/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe017_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-27 02:29:34,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-27 02:29:34,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-27 02:29:34,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-01-27 02:29:34,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-27 02:29:34,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-27 02:29:34,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-27 02:29:34,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-27 02:29:34,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-27 02:29:34,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-27 02:29:34,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-27 02:29:34,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-27 02:29:34,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-27 02:29:34,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-27 02:29:34,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-27 02:29:34,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-27 02:29:34,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-27 02:29:34,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-27 02:29:34,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-27 02:29:34,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-27 02:29:34,324 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf [2021-01-27 02:29:34,386 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-27 02:29:34,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-27 02:29:34,388 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-27 02:29:34,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-27 02:29:34,388 INFO L138 SettingsManager]: * Use SBE=true [2021-01-27 02:29:34,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-27 02:29:34,389 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-27 02:29:34,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-27 02:29:34,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-27 02:29:34,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-27 02:29:34,390 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-27 02:29:34,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-27 02:29:34,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-27 02:29:34,391 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-27 02:29:34,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-27 02:29:34,391 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-27 02:29:34,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-27 02:29:34,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-27 02:29:34,392 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-27 02:29:34,392 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-27 02:29:34,392 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-27 02:29:34,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-27 02:29:34,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-27 02:29:34,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-27 02:29:34,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-27 02:29:34,393 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-27 02:29:34,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-27 02:29:34,394 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-27 02:29:34,394 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-27 02:29:34,394 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-27 02:29:34,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-27 02:29:34,395 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-27 02:29:34,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-27 02:29:34,395 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-27 02:29:34,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-27 02:29:34,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-27 02:29:34,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-27 02:29:34,789 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-27 02:29:34,791 INFO L275 PluginConnector]: CDTParser initialized [2021-01-27 02:29:34,792 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe017_tso.oepc.i [2021-01-27 02:29:34,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/572a9218d/3a34d9f35d264d4c85a1a5f50368f91a/FLAG56ba35806 [2021-01-27 02:29:35,594 INFO L306 CDTParser]: Found 1 translation units. [2021-01-27 02:29:35,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_tso.oepc.i [2021-01-27 02:29:35,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/572a9218d/3a34d9f35d264d4c85a1a5f50368f91a/FLAG56ba35806 [2021-01-27 02:29:35,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/572a9218d/3a34d9f35d264d4c85a1a5f50368f91a [2021-01-27 02:29:35,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-27 02:29:35,896 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-27 02:29:35,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-27 02:29:35,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-27 02:29:35,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-27 02:29:35,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:29:35" (1/1) ... [2021-01-27 02:29:35,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59a347a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:35, skipping