/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-wmm/thin002_pso.oepc.i
--------------------------------------------------------------------------------
This is Ultimate 0.1.25-b09bf87
[2020-10-16 12:12:41,205 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-10-16 12:12:41,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-10-16 12:12:41,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-10-16 12:12:41,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-10-16 12:12:41,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-10-16 12:12:41,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-10-16 12:12:41,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-10-16 12:12:41,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-10-16 12:12:41,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2020-10-16 12:12:41,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-10-16 12:12:41,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-10-16 12:12:41,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-10-16 12:12:41,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-10-16 12:12:41,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-10-16 12:12:41,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-10-16 12:12:41,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-10-16 12:12:41,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-10-16 12:12:41,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-10-16 12:12:41,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-10-16 12:12:41,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-10-16 12:12:41,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-10-16 12:12:41,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-10-16 12:12:41,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-10-16 12:12:41,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-10-16 12:12:41,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-10-16 12:12:41,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-10-16 12:12:41,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-10-16 12:12:41,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
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[2020-10-16 12:12:41,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
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[2020-10-16 12:12:41,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-10-16 12:12:41,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-10-16 12:12:41,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-10-16 12:12:41,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2020-10-16 12:12:41,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-10-16 12:12:41,278 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf
[2020-10-16 12:12:41,304 INFO L113 SettingsManager]: Loading preferences was successful
[2020-10-16 12:12:41,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-10-16 12:12:41,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-10-16 12:12:41,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-10-16 12:12:41,307 INFO L138 SettingsManager]: * Use SBE=true
[2020-10-16 12:12:41,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-10-16 12:12:41,307 INFO L138 SettingsManager]: * sizeof long=4
[2020-10-16 12:12:41,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-10-16 12:12:41,308 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-10-16 12:12:41,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-10-16 12:12:41,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-10-16 12:12:41,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-10-16 12:12:41,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-10-16 12:12:41,309 INFO L138 SettingsManager]: * sizeof long double=12
[2020-10-16 12:12:41,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-10-16 12:12:41,309 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-10-16 12:12:41,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-10-16 12:12:41,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-10-16 12:12:41,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-10-16 12:12:41,310 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-10-16 12:12:41,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-10-16 12:12:41,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-16 12:12:41,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-10-16 12:12:41,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation
[2020-10-16 12:12:41,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-10-16 12:12:41,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-10-16 12:12:41,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-10-16 12:12:41,312 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK
[2020-10-16 12:12:41,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-10-16 12:12:41,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2020-10-16 12:12:41,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-10-16 12:12:41,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-10-16 12:12:41,710 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-10-16 12:12:41,711 INFO L275 PluginConnector]: CDTParser initialized
[2020-10-16 12:12:41,712 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin002_pso.oepc.i
[2020-10-16 12:12:41,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3ae895d82/25e0930cf75b46359b25e5fb7124f1b8/FLAG33077d0bf
[2020-10-16 12:12:42,380 INFO L306 CDTParser]: Found 1 translation units.
[2020-10-16 12:12:42,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/thin002_pso.oepc.i
[2020-10-16 12:12:42,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3ae895d82/25e0930cf75b46359b25e5fb7124f1b8/FLAG33077d0bf
[2020-10-16 12:12:42,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3ae895d82/25e0930cf75b46359b25e5fb7124f1b8
[2020-10-16 12:12:42,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-10-16 12:12:42,584 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2020-10-16 12:12:42,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-10-16 12:12:42,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-10-16 12:12:42,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-10-16 12:12:42,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:12:42" (1/1) ...
[2020-10-16 12:12:42,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41bcfde4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:42, skipping insertion in model container
[2020-10-16 12:12:42,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:12:42" (1/1) ...
