen corresponding path program 1 times
[2020-07-20 22:06:38,735 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:06:38,736 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1399878562]
[2020-07-20 22:06:38,736 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 22:06:38,844 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:06:38,845 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:06:38,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:06:38,861 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:06:38,906 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:06:38,907 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:06:38,907 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1399878562]
[2020-07-20 22:06:38,907 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:06:38,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:06:38,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951683943]
[2020-07-20 22:06:38,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:06:38,910 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:06:38,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:06:38,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:06:38,920 INFO L87 Difference]: Start difference. First operand 580 states and 762 transitions. Second operand 3 states.
[2020-07-20 22:06:39,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:06:39,674 INFO L93 Difference]: Finished difference Result 1440 states and 1957 transitions.
[2020-07-20 22:06:39,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 22:06:39,676 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 140
[2020-07-20 22:06:39,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:06:39,686 INFO L225 Difference]: With dead ends: 1440
[2020-07-20 22:06:39,686 INFO L226 Difference]: Without dead ends: 866
[2020-07-20 22:06:39,688 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 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 22:06:39,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states.
[2020-07-20 22:06:39,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 866.
[2020-07-20 22:06:39,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 866 states.
[2020-07-20 22:06:39,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 866 states and 1139 transitions.
[2020-07-20 22:06:39,751 INFO L78 Accepts]: Start accepts. Automaton has 866 states and 1139 transitions. Word has length 140
[2020-07-20 22:06:39,752 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:06:39,752 INFO L479 AbstractCegarLoop]: Abstraction has 866 states and 1139 transitions.
[2020-07-20 22:06:39,752 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:06:39,752 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1139 transitions.
[2020-07-20 22:06:39,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157
[2020-07-20 22:06:39,756 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:06:39,756 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, 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]
[2020-07-20 22:06:39,969 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:39,970 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:06:39,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:06:39,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1756677455, now seen corresponding path program 1 times
[2020-07-20 22:06:39,971 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:06:39,972 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [92344117]
[2020-07-20 22:06:39,972 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 22:06:40,058 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:06:40,058 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:06:40,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:06:40,063 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:06:40,094 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:06:40,094 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:06:40,095 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [92344117]
[2020-07-20 22:06:40,095 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:06:40,095 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:06:40,095 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644980472]
[2020-07-20 22:06:40,096 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:06:40,096 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:06:40,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:06:40,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:06:40,097 INFO L87 Difference]: Start difference. First operand 866 states and 1139 transitions. Second operand 3 states.
[2020-07-20 22:06:40,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:06:40,843 INFO L93 Difference]: Finished difference Result 2012 states and 2717 transitions.
[2020-07-20 22:06:40,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 22:06:40,845 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 156
[2020-07-20 22:06:40,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:06:40,854 INFO L225 Difference]: With dead ends: 2012
[2020-07-20 22:06:40,854 INFO L226 Difference]: Without dead ends: 1152
[2020-07-20 22:06:40,859 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 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 22:06:40,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1152 states.
[2020-07-20 22:06:40,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1152 to 1152.
[2020-07-20 22:06:40,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1152 states.
[2020-07-20 22:06:40,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1152 states and 1466 transitions.
[2020-07-20 22:06:40,896 INFO L78 Accepts]: Start accepts. Automaton has 1152 states and 1466 transitions. Word has length 156
[2020-07-20 22:06:40,896 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:06:40,896 INFO L479 AbstractCegarLoop]: Abstraction has 1152 states and 1466 transitions.
[2020-07-20 22:06:40,896 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:06:40,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1466 transitions.
[2020-07-20 22:06:40,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214
[2020-07-20 22:06:40,901 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:06:40,901 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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]
[2020-07-20 22:06:41,113 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:41,113 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:06:41,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:06:41,114 INFO L82 PathProgramCache]: Analyzing trace with hash 1335928450, now seen corresponding path program 1 times
[2020-07-20 22:06:41,115 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:06:41,115 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1996921697]
[2020-07-20 22:06:41,116 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:41,229 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:06:41,229 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:06:41,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:06:41,234 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:06:41,304 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 179 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:06:41,305 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2020-07-20 22:06:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 179 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:06:41,458 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1996921697]
[2020-07-20 22:06:41,458 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2020-07-20 22:06:41,458 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7
[2020-07-20 22:06:41,460 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768456533]
[2020-07-20 22:06:41,461 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-07-20 22:06:41,461 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:06:41,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-07-20 22:06:41,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42
[2020-07-20 22:06:41,463 INFO L87 Difference]: Start difference. First operand 1152 states and 1466 transitions. Second operand 7 states.