insertion in model container [2021-01-27 02:29:35,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:29:35" (1/1) ... [2021-01-27 02:29:35,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-27 02:29:35,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-27 02:29:36,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-27 02:29:36,433 INFO L203 MainTranslator]: Completed pre-run [2021-01-27 02:29:36,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-27 02:29:36,645 INFO L208 MainTranslator]: Completed translation [2021-01-27 02:29:36,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:36 WrapperNode [2021-01-27 02:29:36,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-27 02:29:36,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-27 02:29:36,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-27 02:29:36,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-27 02:29:36,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:36" (1/1) ... [2021-01-27 02:29:36,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:36" (1/1) ... [2021-01-27 02:29:36,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-27 02:29:36,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-27 02:29:36,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-27 02:29:36,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-27 02:29:36,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:36" (1/1) ... [2021-01-27 02:29:36,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:36" (1/1) ... [2021-01-27 02:29:36,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:36" (1/1) ... [2021-01-27 02:29:36,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:36" (1/1) ... [2021-01-27 02:29:36,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:36" (1/1) ... [2021-01-27 02:29:36,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:36" (1/1) ... [2021-01-27 02:29:36,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:36" (1/1) ... [2021-01-27 02:29:36,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-27 02:29:36,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-27 02:29:36,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-27 02:29:36,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-27 02:29:36,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-27 02:29:36,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-27 02:29:36,844 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-27 02:29:36,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-27 02:29:36,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-27 02:29:36,846 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-27 02:29:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-27 02:29:36,847 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-27 02:29:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-27 02:29:36,847 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-01-27 02:29:36,848 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-01-27 02:29:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-27 02:29:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-27 02:29:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-27 02:29:36,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-27 02:29:36,850 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-27 02:29:37,413 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-27 02:29:37,413 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-27 02:29:37,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:29:37 BoogieIcfgContainer [2021-01-27 02:29:37,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-27 02:29:37,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-27 02:29:37,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-27 02:29:37,422 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-27 02:29:37,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 02:29:35" (1/3) ... [2021-01-27 02:29:37,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ffa7e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:29:37, skipping insertion in model container [2021-01-27 02:29:37,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:29:36" (2/3) ... [2021-01-27 02:29:37,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ffa7e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:29:37, skipping insertion in model container [2021-01-27 02:29:37,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:29:37" (3/3) ... [2021-01-27 02:29:37,426 INFO L111 eAbstractionObserver]: Analyzing ICFG safe017_tso.oepc.i [2021-01-27 02:29:37,446 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-27 02:29:37,446 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-27 02:29:37,451 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-27 02:29:37,452 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-27 02:29:37,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,503 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,503 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,504 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,504 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,507 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,507 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,508 