[2020-10-16 12:12:42,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-10-16 12:12:42,649 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-10-16 12:12:43,114 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-10-16 12:12:43,132 INFO L203 MainTranslator]: Completed pre-run
[2020-10-16 12:12:43,322 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-10-16 12:12:43,407 INFO L208 MainTranslator]: Completed translation
[2020-10-16 12:12:43,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:43 WrapperNode
[2020-10-16 12:12:43,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-10-16 12:12:43,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-10-16 12:12:43,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-10-16 12:12:43,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2020-10-16 12:12:43,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:43" (1/1) ...
[2020-10-16 12:12:43,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:43" (1/1) ...
[2020-10-16 12:12:43,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-10-16 12:12:43,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-10-16 12:12:43,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-10-16 12:12:43,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-10-16 12:12:43,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:43" (1/1) ...
[2020-10-16 12:12:43,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:43" (1/1) ...
[2020-10-16 12:12:43,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:43" (1/1) ...
[2020-10-16 12:12:43,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:43" (1/1) ...
[2020-10-16 12:12:43,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:43" (1/1) ...
[2020-10-16 12:12:43,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:43" (1/1) ...
[2020-10-16 12:12:43,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:43" (1/1) ...
[2020-10-16 12:12:43,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-10-16 12:12:43,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-10-16 12:12:43,490 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-10-16 12:12:43,490 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-10-16 12:12:43,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:43" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/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
[2020-10-16 12:12:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-10-16 12:12:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-10-16 12:12:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-10-16 12:12:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-10-16 12:12:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2020-10-16 12:12:43,558 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2020-10-16 12:12:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2020-10-16 12:12:43,558 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2020-10-16 12:12:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2020-10-16 12:12:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2020-10-16 12:12:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure P3
[2020-10-16 12:12:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure P3
[2020-10-16 12:12:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-10-16 12:12:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-10-16 12:12:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-10-16 12:12:43,562 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2020-10-16 12:12:44,041 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-10-16 12:12:44,042 INFO L298 CfgBuilder]: Removed 8 assume(true) statements.
[2020-10-16 12:12:44,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:12:44 BoogieIcfgContainer
[2020-10-16 12:12:44,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-10-16 12:12:44,047 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-10-16 12:12:44,047 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-10-16 12:12:44,051 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-10-16 12:12:44,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:12:42" (1/3) ...
[2020-10-16 12:12:44,052 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75def852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:12:44, skipping insertion in model container
[2020-10-16 12:12:44,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:43" (2/3) ...
[2020-10-16 12:12:44,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75def852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:12:44, skipping insertion in model container
[2020-10-16 12:12:44,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:12:44" (3/3) ...
[2020-10-16 12:12:44,055 INFO L111 eAbstractionObserver]: Analyzing ICFG thin002_pso.oepc.i
[2020-10-16 12:12:44,068 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-10-16 12:12:44,068 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-10-16 12:12:44,076 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-10-16 12:12:44,077 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-10-16 12:12:44,113 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,114 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,115 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,117 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,117 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,119 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,119 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,119 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,119 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,120 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,120 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,121 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,121 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,121 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,121 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,122 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,122 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,126 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,127 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,127 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,127 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,138 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,140 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,140 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,141 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,157 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,158 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,161 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,162 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,162 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,162 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:44,171 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2020-10-16 12:12:44,185 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations.
[2020-10-16 12:12:44,208 INFO L377 AbstractCegarLoop]: Interprodecural is true
[2020-10-16 12:12:44,208 INFO L378 AbstractCegarLoop]: Hoare is true
[2020-10-16 12:12:44,208 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-10-16 12:12:44,208 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-10-16 12:12:44,208 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-10-16 12:12:44,209 INFO L382 AbstractCegarLoop]: Difference is false
[2020-10-16 12:12:44,209 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-10-16 12:12:44,209 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-10-16 12:12:44,226 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation.
[2020-10-16 12:12:44,227 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 86 transitions, 192 flow
[2020-10-16 12:12:44,231 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 86 transitions, 192 flow
[2020-10-16 12:12:44,234 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 97 places, 86 transitions, 192 flow
[2020-10-16 12:12:44,292 INFO L129 PetriNetUnfolder]: 2/82 cut-off events.
