/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-Delay.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe015_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 22:54:32,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 22:54:32,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 22:54:32,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 22:54:32,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 22:54:32,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 22:54:32,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 22:54:32,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 22:54:32,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 22:54:32,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 22:54:32,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 22:54:32,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 22:54:32,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 22:54:32,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 22:54:32,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 22:54:32,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 22:54:32,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 22:54:32,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 22:54:32,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 22:54:32,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 22:54:32,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 22:54:32,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 22:54:32,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 22:54:32,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 22:54:32,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-26 22:54:33,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 22:54:33,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 22:54:33,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 22:54:33,006 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-Delay.epf [2021-01-26 22:54:33,060 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 22:54:33,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 22:54:33,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 22:54:33,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 22:54:33,066 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 22:54:33,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 22:54:33,066 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 22:54:33,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 22:54:33,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 22:54:33,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 22:54:33,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 22:54:33,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 22:54:33,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 22:54:33,069 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 22:54:33,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 22:54:33,070 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 22:54:33,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 22:54:33,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 22:54:33,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 22:54:33,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 22:54:33,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 22:54:33,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 22:54:33,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 22:54:33,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 22:54:33,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 22:54:33,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 22:54:33,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 22:54:33,074 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 22:54:33,074 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 22:54:33,074 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 22:54:33,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 22:54:33,075 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 22:54:33,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 22:54:33,075 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 22:54:33,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 22:54:33,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 22:54:33,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 22:54:33,550 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 22:54:33,551 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 22:54:33,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe015_tso.oepc.i [2021-01-26 22:54:33,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9be626984/40c09325ec8f42afae0735a800bcc4c4/FLAG040953e21 [2021-01-26 22:54:34,397 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 22:54:34,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_tso.oepc.i [2021-01-26 22:54:34,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9be626984/40c09325ec8f42afae0735a800bcc4c4/FLAG040953e21 [2021-01-26 22:54:34,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9be626984/40c09325ec8f42afae0735a800bcc4c4 [2021-01-26 22:54:34,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 22:54:34,612 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 22:54:34,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 22:54:34,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 22:54:34,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 22:54:34,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 10:54:34" (1/1) ... [2021-01-26 22:54:34,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66e2e3c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:34, skipping insertion in model container [2021-01-26 