[2020-07-20 22:06:43,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:06:43,106 INFO L93 Difference]: Finished difference Result 3951 states and 5238 transitions.
[2020-07-20 22:06:43,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2020-07-20 22:06:43,107 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 213
[2020-07-20 22:06:43,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:06:43,121 INFO L225 Difference]: With dead ends: 3951
[2020-07-20 22:06:43,121 INFO L226 Difference]: Without dead ends: 1921
[2020-07-20 22:06:43,129 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 421 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132
[2020-07-20 22:06:43,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1921 states.
[2020-07-20 22:06:43,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1921 to 1885.
[2020-07-20 22:06:43,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1885 states.
[2020-07-20 22:06:43,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1885 states and 2211 transitions.
[2020-07-20 22:06:43,208 INFO L78 Accepts]: Start accepts. Automaton has 1885 states and 2211 transitions. Word has length 213
[2020-07-20 22:06:43,208 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:06:43,208 INFO L479 AbstractCegarLoop]: Abstraction has 1885 states and 2211 transitions.
[2020-07-20 22:06:43,209 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-07-20 22:06:43,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 2211 transitions.
[2020-07-20 22:06:43,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229
[2020-07-20 22:06:43,219 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:06:43,220 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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]
[2020-07-20 22:06:43,434 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:43,435 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:06:43,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:06:43,435 INFO L82 PathProgramCache]: Analyzing trace with hash -45528551, now seen corresponding path program 1 times
[2020-07-20 22:06:43,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:06:43,436 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1669927713]
[2020-07-20 22:06:43,436 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:43,552 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:06:43,552 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:06:43,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:06:43,557 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:06:43,601 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked.
[2020-07-20 22:06:43,601 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:06:43,602 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1669927713]
[2020-07-20 22:06:43,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:06:43,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:06:43,603 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235522339]
[2020-07-20 22:06:43,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:06:43,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:06:43,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:06:43,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:06:43,604 INFO L87 Difference]: Start difference. First operand 1885 states and 2211 transitions. Second operand 3 states.
[2020-07-20 22:06:44,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:06:44,259 INFO L93 Difference]: Finished difference Result 4050 states and 4819 transitions.
[2020-07-20 22:06:44,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 22:06:44,260 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 228
[2020-07-20 22:06:44,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:06:44,272 INFO L225 Difference]: With dead ends: 4050
[2020-07-20 22:06:44,272 INFO L226 Difference]: Without dead ends: 2169
[2020-07-20 22:06:44,282 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 226 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 22:06:44,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2169 states.
[2020-07-20 22:06:44,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2169 to 2024.
[2020-07-20 22:06:44,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2024 states.
[2020-07-20 22:06:44,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 2024 states and 2390 transitions.
[2020-07-20 22:06:44,338 INFO L78 Accepts]: Start accepts. Automaton has 2024 states and 2390 transitions. Word has length 228
[2020-07-20 22:06:44,339 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:06:44,339 INFO L479 AbstractCegarLoop]: Abstraction has 2024 states and 2390 transitions.
[2020-07-20 22:06:44,339 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:06:44,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2390 transitions.
[2020-07-20 22:06:44,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245
[2020-07-20 22:06:44,345 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:06:44,345 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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]
[2020-07-20 22:06:44,560 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:44,561 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:06:44,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:06:44,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1221820657, now seen corresponding path program 1 times
[2020-07-20 22:06:44,562 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:06:44,563 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [97934574]
[2020-07-20 22:06:44,563 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:44,687 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:06:44,687 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:06:44,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:06:44,693 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:06:44,741 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked.
[2020-07-20 22:06:44,741 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:06:44,742 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [97934574]
[2020-07-20 22:06:44,742 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:06:44,742 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:06:44,742 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459258434]
[2020-07-20 22:06:44,743 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:06:44,743 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:06:44,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:06:44,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:06:44,744 INFO L87 Difference]: Start difference. First operand 2024 states and 2390 transitions. Second operand 3 states.
