/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix037_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-770125f [2021-05-21 23:15:30,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-21 23:15:30,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-21 23:15:30,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-21 23:15:30,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-21 23:15:30,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-21 23:15:30,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-21 23:15:30,478 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-FA-NoLbe-Separate.epf [2021-05-21 23:15:30,513 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-21 23:15:30,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-21 23:15:30,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-21 23:15:30,514 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-21 23:15:30,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-21 23:15:30,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-21 23:15:30,516 INFO L138 SettingsManager]: * Use SBE=true [2021-05-21 23:15:30,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-21 23:15:30,517 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-21 23:15:30,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-21 23:15:30,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-21 23:15:30,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-21 23:15:30,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-21 23:15:30,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-21 23:15:30,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-21 23:15:30,518 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-21 23:15:30,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-21 23:15:30,518 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-21 23:15:30,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-21 23:15:30,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-21 23:15:30,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-21 23:15:30,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-21 23:15:30,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-21 23:15:30,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-21 23:15:30,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-21 23:15:30,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-21 23:15:30,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-21 23:15:30,520 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-21 23:15:30,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-21 23:15:30,520 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-21 23:15:30,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-21 23:15:30,520 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-05-21 23:15:30,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-21 23:15:30,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-21 23:15:30,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-21 23:15:30,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-21 23:15:30,860 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-21 23:15:30,861 INFO L275 PluginConnector]: CDTParser initialized [2021-05-21 23:15:30,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix037_rmo.oepc.i [2021-05-21 23:15:30,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f37ea0021/847dbba6353f40a5988b5e7f935570a2/FLAG46a5b8db9 [2021-05-21 23:15:31,473 INFO L306 CDTParser]: Found 1 translation units. [2021-05-21 23:15:31,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix037_rmo.oepc.i [2021-05-21 23:15:31,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f37ea0021/847dbba6353f40a5988b5e7f935570a2/FLAG46a5b8db9 [2021-05-21 23:15:31,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f37ea0021/847dbba6353f40a5988b5e7f935570a2 [2021-05-21 23:15:31,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-21 23:15:31,896 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-21 23:15:31,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-21 23:15:31,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-21 23:15:31,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-21 23:15:31,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.05 11:15:31" (1/1) ... [2021-05-21 23:15:31,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f87f93c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:31, skipping insertion in model container [2021-05-21 23:15:31,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.05 11:15:31" (1/1) ... [2021-05-21 23:15:31,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-21 23:15:31,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-21 23:15:32,096 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix037_rmo.oepc.i[949,962] [2021-05-21 23:15:32,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-21 23:15:32,246 INFO L203 MainTranslator]: Completed pre-run [2021-05-21 23:15:32,256 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix037_rmo.oepc.i[949,962] [2021-05-21 23:15:32,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-21 23:15:32,394 INFO L208 MainTranslator]: Completed translation [2021-05-21 23:15:32,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:32 WrapperNode [2021-05-21 23:15:32,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-21 23:15:32,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-21 23:15:32,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-21 23:15:32,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-21 23:15:32,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:32" (1/1) ... [2021-05-21 23:15:32,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:32" (1/1) ... [2021-05-21 23:15:32,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-21 23:15:32,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-21 23:15:32,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-21 23:15:32,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-21 23:15:32,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:32" (1/1) ... [2021-05-21 23:15:32,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:32" (1/1) ... [2021-05-21 23:15:32,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:32" (1/1) ... [2021-05-21 23:15:32,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:32" (1/1) ... [2021-05-21 23:15:32,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:32" (1/1) ... [2021-05-21 23:15:32,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:32" (1/1) ... [2021-05-21 23:15:32,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:32" (1/1) ... [2021-05-21 23:15:32,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-21 23:15:32,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-21 23:15:32,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-21 23:15:32,473 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-21 23:15:32,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:32" (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 [2021-05-21 23:15:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-21 23:15:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-05-21 23:15:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-21 23:15:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-21 23:15:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-05-21 23:15:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-05-21 23:15:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-05-21 23:15:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-05-21 23:15:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-05-21 23:15:32,537 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-05-21 23:15:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-05-21 23:15:32,538 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-05-21 23:15:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-21 23:15:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-05-21 23:15:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-21 23:15:32,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-21 23:15:32,541 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-21 23:15:34,564 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-21 23:15:34,565 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-05-21 23:15:34,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.05 11:15:34 BoogieIcfgContainer [2021-05-21 23:15:34,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-21 23:15:34,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-21 