[2020-10-16 12:12:44,293 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2020-10-16 12:12:44,300 INFO L80 FinitePrefix]: Finished finitePrefix Result has 95 conditions, 82 events. 2/82 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 66 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 69. Up to 2 conditions per place.
[2020-10-16 12:12:44,303 INFO L117 LiptonReduction]: Number of co-enabled transitions 2016
[2020-10-16 12:12:45,728 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55
[2020-10-16 12:12:45,788 INFO L132 LiptonReduction]: Checked pairs total: 4737
[2020-10-16 12:12:45,788 INFO L134 LiptonReduction]: Total number of compositions: 68
[2020-10-16 12:12:45,796 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 41 places, 29 transitions, 78 flow
[2020-10-16 12:12:45,911 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1450 states.
[2020-10-16 12:12:45,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states.
[2020-10-16 12:12:45,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2020-10-16 12:12:45,925 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:45,926 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:45,927 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:45,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:45,933 INFO L82 PathProgramCache]: Analyzing trace with hash 546901279, now seen corresponding path program 1 times
[2020-10-16 12:12:45,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:45,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415715920]
[2020-10-16 12:12:45,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:46,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:46,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415715920]
[2020-10-16 12:12:46,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:46,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 12:12:46,217 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439570760]
[2020-10-16 12:12:46,223 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states
[2020-10-16 12:12:46,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:46,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2020-10-16 12:12:46,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-10-16 12:12:46,243 INFO L87 Difference]: Start difference. First operand 1450 states. Second operand 2 states.
[2020-10-16 12:12:46,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:46,317 INFO L93 Difference]: Finished difference Result 1450 states and 5376 transitions.
[2020-10-16 12:12:46,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2020-10-16 12:12:46,318 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10
[2020-10-16 12:12:46,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:46,356 INFO L225 Difference]: With dead ends: 1450
[2020-10-16 12:12:46,357 INFO L226 Difference]: Without dead ends: 1194
[2020-10-16 12:12:46,358 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-10-16 12:12:46,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1194 states.
[2020-10-16 12:12:46,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1194 to 1194.
[2020-10-16 12:12:46,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1194 states.
[2020-10-16 12:12:46,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 1194 states and 4352 transitions.
[2020-10-16 12:12:46,523 INFO L78 Accepts]: Start accepts. Automaton has 1194 states and 4352 transitions. Word has length 10
[2020-10-16 12:12:46,525 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:46,525 INFO L481 AbstractCegarLoop]: Abstraction has 1194 states and 4352 transitions.
[2020-10-16 12:12:46,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states.
[2020-10-16 12:12:46,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 4352 transitions.
[2020-10-16 12:12:46,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2020-10-16 12:12:46,538 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:46,538 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:46,539 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-10-16 12:12:46,539 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:46,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:46,542 INFO L82 PathProgramCache]: Analyzing trace with hash -225951647, now seen corresponding path program 1 times
[2020-10-16 12:12:46,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:46,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363801725]
[2020-10-16 12:12:46,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:46,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:46,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363801725]
[2020-10-16 12:12:46,754 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:46,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 12:12:46,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725679199]
[2020-10-16 12:12:46,757 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 12:12:46,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:46,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 12:12:46,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 12:12:46,758 INFO L87 Difference]: Start difference. First operand 1194 states and 4352 transitions. Second operand 4 states.
[2020-10-16 12:12:46,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:46,809 INFO L93 Difference]: Finished difference Result 1322 states and 4640 transitions.
[2020-10-16 12:12:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2020-10-16 12:12:46,810 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11
[2020-10-16 12:12:46,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:46,821 INFO L225 Difference]: With dead ends: 1322
[2020-10-16 12:12:46,821 INFO L226 Difference]: Without dead ends: 1066
[2020-10-16 12:12:46,822 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:46,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1066 states.
[2020-10-16 12:12:46,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1066 to 1066.
[2020-10-16 12:12:46,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1066 states.
[2020-10-16 12:12:46,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 3808 transitions.