[2020-07-20 22:06:45,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:06:45,212 INFO L93 Difference]: Finished difference Result 2026 states and 2391 transitions.
[2020-07-20 22:06:45,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 22:06:45,213 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 244
[2020-07-20 22:06:45,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:06:45,224 INFO L225 Difference]: With dead ends: 2026
[2020-07-20 22:06:45,224 INFO L226 Difference]: Without dead ends: 2024
[2020-07-20 22:06:45,226 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 242 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 22:06:45,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2024 states.
[2020-07-20 22:06:45,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2024 to 2024.
[2020-07-20 22:06:45,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2024 states.
[2020-07-20 22:06:45,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 2024 states and 2389 transitions.
[2020-07-20 22:06:45,278 INFO L78 Accepts]: Start accepts. Automaton has 2024 states and 2389 transitions. Word has length 244
[2020-07-20 22:06:45,279 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:06:45,279 INFO L479 AbstractCegarLoop]: Abstraction has 2024 states and 2389 transitions.
[2020-07-20 22:06:45,279 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:06:45,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2389 transitions.
[2020-07-20 22:06:45,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258
[2020-07-20 22:06:45,286 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:06:45,287 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 22:06:45,504 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:45,505 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:06:45,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:06:45,506 INFO L82 PathProgramCache]: Analyzing trace with hash -1248765022, now seen corresponding path program 1 times
[2020-07-20 22:06:45,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:06:45,506 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1567651462]
[2020-07-20 22:06:45,506 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:45,655 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:06:45,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:06:45,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 11 conjunts are in the unsatisfiable core
[2020-07-20 22:06:45,661 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:06:45,726 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked.
[2020-07-20 22:06:45,726 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:06:45,726 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1567651462]
[2020-07-20 22:06:45,726 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:06:45,726 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-07-20 22:06:45,727 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889296214]
[2020-07-20 22:06:45,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-07-20 22:06:45,727 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:06:45,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-07-20 22:06:45,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-07-20 22:06:45,728 INFO L87 Difference]: Start difference. First operand 2024 states and 2389 transitions. Second operand 5 states.
[2020-07-20 22:06:46,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:06:46,544 INFO L93 Difference]: Finished difference Result 3943 states and 4678 transitions.
[2020-07-20 22:06:46,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2020-07-20 22:06:46,548 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 257
[2020-07-20 22:06:46,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:06:46,557 INFO L225 Difference]: With dead ends: 3943
[2020-07-20 22:06:46,557 INFO L226 Difference]: Without dead ends: 2068
[2020-07-20 22:06:46,562 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 253 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42
[2020-07-20 22:06:46,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2068 states.
[2020-07-20 22:06:46,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2068 to 2062.
[2020-07-20 22:06:46,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2062 states.
[2020-07-20 22:06:46,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 2062 states and 2433 transitions.
[2020-07-20 22:06:46,622 INFO L78 Accepts]: Start accepts. Automaton has 2062 states and 2433 transitions. Word has length 257
[2020-07-20 22:06:46,623 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:06:46,623 INFO L479 AbstractCegarLoop]: Abstraction has 2062 states and 2433 transitions.
[2020-07-20 22:06:46,623 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-07-20 22:06:46,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 2433 transitions.
[2020-07-20 22:06:46,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328
[2020-07-20 22:06:46,635 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:06:46,635 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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]
[2020-07-20 22:06:46,839 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:46,839 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:06:46,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:06:46,840 INFO L82 PathProgramCache]: Analyzing trace with hash -649626018, now seen corresponding path program 1 times
[2020-07-20 22:06:46,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:06:46,840 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [268242414]
[2020-07-20 22:06:46,841 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:47,008 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:06:47,008 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:06:47,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:06:47,014 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:06:47,037 INFO L320 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term
[2020-07-20 22:06:47,037 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-20 22:06:47,109 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 322 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked.
[2020-07-20 22:06:47,110 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2020-07-20 22:06:47,187 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts
[2020-07-20 22:06:47,188 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts
[2020-07-20 22:06:47,191 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[3, 2, 1] term
[2020-07-20 22:06:47,191 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts
[2020-07-20 22:06:47,565 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 234 proven. 77 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked.