22:54:34,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 10:54:34" (1/1) ... [2021-01-26 22:54:34,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 22:54:34,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 22:54:35,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 22:54:35,119 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 22:54:35,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 22:54:35,335 INFO L208 MainTranslator]: Completed translation [2021-01-26 22:54:35,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:35 WrapperNode [2021-01-26 22:54:35,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 22:54:35,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 22:54:35,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 22:54:35,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 22:54:35,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:35" (1/1) ... [2021-01-26 22:54:35,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:35" (1/1) ... [2021-01-26 22:54:35,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 22:54:35,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 22:54:35,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 22:54:35,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 22:54:35,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:35" (1/1) ... [2021-01-26 22:54:35,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:35" (1/1) ... [2021-01-26 22:54:35,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:35" (1/1) ... [2021-01-26 22:54:35,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:35" (1/1) ... [2021-01-26 22:54:35,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:35" (1/1) ... [2021-01-26 22:54:35,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:35" (1/1) ... [2021-01-26 22:54:35,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:35" (1/1) ... [2021-01-26 22:54:35,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 22:54:35,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 22:54:35,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 22:54:35,427 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 22:54:35,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:35" (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 [2021-01-26 22:54:35,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 22:54:35,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-26 22:54:35,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 22:54:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 22:54:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-26 22:54:35,517 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-26 22:54:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-26 22:54:35,517 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-26 22:54:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-01-26 22:54:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-01-26 22:54:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 22:54:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-26 22:54:35,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 22:54:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 22:54:35,520 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-26 22:54:36,011 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 22:54:36,012 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-26 22:54:36,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 10:54:36 BoogieIcfgContainer [2021-01-26 22:54:36,014 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 22:54:36,016 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 22:54:36,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 22:54:36,020 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 22:54:36,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 10:54:34" (1/3) ... [2021-01-26 22:54:36,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67021d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 10:54:36, skipping insertion in model container [2021-01-26 22:54:36,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:54:35" (2/3) ... [2021-01-26 22:54:36,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67021d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 10:54:36, skipping insertion in model container [2021-01-26 22:54:36,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 10:54:36" (3/3) ... [2021-01-26 22:54:36,024 INFO L111 eAbstractionObserver]: Analyzing ICFG safe015_tso.oepc.i [2021-01-26 22:54:36,042 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 22:54:36,043 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 22:54:36,047 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-26 22:54:36,048 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 22:54:36,090 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,091 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,091 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,091 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,092 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,092 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,092 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,092 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,093 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,093 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,093 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,094 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,095 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,095 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,095 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,096 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,097 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,098 