[2020-10-16 12:12:46,873 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 3808 transitions. Word has length 11
[2020-10-16 12:12:46,873 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:46,873 INFO L481 AbstractCegarLoop]: Abstraction has 1066 states and 3808 transitions.
[2020-10-16 12:12:46,873 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 12:12:46,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 3808 transitions.
[2020-10-16 12:12:46,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2020-10-16 12:12:46,875 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:46,875 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:46,875 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-10-16 12:12:46,876 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:46,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:46,876 INFO L82 PathProgramCache]: Analyzing trace with hash -426404145, now seen corresponding path program 1 times
[2020-10-16 12:12:46,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:46,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340449393]
[2020-10-16 12:12:46,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:46,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:46,947 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340449393]
[2020-10-16 12:12:46,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:46,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 12:12:46,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558093256]
[2020-10-16 12:12:46,948 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 12:12:46,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:46,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 12:12:46,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 12:12:46,949 INFO L87 Difference]: Start difference. First operand 1066 states and 3808 transitions. Second operand 4 states.
[2020-10-16 12:12:46,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:46,990 INFO L93 Difference]: Finished difference Result 1162 states and 4016 transitions.
[2020-10-16 12:12:46,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2020-10-16 12:12:46,991 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12
[2020-10-16 12:12:46,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:47,001 INFO L225 Difference]: With dead ends: 1162
[2020-10-16 12:12:47,001 INFO L226 Difference]: Without dead ends: 970
[2020-10-16 12:12:47,002 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:47,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states.
[2020-10-16 12:12:47,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 970.
[2020-10-16 12:12:47,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 970 states.
[2020-10-16 12:12:47,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 970 states and 3408 transitions.
[2020-10-16 12:12:47,078 INFO L78 Accepts]: Start accepts. Automaton has 970 states and 3408 transitions. Word has length 12
[2020-10-16 12:12:47,078 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:47,078 INFO L481 AbstractCegarLoop]: Abstraction has 970 states and 3408 transitions.
[2020-10-16 12:12:47,078 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 12:12:47,079 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 3408 transitions.
[2020-10-16 12:12:47,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2020-10-16 12:12:47,080 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:47,081 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:47,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-10-16 12:12:47,081 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:47,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:47,082 INFO L82 PathProgramCache]: Analyzing trace with hash -333650641, now seen corresponding path program 1 times
[2020-10-16 12:12:47,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:47,082 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825373473]
[2020-10-16 12:12:47,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:47,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:47,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825373473]
[2020-10-16 12:12:47,147 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:47,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:12:47,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194926039]
[2020-10-16 12:12:47,148 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 12:12:47,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:47,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 12:12:47,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:47,149 INFO L87 Difference]: Start difference. First operand 970 states and 3408 transitions. Second operand 5 states.
[2020-10-16 12:12:47,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:47,210 INFO L93 Difference]: Finished difference Result 1210 states and 4120 transitions.
[2020-10-16 12:12:47,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2020-10-16 12:12:47,211 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13
[2020-10-16 12:12:47,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:47,216 INFO L225 Difference]: With dead ends: 1210
[2020-10-16 12:12:47,217 INFO L226 Difference]: Without dead ends: 586
[2020-10-16 12:12:47,217 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2020-10-16 12:12:47,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states.
[2020-10-16 12:12:47,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 586.
[2020-10-16 12:12:47,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states.
[2020-10-16 12:12:47,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 1872 transitions.
[2020-10-16 12:12:47,242 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 1872 transitions. Word has length 13
[2020-10-16 12:12:47,242 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:47,243 INFO L481 AbstractCegarLoop]: Abstraction has 586 states and 1872 transitions.
[2020-10-16 12:12:47,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 12:12:47,243 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1872 transitions.