[2020-07-20 22:06:47,565 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [268242414]
[2020-07-20 22:06:47,566 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2020-07-20 22:06:47,566 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6
[2020-07-20 22:06:47,566 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351686422]
[2020-07-20 22:06:47,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-07-20 22:06:47,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:06:47,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-07-20 22:06:47,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2020-07-20 22:06:47,569 INFO L87 Difference]: Start difference. First operand 2062 states and 2433 transitions. Second operand 6 states.
[2020-07-20 22:06:48,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:06:48,685 INFO L93 Difference]: Finished difference Result 4011 states and 4817 transitions.
[2020-07-20 22:06:48,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2020-07-20 22:06:48,686 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 327
[2020-07-20 22:06:48,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:06:48,696 INFO L225 Difference]: With dead ends: 4011
[2020-07-20 22:06:48,697 INFO L226 Difference]: Without dead ends: 2098
[2020-07-20 22:06:48,702 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 659 GetRequests, 650 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72
[2020-07-20 22:06:48,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2098 states.
[2020-07-20 22:06:48,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2098 to 1927.
[2020-07-20 22:06:48,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1927 states.
[2020-07-20 22:06:48,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1927 states and 2194 transitions.
[2020-07-20 22:06:48,763 INFO L78 Accepts]: Start accepts. Automaton has 1927 states and 2194 transitions. Word has length 327
[2020-07-20 22:06:48,763 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:06:48,763 INFO L479 AbstractCegarLoop]: Abstraction has 1927 states and 2194 transitions.
[2020-07-20 22:06:48,764 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-07-20 22:06:48,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2194 transitions.
[2020-07-20 22:06:48,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373
[2020-07-20 22:06:48,773 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:06:48,773 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 22:06:48,978 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:48,978 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:06:48,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:06:48,979 INFO L82 PathProgramCache]: Analyzing trace with hash -467387859, now seen corresponding path program 1 times
[2020-07-20 22:06:48,980 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:06:48,984 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [607917642]
[2020-07-20 22:06:48,985 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:06:49,169 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:06:49,169 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:06:49,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 12 conjunts are in the unsatisfiable core
[2020-07-20 22:06:49,177 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:06:49,205 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-20 22:06:49,209 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-07-20 22:06:49,210 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts
[2020-07-20 22:06:49,213 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts
[2020-07-20 22:06:49,217 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,220 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,226 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,230 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts
[2020-07-20 22:06:49,232 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts
[2020-07-20 22:06:49,232 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts
[2020-07-20 22:06:49,235 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,239 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,240 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,243 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts
[2020-07-20 22:06:49,246 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,255 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,258 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,260 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts
[2020-07-20 22:06:49,268 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-07-20 22:06:49,269 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts
[2020-07-20 22:06:49,270 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,274 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts
[2020-07-20 22:06:49,274 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,275 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,278 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-07-20 22:06:49,281 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts
[2020-07-20 22:07:06,609 WARN L193 SmtUtils]: Spent 17.23 s on a formula simplification. DAG size of input: 64 DAG size of output: 34
[2020-07-20 22:07:06,649 INFO L501 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts
[2020-07-20 22:07:06,763 INFO L320 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term
[2020-07-20 22:07:06,764 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-20 22:07:06,765 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-20 22:07:06,791 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-20 22:07:06,927 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 374 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked.
[2020-07-20 22:07:06,927 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2020-07-20 22:07:07,062 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts
[2020-07-20 22:07:07,063 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts
[2020-07-20 22:07:07,066 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts
[2020-07-20 22:07:07,067 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts
[2020-07-20 22:07:07,094 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts
[2020-07-20 22:07:07,095 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts
[2020-07-20 22:07:07,232 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts
[2020-07-20 22:07:07,234 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts
[2020-07-20 22:07:07,235 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts
[2020-07-20 22:07:07,239 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts
[2020-07-20 22:07:07,242 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts
[2020-07-20 22:07:07,243 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts
[2020-07-20 22:07:07,244 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts
[2020-07-20 22:07:07,245 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts
[2020-07-20 22:07:07,246 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts
[2020-07-20 22:07:07,248 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts
[2020-07-20 22:07:07,250 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts
[2020-07-20 22:07:07,250 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts
[2020-07-20 22:07:07,356 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [607917642]
[2020-07-20 22:07:07,357 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences.