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,508 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,509 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,510 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,510 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,510 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,515 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,515 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,517 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,519 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,520 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,521 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,521 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,521 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,524 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,525 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,525 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,525 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,532 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,533 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,536 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,536 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,536 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,537 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:29:37,539 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-27 02:29:37,553 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-01-27 02:29:37,600 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-27 02:29:37,600 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-27 02:29:37,601 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-27 02:29:37,601 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-27 02:29:37,601 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-27 02:29:37,601 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-27 02:29:37,601 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-27 02:29:37,601 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 58 and size of Sequence is : 59[2021-01-27 02:29:37,653 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-27 02:29:37,654 INFO L165 SleepSetCegar]: [88#[ULTIMATE.startENTRY]don't care, 91#[L-1]don't care, 94#[L-1-1]don't care, 97#[L17]don't care, 100#[L17-1]don't care, 103#[L17-2]don't care, 106#[L17-3]don't care, 109#[L17-4]don't care, 112#[L711]don't care, 115#[L712]don't care, 118#[L713]don't care, 121#[L715]don't care, 124#[L717]don't care, 127#[L-1-2]don't care, 130#[L-1-3]don't care, 133#[L771]don't care, 136#[L771-1]don't care, 139#[L772]don't care, 142#[L772-1, P0ENTRY]don't care, 147#[L772-1, L720]don't care, 153#[L772-1, L722]don't care, 159#[L725, L772-1]don't care, 165#[L772-1, L730]don't care, 171#[L772-1, P0FINAL]don't care, 177#[L772-1, P0EXIT]don't care, 181#[L773, P0EXIT]don't care, 184#[L773-1, P0EXIT]don't care, 187#[L774, P0EXIT]don't care, 190#[P1ENTRY, L774-1, P0EXIT]don't care, 193#[L775, P1ENTRY, P0EXIT]don't care, 201#[L735, L775, P0EXIT]don't care, 205#[L775, L737, P0EXIT]don't care, 213#[L775, L742, P0EXIT]don't care, 219#[L775, P1FINAL, P0EXIT]don't care, 225#[L775, P1EXIT, P0EXIT]don't care, 229#[L775-1, P1EXIT, P0EXIT]don't care, 232#[L776, P1EXIT, P0EXIT]don't care, 235#[L776-1, P1EXIT, P0EXIT, P2ENTRY]don't care, 238#[L776-1, L747, P1EXIT, P0EXIT]don't care, 244#[L776-1, P1EXIT, L749, P0EXIT]don't care, 252#[L752, L776-1, P1EXIT, P0EXIT]don't care, 256#[L757, L776-1, P1EXIT, P0EXIT]don't care, 262#[P2FINAL, L776-1, P1EXIT, P0EXIT]don't care, 270#[L776-1, P1EXIT, P0EXIT, P2EXIT]don't care, 274#[L777, P1EXIT, P0EXIT, P2EXIT]don't care, 277#[P1EXIT, P0EXIT, P2EXIT, L779]don't care, 280#[P1EXIT, P0EXIT, L780, P2EXIT]don't care, 283#[L2, P1EXIT, P0EXIT, P2EXIT]don't care, 286#[L3, P1EXIT, P0EXIT, P2EXIT]don't care, 291#[L3-1, P1EXIT, P0EXIT, P2EXIT]don't care, 289#[L2-1, P1EXIT, P0EXIT, P2EXIT]don't care, 296#[L785, P1EXIT, P0EXIT, P2EXIT]don't care, 299#[L786, P1EXIT, P0EXIT, P2EXIT]don't care, 302#[P1EXIT, L18, P0EXIT, P2EXIT]don't care, 305#[L18-1, P1EXIT, P0EXIT, P2EXIT]don't care, 308#[L18-2, P1EXIT, P0EXIT, P2EXIT]don't care, 314#[L17-5, P1EXIT, P0EXIT, P2EXIT]don't care, 319#[L17-7, P1EXIT, P0EXIT, P2EXIT]don't care, 351#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]don't care] [2021-01-27 02:29:37,654 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:29:37,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:29:37,661 INFO L82 PathProgramCache]: Analyzing trace with hash -279725158, now seen corresponding path program 1 times [2021-01-27 02:29:37,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:29:37,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75887101] [2021-01-27 02:29:37,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:29:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:29:38,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:29:38,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75887101] [2021-01-27 02:29:38,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:29:38,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-27 02:29:38,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130658137] [2021-01-27 02:29:38,049 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-27 