[2020-10-16 12:12:47,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2020-10-16 12:12:47,245 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:47,245 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:47,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-10-16 12:12:47,245 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:47,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:47,246 INFO L82 PathProgramCache]: Analyzing trace with hash 1296364861, now seen corresponding path program 1 times
[2020-10-16 12:12:47,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:47,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605822331]
[2020-10-16 12:12:47,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:47,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:47,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605822331]
[2020-10-16 12:12:47,314 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:47,314 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:12:47,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583786270]
[2020-10-16 12:12:47,315 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 12:12:47,315 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:47,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 12:12:47,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:47,316 INFO L87 Difference]: Start difference. First operand 586 states and 1872 transitions. Second operand 5 states.
[2020-10-16 12:12:47,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:47,371 INFO L93 Difference]: Finished difference Result 802 states and 2494 transitions.
[2020-10-16 12:12:47,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2020-10-16 12:12:47,372 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15
[2020-10-16 12:12:47,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:47,375 INFO L225 Difference]: With dead ends: 802
[2020-10-16 12:12:47,376 INFO L226 Difference]: Without dead ends: 346
[2020-10-16 12:12:47,376 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2020-10-16 12:12:47,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states.
[2020-10-16 12:12:47,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 346.
[2020-10-16 12:12:47,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 346 states.
[2020-10-16 12:12:47,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 1012 transitions.
[2020-10-16 12:12:47,391 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 1012 transitions. Word has length 15
[2020-10-16 12:12:47,392 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:47,392 INFO L481 AbstractCegarLoop]: Abstraction has 346 states and 1012 transitions.
[2020-10-16 12:12:47,392 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 12:12:47,392 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1012 transitions.
[2020-10-16 12:12:47,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2020-10-16 12:12:47,394 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:47,394 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:47,395 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-10-16 12:12:47,395 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:47,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:47,396 INFO L82 PathProgramCache]: Analyzing trace with hash 275175569, now seen corresponding path program 1 times
[2020-10-16 12:12:47,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:47,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823189635]
[2020-10-16 12:12:47,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:47,466 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823189635]
[2020-10-16 12:12:47,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:47,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:12:47,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523797216]
[2020-10-16 12:12:47,468 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 12:12:47,468 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:47,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 12:12:47,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:47,469 INFO L87 Difference]: Start difference. First operand 346 states and 1012 transitions. Second operand 5 states.
[2020-10-16 12:12:47,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:47,526 INFO L93 Difference]: Finished difference Result 430 states and 1224 transitions.
[2020-10-16 12:12:47,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2020-10-16 12:12:47,527 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16
[2020-10-16 12:12:47,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:47,528 INFO L225 Difference]: With dead ends: 430
[2020-10-16 12:12:47,528 INFO L226 Difference]: Without dead ends: 148
[2020-10-16 12:12:47,529 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2020-10-16 12:12:47,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states.
[2020-10-16 12:12:47,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148.
[2020-10-16 12:12:47,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states.
[2020-10-16 12:12:47,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 398 transitions.
[2020-10-16 12:12:47,538 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 398 transitions. Word has length 16
[2020-10-16 12:12:47,538 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:47,538 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 398 transitions.
[2020-10-16 12:12:47,538 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 12:12:47,539 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 398 transitions.
[2020-10-16 12:12:47,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2020-10-16 12:12:47,540 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 12:12:47,540 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:47,540 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2020-10-16 12:12:47,541 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:47,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:47,541 INFO L82 PathProgramCache]: Analyzing trace with hash 355522076, now seen corresponding path program 1 times
[2020-10-16 12:12:47,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:47,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947888960]
[2020-10-16 12:12:47,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:47,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947888960]
[2020-10-16 12:12:47,604 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:47,604 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:12:47,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844405472]
[2020-10-16 12:12:47,605 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 12:12:47,605 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:47,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 12:12:47,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:47,606 INFO L87 Difference]: Start difference. First operand 148 states and 398 transitions. Second operand 5 states.
[2020-10-16 12:12:47,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:47,641 INFO L93 Difference]: Finished difference Result 124 states and 322 transitions.