[2020-07-20 22:07:07,357 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8
[2020-07-20 22:07:07,357 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856679779]
[2020-07-20 22:07:07,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-07-20 22:07:07,358 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:07:07,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-07-20 22:07:07,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110
[2020-07-20 22:07:07,359 INFO L87 Difference]: Start difference. First operand 1927 states and 2194 transitions. Second operand 8 states.
[2020-07-20 22:07:10,243 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 57 DAG size of output: 42
[2020-07-20 22:10:11,922 WARN L193 SmtUtils]: Spent 21.10 s on a formula simplification. DAG size of input: 47 DAG size of output: 46
[2020-07-20 22:10:31,690 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 36
[2020-07-20 22:10:40,321 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 48 DAG size of output: 34
[2020-07-20 22:11:15,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:11:15,973 INFO L93 Difference]: Finished difference Result 4895 states and 5728 transitions.
[2020-07-20 22:11:15,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2020-07-20 22:11:15,983 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 372
[2020-07-20 22:11:15,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:11:15,995 INFO L225 Difference]: With dead ends: 4895
[2020-07-20 22:11:15,995 INFO L226 Difference]: Without dead ends: 3117
[2020-07-20 22:11:16,001 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 635 GetRequests, 613 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 45.9s TimeCoverageRelationStatistics Valid=149, Invalid=312, Unknown=1, NotChecked=0, Total=462
[2020-07-20 22:11:16,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3117 states.
[2020-07-20 22:11:16,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3117 to 2962.
[2020-07-20 22:11:16,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2962 states.
[2020-07-20 22:11:16,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 2962 states and 3385 transitions.
[2020-07-20 22:11:16,076 INFO L78 Accepts]: Start accepts. Automaton has 2962 states and 3385 transitions. Word has length 372
[2020-07-20 22:11:16,077 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:11:16,077 INFO L479 AbstractCegarLoop]: Abstraction has 2962 states and 3385 transitions.
[2020-07-20 22:11:16,077 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-07-20 22:11:16,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2962 states and 3385 transitions.
[2020-07-20 22:11:16,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392
[2020-07-20 22:11:16,089 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-20 22:11:16,089 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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]
[2020-07-20 22:11:16,289 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:11:16,290 INFO L427 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:11:16,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:11:16,290 INFO L82 PathProgramCache]: Analyzing trace with hash -145294626, now seen corresponding path program 1 times
[2020-07-20 22:11:16,291 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:11:16,291 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [384050603]
[2020-07-20 22:11:16,291 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:11:16,524 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:11:16,525 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:11:16,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:11:16,531 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:11:16,542 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-20 22:11:16,543 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-20 22:11:16,543 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-07-20 22:11:16,544 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-20 22:11:16,545 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-07-20 22:11:16,546 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-07-20 22:11:16,546 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts
[2020-07-20 22:11:16,767 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 21
[2020-07-20 22:11:17,035 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked.
[2020-07-20 22:11:17,036 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:11:17,036 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [384050603]
[2020-07-20 22:11:17,036 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:11:17,036 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:11:17,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134511587]
[2020-07-20 22:11:17,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:11:17,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:11:17,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:11:17,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:11:17,038 INFO L87 Difference]: Start difference. First operand 2962 states and 3385 transitions. Second operand 3 states.
[2020-07-20 22:11:19,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:11:19,575 INFO L93 Difference]: Finished difference Result 6063 states and 6952 transitions.