23:15:34,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-21 23:15:34,570 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-21 23:15:34,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.05 11:15:31" (1/3) ... [2021-05-21 23:15:34,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c45c451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.05 11:15:34, skipping insertion in model container [2021-05-21 23:15:34,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 11:15:32" (2/3) ... [2021-05-21 23:15:34,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c45c451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.05 11:15:34, skipping insertion in model container [2021-05-21 23:15:34,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.05 11:15:34" (3/3) ... [2021-05-21 23:15:34,572 INFO L111 eAbstractionObserver]: Analyzing ICFG mix037_rmo.oepc.i [2021-05-21 23:15:34,577 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-21 23:15:34,577 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-21 23:15:34,577 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-05-21 23:15:34,578 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-21 23:15:34,655 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,655 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,655 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,655 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,655 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,655 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,656 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,656 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,656 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,656 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,656 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,656 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,656 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,656 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,657 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,657 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,657 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,657 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,657 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,657 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,657 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,659 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,659 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,659 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,659 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,659 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,659 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,660 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,660 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,660 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,660 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,660 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,660 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,660 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,661 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,670 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,670 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,670 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,670 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,670 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,670 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,670 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,671 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,671 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,671 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,671 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,672 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,672 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,672 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,672 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,672 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,672 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,672 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,672 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,674 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,674 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,674 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,674 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,674 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,674 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,674 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,675 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,675 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,675 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,675 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,675 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,675 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,676 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,676 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,676 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,676 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,676 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,676 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,676 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,676 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,676 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,677 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,678 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,678 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,678 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,678 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,678 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,678 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,678 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,678 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,678 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,678 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,679 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,679 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,679 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,679 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,679 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,679 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,679 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,679 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,679 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,679 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,679 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,680 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,680 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,680 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,682 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,683 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,684 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,684 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,684 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,685 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,686 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,687 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,689 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,690 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,690 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,690 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,690 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,690 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,690 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,690 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,691 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,691 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,691 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,691 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,693 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,693 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,693 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,694 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,694 