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,098 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,098 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,098 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,099 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,099 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,099 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,099 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,103 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,103 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,103 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,104 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,111 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,111 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,112 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,116 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,116 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,117 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,117 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:54:36,120 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-26 22:54:36,136 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-01-26 22:54:36,165 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 22:54:36,165 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 22:54:36,165 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 22:54:36,165 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 22:54:36,166 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 22:54:36,166 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 22:54:36,166 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 22:54:36,166 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 59 and size of Sequence is : 60[2021-01-26 22:54:36,204 INFO L164 SleepSetCegar]: Size of mCounterexample is: 60 [2021-01-26 22:54:36,205 INFO L165 SleepSetCegar]: [90#[ULTIMATE.startENTRY]don't care, 92#[L-1]don't care, 94#[L-1-1]don't care, 96#[L17]don't care, 98#[L17-1]don't care, 100#[L17-2]don't care, 102#[L17-3]don't care, 104#[L17-4]don't care, 106#[L711]don't care, 108#[L713]don't care, 110#[L714]don't care, 112#[L715]don't care, 114#[L717]don't care, 116#[L719]don't care, 118#[L-1-2]don't care, 120#[L-1-3]don't care, 122#[L778]don't care, 124#[L778-1]don't care, 126#[L779]don't care, 128#[P0ENTRY, L779-1]don't care, 130#[L722, L779-1]don't care, 136#[L724, L779-1]don't care, 140#[L729, L779-1]don't care, 144#[L734, L779-1]don't care, 148#[P0FINAL, L779-1]don't care, 150#[P0EXIT, L779-1]don't care, 154#[P0EXIT, L780]don't care, 156#[P0EXIT, L780-1]don't care, 158#[P0EXIT, L781]don't care, 160#[P0EXIT, P1ENTRY, L781-1]don't care, 162#[P0EXIT, P1ENTRY, L782]don't care, 168#[P0EXIT, L782, L739]don't care, 172#[P0EXIT, L741, L782]don't care, 176#[P0EXIT, L744, L782]don't care, 180#[P0EXIT, L782, L749]don't care, 184#[P0EXIT, P1FINAL, L782]don't care, 186#[P0EXIT, L782, P1EXIT]don't care, 190#[P0EXIT, L782-1, P1EXIT]don't care, 192#[P0EXIT, L783, P1EXIT]don't care, 194#[P0EXIT, P2ENTRY, L783-1, P1EXIT]don't care, 198#[P0EXIT, L754, L783-1, P1EXIT]don't care, 202#[P0EXIT, L756, L783-1, P1EXIT]don't care, 204#[P0EXIT, L759, L783-1, P1EXIT]don't care, 210#[P0EXIT, L764, L783-1, P1EXIT]don't care, 212#[P0EXIT, L783-1, P1EXIT, P2FINAL]don't care, 218#[P0EXIT, P2EXIT, L783-1, P1EXIT]don't care, 220#[P0EXIT, P2EXIT, L784, P1EXIT]don't care, 222#[P0EXIT, P2EXIT, L786, P1EXIT]don't care, 224#[P0EXIT, P2EXIT, L787, P1EXIT]don't care, 226#[P0EXIT, P2EXIT, P1EXIT, L2]don't care, 228#[P0EXIT, P2EXIT, L3, P1EXIT]don't care, 232#[P0EXIT, P2EXIT, L2-1, P1EXIT]don't care, 234#[P0EXIT, P2EXIT, L792, P1EXIT]don't care, 236#[P0EXIT, P2EXIT, L793, P1EXIT]don't care, 238#[P0EXIT, P2EXIT, P1EXIT, L18]don't care, 240#[P0EXIT, P2EXIT, L18-1, P1EXIT]don't care, 242#[P0EXIT, P2EXIT, L18-2, P1EXIT]don't care, 246#[P0EXIT, P2EXIT, L17-5, P1EXIT]don't care, 250#[P0EXIT, P2EXIT, L17-7, P1EXIT]don't care, 252#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2021-01-26 22:54:36,205 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:54:36,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:54:36,212 INFO L82 PathProgramCache]: Analyzing trace with hash 1218154999, now seen corresponding path program 1 times [2021-01-26 22:54:36,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:54:36,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086261839] [2021-01-26 22:54:36,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:54:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:54:36,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 22:54:36,766 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086261839] [2021-01-26 22:54:36,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:54:36,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-26 22:54:36,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16561065] [2021-01-26 22:54:36,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-26 22:54:36,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:54:36,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-26 22:54:36,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-26 22:54:36,800 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:54:36,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 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) [2021-01-26 22:54:36,982 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:37,017 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 59 and size of Sequence is : 60[2021-01-26 22:54:37,053 INFO L164 SleepSetCegar]: Size of mCounterexample is: 60 [2021-01-26 22:54:37,054 INFO L165 SleepSetCegar]: [261#[ULTIMATE.startENTRY]true, 262#[L-1]true, 263#[L-1-1]true, 264#[L17]true, 265#[L17-1]true, 266#[L17-2]true, 267#[L17-3]true, 268#[L17-4]true, 269#[L711]true, 270#[L713]true, 271#[L714]true, 272#[L715]true, 273#[L717]true, 274#[L719]true, 275#[L-1-2]true, 276#[L-1-3]true, 277#[L778]true, 278#[L778-1]true, 279#[L779]true, 280#[P0ENTRY, L779-1]true, 281#[L722, L779-1]true, 284#[L724, L779-1]true, 286#[L729, L779-1]true, 288#[L734, L779-1]true, 290#[P0FINAL, L779-1]true, 291#[P0EXIT, L779-1]true, 293#[P0EXIT, L780]true, 294#[P0EXIT, L780-1]true, 295#[P0EXIT, L781]true, 296#[P0EXIT, P1ENTRY, L781-1]true, 297#[P0EXIT, P1ENTRY, L782]true, 300#[P0EXIT, L782, L739]true, 302#[P0EXIT, L741, L782]true, 304#[P0EXIT, L744, L782]true, 306#[P0EXIT, L782, L749]true, 308#[P0EXIT, P1FINAL, L782]true, 309#[P0EXIT, L782, P1EXIT]true, 311#[P0EXIT, L782-1, P1EXIT]true, 312#[P0EXIT, L783, P1EXIT]true, 313#[P0EXIT, P2ENTRY, L783-1, P1EXIT]true, 315#[P0EXIT, L754, L783-1, P1EXIT]true, 317#[P0EXIT, L756, L783-1, P1EXIT]true, 319#[P0EXIT, L756, L784, P1EXIT]true, 567#[P0EXIT, L786, L756, P1EXIT]true, 570#[P0EXIT, L787, L756, P1EXIT]true, 573#[P0EXIT, L756, P1EXIT, L2]true, 576#[P0EXIT, L756, L3, P1EXIT]true, 582#[P0EXIT, L756, L2-1, P1EXIT]true, 586#[P0EXIT, L756, L792, P1EXIT]true, 590#[P0EXIT, L756, L793, P1EXIT]true, 593#[P0EXIT, L759, L793, P1EXIT](= ~y~0 1), 596#[P0EXIT, L764, L793, P1EXIT](= ~y~0 1), 597#[P0EXIT, L793, P1EXIT, P2FINAL](= ~y~0 1), 600#[P0EXIT, P2EXIT, L793, P1EXIT](= ~y~0 1), 601#[P0EXIT, P2EXIT, P1EXIT, L18](= ~y~0 1), 602#[P0EXIT, P2EXIT, L18-1, P1EXIT](= ~y~0 1), 603#[P0EXIT, P2EXIT, L18-2, P1EXIT](= ~y~0 1), 605#[P0EXIT, P2EXIT, L17-5, P1EXIT](= ~y~0 1), 607#[P0EXIT, P2EXIT, L17-7, P1EXIT](= ~y~0 1), 608#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](= ~y~0 1)] [2021-01-26 22:54:37,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 22:54:37,055 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:54:37,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:54:37,056 INFO L82 PathProgramCache]: Analyzing trace with hash -456437257, now seen corresponding path program 2 times [2021-01-26 22:54:37,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:54:37,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025535298] [2021-01-26 22:54:37,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:54:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:54:37,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 22:54:37,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025535298] [2021-01-26 22:54:37,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:54:37,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-26 22:54:37,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063264405] [2021-01-26 22:54:37,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-26 22:54:37,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:54:37,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-26 22:54:37,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-26 22:54:37,355 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:54:37,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 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) [2021-01-26 22:54:37,516 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:37,842 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:37,871 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:37,936 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:38,100 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:38,524 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:38,544 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:38,565 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:38,616 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:38,689 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:38,877 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 59 and size of Sequence is : 60[2021-01-26 22:54:38,988 INFO L164 SleepSetCegar]: Size of mCounterexample is: 60 [2021-01-26 22:54:38,989 INFO L165 SleepSetCegar]: [619#[ULTIMATE.startENTRY]true, 621#[L-1]true, 623#[L-1-1]true, 625#[L17]true, 627#[L17-1]true, 629#[L17-2]true, 631#[L17-3]true, 633#[L17-4]true, 635#[L711](= ~__unbuffered_cnt~0 0), 637#[L713](= ~__unbuffered_cnt~0 0), 639#[L714](= ~__unbuffered_cnt~0 0), 643#[L715](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 645#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 647#[L719](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 649#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 651#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 653#[L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 655#[L778-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 657#[L779](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 659#[P0ENTRY, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 661#[L722, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 