02:29:38,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:29:38,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-27 02:29:38,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-27 02:29:38,074 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:29:38,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 57 and size of Sequence is : 58[2021-01-27 02:29:38,095 INFO L164 SleepSetCegar]: Size of mCounterexample is: 58 [2021-01-27 02:29:38,096 INFO L165 SleepSetCegar]: [357#[ULTIMATE.startENTRY]true, 359#[L-1]true, 361#[L-1-1]true, 363#[L17]true, 365#[L17-1]true, 367#[L17-2]true, 369#[L17-3]true, 371#[L17-4]true, 373#[L711]true, 375#[L712]true, 377#[L713]true, 379#[L715]true, 381#[L717]true, 383#[L-1-2]true, 385#[L-1-3]true, 387#[L771]true, 389#[L771-1]true, 391#[L772]true, 393#[L772-1, P0ENTRY]true, 396#[L772-1, L720]true, 400#[L772-1, L722]true, 404#[L725, L772-1]true, 408#[L772-1, L730]true, 412#[L772-1, P0FINAL]true, 416#[L772-1, P0EXIT]true, 419#[L773, P0EXIT]true, 421#[L773-1, P0EXIT]true, 423#[L774, P0EXIT]true, 425#[P1ENTRY, L774-1, P0EXIT]true, 427#[L775, P1ENTRY, P0EXIT]true, 432#[L735, L775, P0EXIT]true, 435#[L775, L737, P0EXIT]true, 440#[L775, L742, P0EXIT]true, 444#[L775, P1FINAL, P0EXIT]true, 448#[L775, P1EXIT, P0EXIT]true, 451#[L775-1, P1EXIT, P0EXIT]true, 453#[L776, P1EXIT, P0EXIT]true, 455#[L776-1, P1EXIT, P0EXIT, P2ENTRY]true, 457#[L776-1, L747, P1EXIT, P0EXIT]true, 461#[L776-1, P1EXIT, L749, P0EXIT]true, 466#[L752, L776-1, P1EXIT, P0EXIT]true, 469#[L757, L776-1, P1EXIT, P0EXIT]true, 473#[P2FINAL, L776-1, P1EXIT, P0EXIT]true, 478#[L776-1, P1EXIT, P0EXIT, P2EXIT]true, 481#[L777, P1EXIT, P0EXIT, P2EXIT]true, 483#[P1EXIT, P0EXIT, P2EXIT, L779]true, 485#[P1EXIT, P0EXIT, L780, P2EXIT]true, 487#[L2, P1EXIT, P0EXIT, P2EXIT]true, 489#[L3, P1EXIT, P0EXIT, P2EXIT]true, 491#[L2-1, P1EXIT, P0EXIT, P2EXIT]true, 497#[L785, P1EXIT, P0EXIT, P2EXIT]true, 499#[L786, P1EXIT, P0EXIT, P2EXIT]true, 501#[P1EXIT, L18, P0EXIT, P2EXIT]true, 503#[L18-1, P1EXIT, P0EXIT, P2EXIT]true, 505#[L18-2, P1EXIT, P0EXIT, P2EXIT]true, 509#[L17-5, P1EXIT, P0EXIT, P2EXIT]true, 512#[L17-7, P1EXIT, P0EXIT, P2EXIT]true, 515#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]true] [2021-01-27 02:29:38,096 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-27 02:29:38,097 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:29:38,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:29:38,098 INFO L82 PathProgramCache]: Analyzing trace with hash 517373818, now seen corresponding path program 1 times [2021-01-27 02:29:38,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:29:38,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951751431] [2021-01-27 02:29:38,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:29:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:29:38,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:29:38,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951751431] [2021-01-27 02:29:38,409 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:29:38,409 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-27 02:29:38,409 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647985055] [2021-01-27 02:29:38,411 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-27 02:29:38,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:29:38,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-27 02:29:38,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-27 02:29:38,413 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:29:38,414 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:29:38,544 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:29:38,569 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 57 and size of Sequence is : 58[2021-01-27 02:29:38,593 INFO L164 SleepSetCegar]: Size of mCounterexample is: 58 [2021-01-27 02:29:38,594 INFO L165 SleepSetCegar]: [525#[ULTIMATE.startENTRY]true, 528#[L-1]true, 531#[L-1-1]true, 534#[L17]true, 537#[L17-1]true, 540#[L17-2]true, 543#[L17-3]true, 546#[L17-4]true, 549#[L711]true, 552#[L712]true, 555#[L713]true, 558#[L715]true, 561#[L717]true, 564#[L-1-2]true, 567#[L-1-3]true, 570#[L771]true, 573#[L771-1]true, 576#[L772]true, 579#[L772-1, P0ENTRY]true, 584#[L772-1, L720]true, 590#[L772-1, L722]true, 596#[L725, L772-1]true, 602#[L772-1, L730]true, 608#[L772-1, P0FINAL]true, 614#[L772-1, P0EXIT]true, 618#[L773, P0EXIT]true, 621#[L773-1, P0EXIT]true, 624#[L774, P0EXIT]true, 627#[P1ENTRY, L774-1, P0EXIT]true, 630#[L775, P1ENTRY, P0EXIT]true, 638#[L735, L775, P0EXIT]true, 642#[L775, L737, P0EXIT]true, 650#[L775, L742, P0EXIT]true, 656#[L775, P1FINAL, P0EXIT]true, 662#[L775, P1EXIT, P0EXIT]true, 666#[L775-1, P1EXIT, P0EXIT]true, 669#[L776, P1EXIT, P0EXIT]true, 672#[L776-1, P1EXIT, P0EXIT, P2ENTRY]true, 675#[L776-1, L747, P1EXIT, P0EXIT]true, 681#[L776-1, P1EXIT, L749, P0EXIT]true, 687#[L777, P1EXIT, L749, P0EXIT]true, 1190#[P1EXIT, L749, P0EXIT, L779]true, 1196#[P1EXIT, L749, P0EXIT, L780]true, 1202#[L2, P1EXIT, L749, P0EXIT]true, 1208#[L3, P1EXIT, L749, P0EXIT]true, 1217#[L2-1, P1EXIT, L749, P0EXIT]true, 1230#[L785, P1EXIT, L749, P0EXIT]true, 1236#[L786, P1EXIT, L749, P0EXIT]true, 1245#[L786, L752, P1EXIT, P0EXIT](= ~y~0 1), 1251#[L786, L757, P1EXIT, P0EXIT](= ~y~0 1), 1257#[P2FINAL, L786, P1EXIT, P0EXIT](= ~y~0 