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,694 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,694 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,696 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,696 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,696 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,696 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,697 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,697 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,697 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,697 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,697 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,697 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,698 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,698 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,699 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,699 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,699 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,700 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,700 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,701 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,706 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,706 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,707 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,707 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,707 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,707 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,718 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,720 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,721 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,721 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,721 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,721 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,721 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,721 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,721 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,721 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,722 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,722 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,722 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,722 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,722 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,722 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,726 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,726 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,726 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,726 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,727 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 23:15:34,728 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-05-21 23:15:34,748 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-05-21 23:15:34,770 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 23:15:34,770 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 23:15:34,770 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 23:15:34,770 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 23:15:34,770 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 23:15:34,770 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 23:15:34,770 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 23:15:34,771 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 23:15:34,786 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 143 places, 132 transitions, 284 flow [2021-05-21 23:16:19,013 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 171685 states, 171681 states have (on average 4.544276885619259) internal successors, (780166), 171684 states have internal predecessors, (780166), 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) [2021-05-21 23:16:19,380 INFO L276 IsEmpty]: Start isEmpty. Operand has 171685 states, 171681 states have (on average 4.544276885619259) internal successors, (780166), 171684 states have internal predecessors, (780166), 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) [2021-05-21 23:16:19,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-05-21 23:16:19,388 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:19,389 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:19,390 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:19,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:19,399 INFO L82 PathProgramCache]: Analyzing trace with hash 333317752, now seen corresponding path program 1 times [2021-05-21 23:16:19,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:19,406 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944183737] [2021-05-21 23:16:19,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:19,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:19,683 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:19,683 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944183737] [2021-05-21 23:16:19,684 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944183737] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:19,685 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:19,685 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-05-21 23:16:19,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379831986] [2021-05-21 23:16:19,689 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 23:16:19,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:19,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 23:16:19,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 23:16:19,924 INFO L87 Difference]: Start difference. First operand has 171685 states, 171681 states have (on average 4.544276885619259) internal successors, (780166), 171684 states have internal predecessors, (780166), 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) Second operand has 3 states, 2 states have (on average 24.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2021-05-21 23:16:22,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:22,044 INFO L93 Difference]: Finished difference Result 147494 states and 657959 transitions. [2021-05-21 23:16:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 23:16:22,045 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 24.0) internal successors, (48), 3 states have internal predecessors, (48), 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) Word has length 48 [2021-05-21 23:16:22,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:22,889 INFO L225 Difference]: With dead ends: 147494 [2021-05-21 23:16:22,889 INFO L226 Difference]: Without dead ends: 80934 [2021-05-21 23:16:22,890 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 23:16:23,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80934 states. [2021-05-21 23:16:26,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80934 to 80934. [2021-05-21 23:16:26,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80934 states, 80933 states have (on average 4.408275981367304) internal successors, (356775), 80933 states have internal predecessors, (356775), 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) [2021-05-21 23:16:27,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80934 states to 80934 states and 356775 transitions. [2021-05-21 23:16:27,384 INFO L78 Accepts]: Start accepts. Automaton has 80934 states and 356775 transitions. Word has length 48 [2021-05-21 23:16:27,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:27,385 INFO L482 AbstractCegarLoop]: Abstraction has 80934 states and 356775 transitions. [2021-05-21 23:16:27,385 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 24.