[2020-07-20 22:11:19,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-07-20 22:11:19,578 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 391
[2020-07-20 22:11:19,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:11:19,579 INFO L225 Difference]: With dead ends: 6063
[2020-07-20 22:11:19,579 INFO L226 Difference]: Without dead ends: 0
[2020-07-20 22:11:19,590 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 389 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:11:19,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-07-20 22:11:19,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-07-20 22:11:19,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-07-20 22:11:19,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-07-20 22:11:19,591 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 391
[2020-07-20 22:11:19,591 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:11:19,592 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-07-20 22:11:19,592 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:11:19,592 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-07-20 22:11:19,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-20 22:11:19,796 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:11:19,799 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-07-20 22:11:20,608 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 25
[2020-07-20 22:11:22,547 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 165 DAG size of output: 77
[2020-07-20 22:11:23,254 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 51
[2020-07-20 22:11:23,987 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 51
[2020-07-20 22:11:23,993 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 22:11:23,993 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= |old(~a10~0)| ~a10~0) (<= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|))
[2020-07-20 22:11:23,993 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 22:11:23,993 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,993 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,993 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,994 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,994 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,994 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,994 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,994 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,994 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,994 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed.
[2020-07-20 22:11:23,994 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed.
[2020-07-20 22:11:23,994 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed.
[2020-07-20 22:11:23,995 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed.
[2020-07-20 22:11:23,995 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed.
[2020-07-20 22:11:23,995 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed.
[2020-07-20 22:11:23,995 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,995 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,995 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,995 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,995 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,995 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,996 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,996 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,996 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,996 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,996 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,996 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,996 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed.
[2020-07-20 22:11:23,996 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed.
[2020-07-20 22:11:23,996 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed.
[2020-07-20 22:11:23,997 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed.
[2020-07-20 22:11:23,997 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed.
[2020-07-20 22:11:23,997 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,997 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,997 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,997 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,997 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 169) no Hoare annotation was computed.
[2020-07-20 22:11:23,997 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,998 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,998 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,998 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,998 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,998 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,998 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,998 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed.
[2020-07-20 22:11:23,998 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed.
[2020-07-20 22:11:23,998 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed.
[2020-07-20 22:11:23,999 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed.
[2020-07-20 22:11:23,999 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed.
[2020-07-20 22:11:23,999 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,999 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,999 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,999 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed.
[2020-07-20 22:11:23,999 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:23,999 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,000 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,000 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,000 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,000 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,000 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,000 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,000 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed.
[2020-07-20 22:11:24,000 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed.
[2020-07-20 22:11:24,001 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed.
[2020-07-20 22:11:24,001 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed.
[2020-07-20 22:11:24,001 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed.
[2020-07-20 22:11:24,001 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,001 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,001 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,001 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,001 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,001 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,002 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,002 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,002 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,002 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,002 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed.
[2020-07-20 22:11:24,002 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed.
[2020-07-20 22:11:24,002 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed.
[2020-07-20 22:11:24,002 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed.
[2020-07-20 22:11:24,003 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed.
[2020-07-20 22:11:24,003 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,003 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,003 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,003 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,003 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,003 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,003 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,003 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,004 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,004 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,004 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,004 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,004 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,004 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,004 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,004 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed.
[2020-07-20 22:11:24,004 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed.
[2020-07-20 22:11:24,005 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed.
[2020-07-20 22:11:24,005 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed.
[2020-07-20 22:11:24,005 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed.
[2020-07-20 22:11:24,005 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,005 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,005 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,005 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,005 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,005 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,006 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,006 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,006 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed.
[2020-07-20 22:11:24,006 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,006 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,006 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,006 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,006 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,007 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed.
[2020-07-20 22:11:24,007 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed.
[2020-07-20 22:11:24,007 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed.
[2020-07-20 22:11:24,007 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed.
[2020-07-20 22:11:24,007 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed.
[2020-07-20 22:11:24,007 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed.
[2020-07-20 22:11:24,007 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,007 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,007 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,008 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,008 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,008 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,008 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,008 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,008 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,008 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,008 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,008 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,008 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,008 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed.
[2020-07-20 22:11:24,009 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed.
[2020-07-20 22:11:24,009 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed.
[2020-07-20 22:11:24,009 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed.
[2020-07-20 22:11:24,009 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed.
[2020-07-20 22:11:24,009 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed.