665#[L780, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14018#[L722, L780-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14023#[L781, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14028#[P1ENTRY, L722, L781-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14036#[P1ENTRY, L782, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14048#[L782, L722, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14058#[L741, L782, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14068#[L744, L782, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14078#[L782, L722, L749](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14088#[P1FINAL, L782, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14096#[L782, L722, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14103#[L782-1, L722, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14108#[L783, L722, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14113#[P2ENTRY, L783-1, L722, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14123#[L754, L783-1, L722, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14133#[L756, L783-1, L722, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14141#[L759, L783-1, L722, P1EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14154#[L724, L759, L783-1, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14163#[L729, L759, L783-1, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14170#[L759, L734, L783-1, P1EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14183#[L759, P0FINAL, L783-1, P1EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14188#[P0EXIT, L759, L783-1, P1EXIT](and (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14198#[P0EXIT, L764, L783-1, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14202#[P0EXIT, L783-1, P1EXIT, P2FINAL](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14210#[P0EXIT, P2EXIT, L783-1, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14213#[P0EXIT, P2EXIT, L784, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14216#[P0EXIT, P2EXIT, L786, P1EXIT]true, 14219#[P0EXIT, P2EXIT, L787, P1EXIT]true, 14222#[P0EXIT, P2EXIT, P1EXIT, L2]true, 14225#[P0EXIT, P2EXIT, L3, P1EXIT]true, 14231#[P0EXIT, P2EXIT, L2-1, P1EXIT]true, 14234#[P0EXIT, P2EXIT, L792, P1EXIT]true, 14237#[P0EXIT, P2EXIT, L793, P1EXIT]true, 14240#[P0EXIT, P2EXIT, P1EXIT, L18]true, 14243#[P0EXIT, P2EXIT, L18-1, P1EXIT]true, 14247#[P0EXIT, P2EXIT, L18-2, P1EXIT]true, 14252#[P0EXIT, P2EXIT, L17-5, P1EXIT]true, 14257#[P0EXIT, P2EXIT, L17-7, P1EXIT]true, 14260#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2021-01-26 22:54:38,989 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 22:54:38,990 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:54:38,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:54:38,991 INFO L82 PathProgramCache]: Analyzing trace with hash -812059981, now seen corresponding path program 3 times [2021-01-26 22:54:38,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:54:38,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502194306] [2021-01-26 22:54:38,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:54:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:54:39,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 22:54:39,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502194306] [2021-01-26 22:54:39,211 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:54:39,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:54:39,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285780206] [2021-01-26 22:54:39,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:54:39,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:54:39,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:54:39,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:54:39,214 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:54:39,215 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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: 59 and size of Sequence is : 60[2021-01-26 22:54:40,399 INFO L164 SleepSetCegar]: Size of mCounterexample is: 60 [2021-01-26 22:54:40,402 INFO L165 SleepSetCegar]: [14271#[ULTIMATE.startENTRY]true, 14273#[L-1]true, 14275#[L-1-1]true, 14277#[L17]true, 14279#[L17-1]true, 14281#[L17-2]true, 14283#[L17-3]true, 14285#[L17-4]true, 14287#[L711](= ~__unbuffered_cnt~0 0), 14289#[L713](= ~__unbuffered_cnt~0 0), 14291#[L714](= ~__unbuffered_cnt~0 0), 14293#[L715](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14295#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14297#[L719](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14299#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14301#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14303#[L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14305#[L778-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14307#[L779](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14309#[P0ENTRY, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14311#[L722, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14315#[L780, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23244#[L722, L780-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23246#[L781, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23248#[P1ENTRY, L722, L781-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23250#[P1ENTRY, L782, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23256#[L782, L722, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23260#[L741, L782, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23262#[L741, L782-1, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30748#[L741, L783, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30755#[P2ENTRY, L741, L783-1, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30769#[L741, L754, L783-1, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30783#[L741, L756, L783-1, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30795#[L741, L759, L783-1, L722](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30814#[L724, L741, L759, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30829#[L729, L741, L759, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30842#[L741, L759, L734, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 30865#[L741, L759, P0FINAL, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 30876#[P0EXIT, L741, L759, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 30890#[P0EXIT, L759, L744, L783-1](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 