1), 1263#[L786, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 1269#[P1EXIT, L18, P0EXIT, P2EXIT](= ~y~0 1), 1272#[L18-1, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 1275#[L18-2, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 1281#[L17-5, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 1286#[L17-7, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 1290#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1)] [2021-01-27 02:29:38,594 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-27 02:29:38,595 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:29:38,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:29:38,596 INFO L82 PathProgramCache]: Analyzing trace with hash 45372410, now seen corresponding path program 2 times [2021-01-27 02:29:38,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:29:38,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510656420] [2021-01-27 02:29:38,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:29:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:29:38,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:29:38,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510656420] [2021-01-27 02:29:38,785 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:29:38,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-27 02:29:38,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256881235] [2021-01-27 02:29:38,786 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-27 02:29:38,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:29:38,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-27 02:29:38,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-27 02:29:38,787 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:29:38,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:29:38,894 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:29:39,097 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:29:39,116 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:29:39,153 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:29:39,253 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:29:39,525 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:29:39,541 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:29:39,557 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:29:39,599 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:29:39,678 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:29:39,815 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 57 and size of Sequence is : 58[2021-01-27 02:29:39,924 INFO L164 SleepSetCegar]: Size of mCounterexample is: 58 [2021-01-27 02:29:39,926 INFO L165 SleepSetCegar]: [1303#[ULTIMATE.startENTRY]true, 1306#[L-1]true, 1309#[L-1-1]true, 1312#[L17]true, 1315#[L17-1]true, 1318#[L17-2]true, 1321#[L17-3]true, 1324#[L17-4]true, 1327#[L711](= ~__unbuffered_cnt~0 0), 1330#[L712](= ~__unbuffered_cnt~0 0), 1335#[L713](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1338#[L715](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1341#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1344#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1347#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1350#[L771](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1353#[L771-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1356#[L772](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1359#[L772-1, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1364#[L772-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1368#[L773, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20439#[L773-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20447#[L774, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20455#[P1ENTRY, L720, L774-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20468#[L775, P1ENTRY, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20486#[L735, L775, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20500#[L775, L737, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20518#[L775, L742, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20534#[L775, P1FINAL, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20550#[L775, P1EXIT, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20559#[L775-1, P1EXIT, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20567#[L776, P1EXIT, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20575#[L776-1, P1EXIT, L720, P2ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20588#[L776-1, L747, P1EXIT, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20604#[L776-1, P1EXIT, L720, L749](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20622#[L752, L776-1, P1EXIT, L720](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20640#[L752, L776-1, P1EXIT, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20653#[L752, L776-1, L725, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20670#[L752, L776-1, P1EXIT, L730](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20683#[L752, L776-1, P1EXIT, P0FINAL](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20700#[L752, L776-1, P1EXIT, P0EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20711#[L757, L776-1, P1EXIT, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20721#[P2FINAL, L776-1, P1EXIT, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20733#[L776-1, P1EXIT, P0EXIT, P2EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20739#[L777, P1EXIT, P0EXIT, P2EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20744#[P1EXIT, P0EXIT, P2EXIT, L779]true, 