[2020-07-20 22:11:24,009 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,009 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,009 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse5 (not (< |old(~a19~0)| 10))) (.cse6 (not (<= 9 |old(~a19~0)|))) (.cse7 (<= 9 ~a19~0)) (.cse2 (<= |old(~a10~0)| ~a10~0)) (.cse3 (= ~a1~0 |old(~a1~0)|)) (.cse0 (not (<= |old(~a19~0)| 8))) (.cse1 (<= ~a19~0 |old(~a19~0)|)) (.cse8 (not (<= |old(~a10~0)| 2))) (.cse9 (not (<= |old(~a10~0)| 1)))) (and (or (not (<= 4 |old(~a10~0)|)) .cse0 (and .cse1 (<= 4 ~a10~0))) (or (and .cse2 .cse1 .cse3) (forall ((v_~a1~0_401 Int)) (let ((.cse4 (mod v_~a1~0_401 25))) (or (not (< v_~a1~0_401 0)) (= 0 .cse4) (not (<= 65 (* 5 .cse4))) (not (<= |old(~a1~0)| (+ (mod (+ (* .cse4 5) 10) 25) 13)))))) .cse0 (not (<= 2 |old(~a10~0)|))) (or .cse5 .cse6 (and .cse7 .cse2 .cse3 (< ~a19~0 10))) (or (not (<= |old(~a1~0)| 23)) (<= ~a1~0 23) .cse0) (or .cse5 (<= ~a10~0 2) .cse8) (or (<= ~a10~0 0) (not (<= |old(~a10~0)| 0))) (or .cse6 (and .cse7 .cse2 .cse1 .cse3) .cse9) (or .cse0 .cse1 .cse8) (or (<= ~a10~0 1) .cse9)))
[2020-07-20 22:11:24,009 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,009 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed.
[2020-07-20 22:11:24,010 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,011 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,012 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,013 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed.
[2020-07-20 22:11:24,014 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2020-07-20 22:11:24,014 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (<= 9 ~a19~0) (= 23 ~a1~0) (< ~a19~0 10))
[2020-07-20 22:11:24,014 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true
[2020-07-20 22:11:24,014 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2020-07-20 22:11:24,014 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (< |old(~a19~0)| 10)) (and (<= ~a10~0 0) (<= 9 ~a19~0) (<= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|) (< ~a19~0 10)) (not (= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (not (<= 9 |old(~a19~0)|)))
[2020-07-20 22:11:24,014 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed.
[2020-07-20 22:11:24,015 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (let ((.cse1 (< ~a19~0 10)) (.cse2 (<= ~a19~0 8))) (or (<= ~a10~0 1) (not (< |old(~a19~0)| 10)) (not (<= |old(~a10~0)| 0)) (and (exists ((v_~a1~0_401 Int)) (let ((.cse0 (mod v_~a1~0_401 25))) (and (< v_~a1~0_401 0) (not (= 0 .cse0)) (<= 65 (* 5 .cse0)) (<= ~a1~0 (+ (mod (+ (* .cse0 5) 10) 25) 13))))) .cse1) (not (= 23 |old(~a1~0)|)) (not (<= 9 |old(~a19~0)|)) (and .cse2 (<= ~a10~0 2)) (and (<= 9 ~a19~0) .cse1) (and .cse2 (<= 4 ~a10~0))))
[2020-07-20 22:11:24,015 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed.
[2020-07-20 22:11:24,015 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed.
[2020-07-20 22:11:24,015 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse1 (< ~a19~0 10)) (.cse2 (<= ~a19~0 8))) (or (<= ~a10~0 1) (not (< |old(~a19~0)| 10)) (not (<= |old(~a10~0)| 0)) (and (exists ((v_~a1~0_401 Int)) (let ((.cse0 (mod v_~a1~0_401 25))) (and (< v_~a1~0_401 0) (not (= 0 .cse0)) (<= 65 (* 5 .cse0)) (<= ~a1~0 (+ (mod (+ (* .cse0 5) 10) 25) 13))))) .cse1) (not (= 23 |old(~a1~0)|)) (not (<= 9 |old(~a19~0)|)) (and .cse2 (<= ~a10~0 2)) (and (<= 9 ~a19~0) .cse1) (and .cse2 (<= 4 ~a10~0))))
[2020-07-20 22:11:24,015 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed.
[2020-07-20 22:11:24,026 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,027 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:11:24 BoogieIcfgContainer
[2020-07-20 22:11:24,040 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-20 22:11:24,042 INFO L168 Benchmark]: Toolchain (without parser) took 290506.83 ms. Allocated memory was 136.3 MB in the beginning and 589.8 MB in the end (delta: 453.5 MB). Free memory was 99.6 MB in the beginning and 441.1 MB in the end (delta: -341.6 MB). Peak memory consumption was 465.2 MB. Max. memory is 7.1 GB.