[2020-10-16 12:12:47,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2020-10-16 12:12:47,641 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18
[2020-10-16 12:12:47,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:47,642 INFO L225 Difference]: With dead ends: 124
[2020-10-16 12:12:47,642 INFO L226 Difference]: Without dead ends: 0
[2020-10-16 12:12:47,643 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2020-10-16 12:12:47,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-10-16 12:12:47,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-10-16 12:12:47,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-10-16 12:12:47,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-10-16 12:12:47,644 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18
[2020-10-16 12:12:47,644 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:47,644 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-10-16 12:12:47,644 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 12:12:47,644 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-10-16 12:12:47,644 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-10-16 12:12:47,645 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2020-10-16 12:12:47,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:12:47 BasicIcfg
[2020-10-16 12:12:47,648 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-10-16 12:12:47,650 INFO L168 Benchmark]: Toolchain (without parser) took 5066.40 ms. Allocated memory was 136.8 MB in the beginning and 254.8 MB in the end (delta: 118.0 MB). Free memory was 98.9 MB in the beginning and 117.1 MB in the end (delta: -18.2 MB). Peak memory consumption was 99.8 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:47,651 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 136.8 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-10-16 12:12:47,652 INFO L168 Benchmark]: CACSL2BoogieTranslator took 824.05 ms. Allocated memory was 136.8 MB in the beginning and 199.2 MB in the end (delta: 62.4 MB). Free memory was 98.7 MB in the beginning and 157.4 MB in the end (delta: -58.8 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:47,653 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.31 ms. Allocated memory is still 199.2 MB. Free memory was 157.4 MB in the beginning and 155.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:47,654 INFO L168 Benchmark]: Boogie Preprocessor took 30.26 ms. Allocated memory is still 199.2 MB. Free memory was 155.3 MB in the beginning and 153.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:47,654 INFO L168 Benchmark]: RCFGBuilder took 555.24 ms. Allocated memory is still 199.2 MB. Free memory was 153.8 MB in the beginning and 128.9 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:47,655 INFO L168 Benchmark]: TraceAbstraction took 3601.61 ms. Allocated memory was 199.2 MB in the beginning and 254.8 MB in the end (delta: 55.6 MB). Free memory was 128.1 MB in the beginning and 117.1 MB in the end (delta: 11.0 MB). Peak memory consumption was 66.6 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:47,659 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.32 ms. Allocated memory is still 136.8 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 824.05 ms. Allocated memory was 136.8 MB in the beginning and 199.2 MB in the end (delta: 62.4 MB). Free memory was 98.7 MB in the beginning and 157.4 MB in the end (delta: -58.8 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB.
* Boogie Procedure Inliner took 48.31 ms. Allocated memory is still 199.2 MB. Free memory was 157.4 MB in the beginning and 155.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 30.26 ms. Allocated memory is still 199.2 MB. Free memory was 155.3 MB in the beginning and 153.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 555.24 ms. Allocated memory is still 199.2 MB. Free memory was 153.8 MB in the beginning and 128.9 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 3601.61 ms. Allocated memory was 199.2 MB in the beginning and 254.8 MB in the end (delta: 55.6 MB). Free memory was 128.1 MB in the beginning and 117.1 MB in the end (delta: 11.0 MB). Peak memory consumption was 66.6 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: PetriNetLargeBlockEncoding benchmarks
1056 VarBasedMoverChecksPositive, 30 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 115 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.5s, 97 PlacesBefore, 41 PlacesAfterwards, 86 TransitionsBefore, 29 TransitionsAfterwards, 2016 CoEnabledTransitionPairs, 6 FixpointIterations, 17 TrivialSequentialCompositions, 41 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 1 ChoiceCompositions, 68 TotalNumberOfCompositions, 4737 MoverChecksTotal
- PositiveResult [Line: 7]: 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
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 5 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.4s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.7s, HoareTripleCheckerStatistics: 204 SDtfs, 248 SDslu, 297 SDs, 0 SdLazy, 51 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1450occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 95 NumberOfCodeBlocks, 95 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 3385 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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...