30898#[P0EXIT, L759, L783-1, L749](and (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30902#[P0EXIT, P1FINAL, L759, L783-1](and (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30908#[P0EXIT, L759, L783-1, P1EXIT](and (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30916#[P0EXIT, L764, L783-1, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30918#[P0EXIT, L783-1, P1EXIT, P2FINAL](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30924#[P0EXIT, P2EXIT, L783-1, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30926#[P0EXIT, P2EXIT, L784, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30928#[P0EXIT, P2EXIT, L786, P1EXIT](= 2 ~x~0), 30930#[P0EXIT, P2EXIT, L787, P1EXIT](= 2 ~x~0), 30932#[P0EXIT, P2EXIT, P1EXIT, L2](= 2 ~x~0), 30934#[P0EXIT, P2EXIT, L3, P1EXIT](= 2 ~x~0), 30938#[P0EXIT, P2EXIT, L2-1, P1EXIT](= 2 ~x~0), 30940#[P0EXIT, P2EXIT, L792, P1EXIT](= 2 ~x~0), 30942#[P0EXIT, P2EXIT, L793, P1EXIT](= 2 ~x~0), 30944#[P0EXIT, P2EXIT, P1EXIT, L18](= 2 ~x~0), 30946#[P0EXIT, P2EXIT, L18-1, P1EXIT](= 2 ~x~0), 30948#[P0EXIT, P2EXIT, L18-2, P1EXIT](= 2 ~x~0), 30952#[P0EXIT, P2EXIT, L17-5, P1EXIT](= 2 ~x~0), 30956#[P0EXIT, P2EXIT, L17-7, P1EXIT](= 2 ~x~0), 30958#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](= 2 ~x~0)] [2021-01-26 22:54:40,403 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-26 22:54:40,403 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:54:40,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:54:40,405 INFO L82 PathProgramCache]: Analyzing trace with hash 220753775, now seen corresponding path program 4 times [2021-01-26 22:54:40,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:54:40,406 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567996005] [2021-01-26 22:54:40,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:54:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:54:40,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 22:54:40,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567996005] [2021-01-26 22:54:40,622 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:54:40,622 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:54:40,622 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114340541] [2021-01-26 22:54:40,623 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:54:40,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:54:40,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:54:40,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:54:40,624 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:54:40,624 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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) [2021-01-26 22:54:40,718 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:41,172 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 59 and size of Sequence is : 60[2021-01-26 22:54:42,001 INFO L164 SleepSetCegar]: Size of mCounterexample is: 60 [2021-01-26 22:54:42,005 INFO L165 SleepSetCegar]: [30969#[ULTIMATE.startENTRY]true, 30971#[L-1]true, 30973#[L-1-1]true, 30975#[L17]true, 30977#[L17-1]true, 30979#[L17-2]true, 30981#[L17-3]true, 30983#[L17-4]true, 30985#[L711](= ~__unbuffered_cnt~0 0), 30987#[L713](= ~__unbuffered_cnt~0 0), 30989#[L714](= ~__unbuffered_cnt~0 0), 30991#[L715](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30993#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30995#[L719](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30997#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30999#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31001#[L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31003#[L778-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31005#[L779](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31007#[P0ENTRY, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31009#[L722, L779-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31013#[L780, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43476#[L722, L780-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43478#[L781, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43480#[P1ENTRY, L722, L781-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43482#[P1ENTRY, L782, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43488#[L782, L722, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43490#[L782-1, L722, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52234#[L783, L722, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52243#[P2ENTRY, L783-1, L722, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52261#[L754, L783-1, L722, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52279#[L756, L783-1, L722, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52295#[L759, L783-1, L722, L739](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52320#[L724, L759, L783-1, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52341#[L729, L759, L783-1, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52360#[L759, L734, L783-1, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52389#[L759, P0FINAL, L783-1, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52406#[P0EXIT, L759, L783-1, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52426#[P0EXIT, L741, L759, L783-1](and (= ~x~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52430#[P0EXIT, L759, L744, L783-1](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52438#[P0EXIT, L759, L783-1, L749](and (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52442#[P0EXIT, P1FINAL, L759, L783-1](and (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52448#[P0EXIT, L759, L783-1, P1EXIT](and (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52456#[P0EXIT, L764, L783-1, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52458#[P0EXIT, L783-1, P1EXIT, P2FINAL](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52464#[P0EXIT, P2EXIT, L783-1, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52466#[P0EXIT, P2EXIT, L784, P1EXIT](and (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52468#[P0EXIT, P2EXIT, L786, P1EXIT](= 2 ~x~0), 52470#[P0EXIT, P2EXIT, L787, P1EXIT](= 2 ~x~0), 52472#[P0EXIT, P2EXIT, P1EXIT, L2](= 2 ~x~0), 52474#[P0EXIT, P2EXIT, L3, P1EXIT](= 2 ~x~0), 52478#[P0EXIT, P2EXIT, L2-1, P1EXIT](= 2 ~x~0), 52480#[P0EXIT, P2EXIT, L792, P1EXIT](= 2 ~x~0), 52482#[P0EXIT, P2EXIT, L793, P1EXIT](= 2 ~x~0), 52484#[P0EXIT, P2EXIT, P1EXIT, L18](= 2 ~x~0), 52486#[P0EXIT, P2EXIT, L18-1, P1EXIT](= 2 ~x~0), 52488#[P0EXIT, P2EXIT, L18-2, P1EXIT](= 2 ~x~0), 52492#[P0EXIT, P2EXIT, L17-5, P1EXIT](= 2 ~x~0), 52496#[P0EXIT, P2EXIT, L17-7, P1EXIT](= 2 ~x~0), 52498#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](= 2 ~x~0)] [2021-01-26 22:54:42,005 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-26 22:54:42,005 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:54:42,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:54:42,007 INFO L82 PathProgramCache]: Analyzing trace with hash 294171319, now seen corresponding path program 5 times [2021-01-26 22:54:42,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:54:42,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031883341] [2021-01-26 22:54:42,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:54:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:54:42,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 22:54:42,287 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031883341] [2021-01-26 22:54:42,287 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:54:42,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:54:42,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017131041] [2021-01-26 22:54:42,289 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:54:42,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:54:42,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:54:42,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:54:42,290 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:54:42,291 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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) [2021-01-26 22:54:42,389 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:42,838 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:54:44,704 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-26 22:54:44,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 10:54:44 BasicIcfg [2021-01-26 22:54:44,709 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-26 22:54:44,711 INFO L168 Benchmark]: Toolchain (without parser) took 10108.70 ms. Allocated memory was 302.0 MB in the beginning and 641.7 MB in the end (delta: 339.7 MB). Free memory was 275.9 MB in the beginning and 496.4 MB in the end (delta: -220.5 MB). Peak memory consumption was 320.8 MB. Max. memory is 16.0 GB. [2021-01-26 22:54:44,712 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 22:54:44,713 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.67 ms. Allocated memory is still 302.0 MB. Free memory was 274.8 MB in the beginning and 275.2 MB in the end (delta: -431.8 kB). Peak memory consumption was 25.8 MB. Max. memory is 16.0 GB. [2021-01-26 22:54:44,714 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.57 ms. Allocated memory is still 302.0 MB. Free memory was 275.2 MB in the beginning and 273.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 22:54:44,715 INFO L168 Benchmark]: Boogie Preprocessor took 32.55 ms. Allocated memory is still 302.0 MB. Free memory was 273.3 MB in the beginning and 271.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 22:54:44,716 INFO L168 Benchmark]: RCFGBuilder took 587.52 ms. Allocated memory is still 302.0 MB. Free memory was 271.2 MB in the beginning and 248.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-01-26 22:54:44,717 INFO L168 Benchmark]: TraceAbstraction took 8692.62 ms. Allocated memory was 302.0 MB in the beginning and 641.7 MB in the end (delta: 339.7 MB). Free memory was 248.2 MB in the beginning and 496.4 MB in the end (delta: -248.2 MB). Peak memory consumption was 292.9 MB. Max. memory is 16.0 GB. [2021-01-26 22:54:44,721 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 720.67 ms. Allocated memory is still 302.0 MB. Free memory was 274.8 MB in the beginning and 275.2 MB in the end (delta: -431.8 kB). Peak memory consumption was 25.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 55.57 ms. Allocated memory is still 302.0 MB. Free memory was 275.2 MB in the beginning and 273.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 32.55 ms. Allocated memory is still 302.0 MB. Free memory was 273.3 MB in the beginning and 271.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 587.52 ms. Allocated memory is still 302.0 MB. Free memory was 271.2 MB in the beginning and 248.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 8692.62 ms. Allocated memory was 302.0 MB in the beginning and 641.7 MB in the end (delta: 339.7 MB). Free memory was 248.2 MB in the beginning and 496.4 MB in the end (delta: -248.2 MB). Peak memory consumption was 292.9 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, 76 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.5s, 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, 1.0s InterpolantComputationTime, 295 NumberOfCodeBlocks, 295 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 290 ConstructedInterpolants, 0 QuantifiedInterpolants, 41296 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...