[2020-07-20 22:11:24,042 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 136.3 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB.
[2020-07-20 22:11:24,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.09 ms. Allocated memory was 136.3 MB in the beginning and 202.9 MB in the end (delta: 66.6 MB). Free memory was 99.2 MB in the beginning and 169.2 MB in the end (delta: -70.1 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB.
[2020-07-20 22:11:24,044 INFO L168 Benchmark]: Boogie Preprocessor took 116.01 ms. Allocated memory is still 202.9 MB. Free memory was 169.2 MB in the beginning and 164.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB.
[2020-07-20 22:11:24,044 INFO L168 Benchmark]: RCFGBuilder took 1360.27 ms. Allocated memory was 202.9 MB in the beginning and 232.3 MB in the end (delta: 29.4 MB). Free memory was 164.2 MB in the beginning and 180.7 MB in the end (delta: -16.5 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB.
[2020-07-20 22:11:24,045 INFO L168 Benchmark]: TraceAbstraction took 288253.03 ms. Allocated memory was 232.3 MB in the beginning and 589.8 MB in the end (delta: 357.6 MB). Free memory was 179.3 MB in the beginning and 441.1 MB in the end (delta: -261.9 MB). Peak memory consumption was 449.0 MB. Max. memory is 7.1 GB.
[2020-07-20 22:11:24,048 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.60 ms. Allocated memory is still 136.3 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 771.09 ms. Allocated memory was 136.3 MB in the beginning and 202.9 MB in the end (delta: 66.6 MB). Free memory was 99.2 MB in the beginning and 169.2 MB in the end (delta: -70.1 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 116.01 ms. Allocated memory is still 202.9 MB. Free memory was 169.2 MB in the beginning and 164.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 1360.27 ms. Allocated memory was 202.9 MB in the beginning and 232.3 MB in the end (delta: 29.4 MB). Free memory was 164.2 MB in the beginning and 180.7 MB in the end (delta: -16.5 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 288253.03 ms. Allocated memory was 232.3 MB in the beginning and 589.8 MB in the end (delta: 357.6 MB). Free memory was 179.3 MB in the beginning and 441.1 MB in the end (delta: -261.9 MB). Peak memory consumption was 449.0 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor:
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
- GenericResult: Unfinished Backtranslation
Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 169]: 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
[2020-07-20 22:11:24,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
[2020-07-20 22:11:24,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a1~0_401,QUANTIFIED]
Derived loop invariant: (((((((a10 <= 1 || !(\old(a19) < 10)) || !(\old(a10) <= 0)) || ((\exists v_~a1~0_401 : int :: ((v_~a1~0_401 < 0 && !(0 == v_~a1~0_401 % 25)) && 65 <= 5 * (v_~a1~0_401 % 25)) && a1 <= (v_~a1~0_401 % 25 * 5 + 10) % 25 + 13) && a19 < 10)) || !(23 == \old(a1))) || !(9 <= \old(a19))) || (a19 <= 8 && a10 <= 2)) || (9 <= a19 && a19 < 10)) || (a19 <= 8 && 4 <= a10)
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 283.9s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 259.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 621 SDtfs, 2497 SDslu, 266 SDs, 0 SdLazy, 6702 SolverSat, 992 SolverUnsat, 95 SolverUnknown, 0 SolverNotchecked, 225.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3332 GetRequests, 3278 SyntacticMatches, 5 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 46.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2962occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 513 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 129 PreInvPairs, 195 NumberOfFragments, 374 HoareAnnotationTreeSize, 129 FomulaSimplifications, 2357 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4072 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 19.9s InterpolantComputationTime, 2524 NumberOfCodeBlocks, 2524 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 3051 ConstructedInterpolants, 63 QuantifiedInterpolants, 2456351 SizeOfPredicates, 18 NumberOfNonLiveVariables, 4354 ConjunctsInSsa, 61 ConjunctsInUnsatCore, 13 InterpolantComputations, 8 PerfectInterpolantSequences, 2611/2696 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...