20749#[P1EXIT, P0EXIT, L780, P2EXIT]true, 20754#[L2, P1EXIT, P0EXIT, P2EXIT]true, 20759#[L3, P1EXIT, P0EXIT, P2EXIT]true, 20766#[L2-1, P1EXIT, P0EXIT, P2EXIT]true, 20774#[L785, P1EXIT, P0EXIT, P2EXIT]true, 20779#[L786, P1EXIT, P0EXIT, P2EXIT]true, 20784#[P1EXIT, L18, P0EXIT, P2EXIT]true, 20789#[L18-1, P1EXIT, P0EXIT, P2EXIT]true, 20796#[L18-2, P1EXIT, P0EXIT, P2EXIT]true, 20804#[L17-5, P1EXIT, P0EXIT, P2EXIT]true, 20811#[L17-7, P1EXIT, P0EXIT, P2EXIT]true, 20817#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]true] [2021-01-27 02:29:39,926 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-27 02:29:39,926 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:29:39,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:29:39,927 INFO L82 PathProgramCache]: Analyzing trace with hash -71171332, now seen corresponding path program 3 times [2021-01-27 02:29:39,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:29:39,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353067700] [2021-01-27 02:29:39,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:29:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:29:40,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:29:40,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353067700] [2021-01-27 02:29:40,138 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:29:40,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-27 02:29:40,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954492292] [2021-01-27 02:29:40,140 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-27 02:29:40,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:29:40,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-27 02:29:40,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-27 02:29:40,143 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:29:40,144 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:29:40,241 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 57 and size of Sequence is : 58[2021-01-27 02:29:41,124 INFO L164 SleepSetCegar]: Size of mCounterexample is: 58 [2021-01-27 02:29:41,125 INFO L165 SleepSetCegar]: [20828#[ULTIMATE.startENTRY]true, 20831#[L-1]true, 20834#[L-1-1]true, 20837#[L17]true, 20840#[L17-1]true, 20843#[L17-2]true, 20846#[L17-3]true, 20849#[L17-4]true, 20852#[L711](= ~__unbuffered_cnt~0 0), 20855#[L712](= ~__unbuffered_cnt~0 0), 20858#[L713](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20861#[L715](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20864#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20867#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20870#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20873#[L771](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20876#[L771-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20879#[L772](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20882#[L772-1, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20887#[L772-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20891#[L773, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 33413#[L773-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 33416#[L774, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 33419#[P1ENTRY, L720, L774-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 33422#[L775, P1ENTRY, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 33430#[L735, L775, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 33436#[L735, L775-1, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43945#[L735, L776, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43955#[L735, L776-1, L720, P2ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43972#[L735, L776-1, L747, L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43992#[L735, L776-1, L720, L749](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44014#[L735, L752, L776-1, L720](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44041#[L735, L752, L776-1, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44060#[L735, L752, L776-1, L725](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44085#[L735, L752, L776-1, L730](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 44107#[L735, L752, L776-1, P0FINAL](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 44133#[L735, L752, L776-1, P0EXIT](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 44149#[L752, L737, L776-1, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 44162#[L752, L742, L776-1, P0EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44169#[P1FINAL, L752, L776-1, P0EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44180#[L752, L776-1, P1EXIT, P0EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44185#[L757, L776-1, P1EXIT, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44191#[P2FINAL, L776-1, P1EXIT, P0EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44199#[L776-1, P1EXIT, P0EXIT, P2EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44203#[L777, P1EXIT, P0EXIT, P2EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44206#[P1EXIT, P0EXIT, P2EXIT, L779]true, 44209#[P1EXIT, P0EXIT, L780, P2EXIT]true, 44212#[L2, P1EXIT, P0EXIT, P2EXIT]true, 44215#[L3, P1EXIT, P0EXIT, P2EXIT]true, 44218#[L2-1, P1EXIT, P0EXIT, P2EXIT]true, 44224#[L785, P1EXIT, P0EXIT, P2EXIT]true, 44227#[L786, P1EXIT, P0EXIT, P2EXIT]true, 44230#[P1EXIT, L18, P0EXIT, P2EXIT]true, 44233#[L18-1, P1EXIT, P0EXIT, P2EXIT]true, 44236#[L18-2, P1EXIT, P0EXIT, P2EXIT]true, 44242#[L17-5, P1EXIT, P0EXIT, P2EXIT]true, 44247#[L17-7, P1EXIT, P0EXIT, P2EXIT]true, 44251#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]true] [2021-01-27 02:29:41,125 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-27 02:29:41,125 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:29:41,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:29:41,126 INFO L82 PathProgramCache]: Analyzing trace with hash 561850424, now seen corresponding path program 4 times [2021-01-27 02:29:41,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:29:41,127 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878569290] [2021-01-27 02:29:41,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:29:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:29:41,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:29:41,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878569290] [2021-01-27 02:29:41,292 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:29:41,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-27 02:29:41,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858784815] [2021-01-27 02:29:41,293 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-27 02:29:41,294 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:29:41,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-27 02:29:41,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-27 02:29:41,295 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:29:41,295 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:29:41,800 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:29:43,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-27 02:29:43,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 02:29:43 BasicIcfg [2021-01-27 02:29:43,116 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-27 02:29:43,120 INFO L168 Benchmark]: Toolchain (without parser) took 7232.21 ms. Allocated memory was 302.0 MB in the beginning and 482.3 MB in the end (delta: 180.4 MB). Free memory was 276.1 MB in the beginning and 359.8 MB in the end (delta: -83.7 MB). Peak memory consumption was 271.0 MB. Max. memory is 16.0 GB. [2021-01-27 02:29:43,121 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 302.0 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-27 02:29:43,122 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.99 ms. Allocated memory is still 302.0 MB. Free memory was 275.0 MB in the beginning and 273.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 16.0 GB. [2021-01-27 02:29:43,125 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.17 ms. Allocated memory is still 302.0 MB. Free memory was 273.8 MB in the beginning and 271.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-27 02:29:43,127 INFO L168 Benchmark]: Boogie Preprocessor took 29.07 ms. Allocated memory is still 302.0 MB. Free memory was 271.8 MB in the beginning and 270.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-27 02:29:43,135 INFO L168 Benchmark]: RCFGBuilder took 660.97 ms. Allocated memory is still 302.0 MB. Free memory was 270.7 MB in the beginning and 249.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2021-01-27 02:29:43,136 INFO L168 Benchmark]: TraceAbstraction took 5698.38 ms. Allocated memory was 302.0 MB in the beginning and 482.3 MB in the end (delta: 180.4 MB). Free memory was 248.7 MB in the beginning and 359.8 MB in the end (delta: -111.1 MB). Peak memory consumption was 242.1 MB. Max. memory is 16.0 GB. [2021-01-27 02:29:43,143 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 302.0 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 750.99 ms. Allocated memory is still 302.0 MB. Free memory was 275.0 MB in the beginning and 273.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 74.17 ms. Allocated memory is still 302.0 MB. Free memory was 273.8 MB in the beginning and 271.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 29.07 ms. Allocated memory is still 302.0 MB. Free memory was 271.8 MB in the beginning and 270.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 660.97 ms. Allocated memory is still 302.0 MB. Free memory was 270.7 MB in the beginning and 249.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 5698.38 ms. Allocated memory was 302.0 MB in the beginning and 482.3 MB in the end (delta: 180.4 MB). Free memory was 248.7 MB in the beginning and 359.8 MB in the end (delta: -111.1 MB). Peak memory consumption was 242.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 17]: 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 4 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.5s, OverallIterations: 5, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 286 NumberOfCodeBlocks, 286 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 281 ConstructedInterpolants, 0 QuantifiedInterpolants, 33265 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...