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2021-05-21 23:16:27,385 INFO L276 IsEmpty]: Start isEmpty. Operand 80934 states and 356775 transitions. [2021-05-21 23:16:27,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-05-21 23:16:27,461 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:27,461 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:27,461 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-21 23:16:27,461 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:27,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:27,466 INFO L82 PathProgramCache]: Analyzing trace with hash -501444968, now seen corresponding path program 1 times [2021-05-21 23:16:27,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:27,467 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417461127] [2021-05-21 23:16:27,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:27,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:27,781 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:27,782 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417461127] [2021-05-21 23:16:27,782 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417461127] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:27,782 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:27,782 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-21 23:16:27,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708869566] [2021-05-21 23:16:27,784 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-21 23:16:27,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:27,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-21 23:16:27,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-05-21 23:16:27,786 INFO L87 Difference]: Start difference. First operand 80934 states and 356775 transitions. Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 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) [2021-05-21 23:16:29,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:29,580 INFO L93 Difference]: Finished difference Result 125606 states and 545607 transitions. [2021-05-21 23:16:29,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-21 23:16:29,581 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 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) Word has length 81 [2021-05-21 23:16:29,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:30,353 INFO L225 Difference]: With dead ends: 125606 [2021-05-21 23:16:30,354 INFO L226 Difference]: Without dead ends: 91821 [2021-05-21 23:16:30,359 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 183.0ms TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2021-05-21 23:16:30,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91821 states. [2021-05-21 23:16:33,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91821 to 80301. [2021-05-21 23:16:33,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80301 states, 80300 states have (on average 4.354196762141967) internal successors, (349642), 80300 states have internal predecessors, (349642), 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) [2021-05-21 23:16:34,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80301 states to 80301 states and 349642 transitions. [2021-05-21 23:16:34,030 INFO L78 Accepts]: Start accepts. Automaton has 80301 states and 349642 transitions. Word has length 81 [2021-05-21 23:16:34,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:34,031 INFO L482 AbstractCegarLoop]: Abstraction has 80301 states and 349642 transitions. [2021-05-21 23:16:34,031 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 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) [2021-05-21 23:16:34,032 INFO L276 IsEmpty]: Start isEmpty. Operand 80301 states and 349642 transitions. [2021-05-21 23:16:34,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-05-21 23:16:34,131 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:34,131 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:34,131 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-21 23:16:34,131 INFO L430 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:34,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:34,132 INFO L82 PathProgramCache]: Analyzing trace with hash -413003962, now seen corresponding path program 1 times [2021-05-21 23:16:34,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:34,132 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394564306] [2021-05-21 23:16:34,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:34,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:34,249 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:34,250 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394564306] [2021-05-21 23:16:34,250 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394564306] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:34,250 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:34,250 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-21 23:16:34,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490567425] [2021-05-21 23:16:34,251 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-21 23:16:34,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:34,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-21 23:16:34,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-05-21 23:16:34,251 INFO L87 Difference]: Start difference. First operand 80301 states and 349642 transitions. Second operand has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 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) [2021-05-21 23:16:35,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:35,685 INFO L93 Difference]: Finished difference Result 119741 states and 514555 transitions. [2021-05-21 23:16:35,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-21 23:16:35,686 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 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) Word has length 85 [2021-05-21 23:16:35,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:36,302 INFO L225 Difference]: With dead ends: 119741 [2021-05-21 23:16:36,302 INFO L226 Difference]: Without dead ends: 99893 [2021-05-21 23:16:36,303 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 178.8ms TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2021-05-21 23:16:37,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99893 states. [2021-05-21 23:16:39,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99893 to 78573. [2021-05-21 23:16:39,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78573 states, 78572 states have (on average 4.3464083897571655) internal successors, (341506), 78572 states have internal predecessors, (341506), 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) [2021-05-21 23:16:39,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78573 states to 78573 states and 341506 transitions. [2021-05-21 23:16:39,864 INFO L78 Accepts]: Start accepts. Automaton has 78573 states and 341506 transitions. Word has length 85 [2021-05-21 23:16:39,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:39,865 INFO L482 AbstractCegarLoop]: Abstraction has 78573 states and 341506 transitions. [2021-05-21 23:16:39,865 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 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) [2021-05-21 23:16:39,865 INFO L276 IsEmpty]: Start isEmpty. Operand 78573 states and 341506 transitions. [2021-05-21 23:16:39,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-05-21 23:16:39,966 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:39,966 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:39,966 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-05-21 23:16:39,967 INFO L430 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:39,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:39,967 INFO L82 PathProgramCache]: Analyzing trace with hash -2107149393, now seen corresponding path program 1 times [2021-05-21 23:16:39,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:39,967 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400247027] [2021-05-21 23:16:39,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:40,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:40,066 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:40,066 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400247027] [2021-05-21 23:16:40,066 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400247027] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:40,066 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:40,066 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-21 23:16:40,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226443378] [2021-05-21 23:16:40,067 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-21 23:16:40,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:40,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-21 23:16:40,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-05-21 23:16:40,068 INFO L87 Difference]: Start difference. First operand 78573 states and 341506 transitions. Second operand has 6 states, 6 states have (on average 14.5) internal successors, (87), 6 states have internal predecessors, (87), 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) [2021-05-21 23:16:41,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:41,349 INFO L93 Difference]: Finished difference Result 96469 states and 412664 transitions. [2021-05-21 23:16:41,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-21 23:16:41,350 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 6 states have internal predecessors, (87), 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) Word has length 87 [2021-05-21 23:16:41,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:41,702 INFO L225 Difference]: With dead ends: 96469 [2021-05-21 23:16:41,703 INFO L226 Difference]: Without dead ends: 70809 [2021-05-21 23:16:41,703 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 113.0ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-05-21 23:16:42,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70809 states. [2021-05-21 23:16:43,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70809 to 70809. [2021-05-21 23:16:43,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70809 states, 70808 states have (on average 4.275420856400407) internal successors, (302734), 70808 states have internal predecessors, (302734), 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) [2021-05-21 23:16:44,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70809 states to 70809 states and 302734 transitions. [2021-05-21 23:16:44,494 INFO L78 Accepts]: Start accepts. Automaton has 70809 states and 302734 transitions. Word has length 87 [2021-05-21 23:16:44,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:44,494 INFO L482 AbstractCegarLoop]: Abstraction has 70809 states and 302734 transitions. [2021-05-21 23:16:44,494 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 6 states have internal predecessors, (87), 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) [2021-05-21 23:16:44,495 INFO L276 IsEmpty]: Start isEmpty. Operand 70809 states and 302734 transitions. [2021-05-21 23:16:44,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-05-21 23:16:44,600 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:44,601 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:44,601 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-21 23:16:44,601 INFO L430 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:44,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:44,601 INFO L82 PathProgramCache]: Analyzing trace with hash -1305749584, now seen corresponding path program 1 times [2021-05-21 23:16:44,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:44,602 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063842696] [2021-05-21 23:16:44,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:44,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:44,755 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:44,755 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063842696] [2021-05-21 23:16:44,756 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063842696] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:44,756 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:44,756 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-21 23:16:44,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019412379] [2021-05-21 23:16:44,756 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-21 23:16:44,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:44,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-21 23:16:44,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-05-21 23:16:44,757 INFO L87 Difference]: Start difference. First operand 70809 states and 302734 transitions. Second operand has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 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) [2021-05-21 23:16:45,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:45,908 INFO L93 Difference]: Finished difference Result 109929 states and 465266 transitions. [2021-05-21 23:16:45,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-21 23:16:45,909 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 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) Word has length 90 [2021-05-21 23:16:45,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:46,183 INFO L225 Difference]: With dead ends: 109929 [2021-05-21 23:16:46,184 INFO L226 Difference]: Without dead ends: 68688 [2021-05-21 23:16:46,184 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 83.2ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-05-21 23:16:46,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68688 states. [2021-05-21 23:16:47,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68688 to 57438. [2021-05-21 23:16:47,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57438 states, 57437 states have (on average 4.209046433483643) internal successors, (241755), 57437 states have internal predecessors, (241755), 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) [2021-05-21 23:16:47,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57438 states to 57438 states and 241755 transitions. [2021-05-21 23:16:47,944 INFO L78 Accepts]: Start accepts. Automaton has 57438 states and 241755 transitions. Word has length 90 [2021-05-21 23:16:47,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:47,944 INFO L482 AbstractCegarLoop]: Abstraction has 57438 states and 241755 transitions. [2021-05-21 23:16:47,944 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 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) [2021-05-21 23:16:47,944 INFO L276 IsEmpty]: Start isEmpty. Operand 57438 states and 241755 transitions. [2021-05-21 23:16:48,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-05-21 23:16:48,020 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:48,020 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:48,020 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-05-21 23:16:48,020 INFO L430 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:48,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:48,021 INFO L82 PathProgramCache]: Analyzing trace with hash -1626358872, now seen corresponding path program 1 times [2021-05-21 23:16:48,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:48,021 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128126194] [2021-05-21 23:16:48,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:48,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:48,200 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:48,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128126194] [2021-05-21 23:16:48,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128126194] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:48,200 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:48,200 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-21 23:16:48,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930821799] [2021-05-21 23:16:48,201 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-21 23:16:48,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:48,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-21 23:16:48,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-05-21 23:16:48,202 INFO L87 Difference]: Start difference. First operand 57438 states and 241755 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 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) [2021-05-21 23:16:49,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:49,253 INFO L93 Difference]: Finished difference Result 58398 states and 239650 transitions. [2021-05-21 23:16:49,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-21 23:16:49,254 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 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) Word has length 90 [2021-05-21 23:16:49,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:49,367 INFO L225 Difference]: With dead ends: 58398 [2021-05-21 23:16:49,367 INFO L226 Difference]: Without dead ends: 41418 [2021-05-21 23:16:49,368 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 113.5ms TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2021-05-21 23:16:49,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41418 states. [2021-05-21 23:16:50,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41418 to 41418. [2021-05-21 23:16:50,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41418 states, 41417 states have (on average 4.062896878093537) internal successors, (168273), 41417 states have internal predecessors, (168273), 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) [2021-05-21 23:16:50,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41418 states to 41418 states and 168273 transitions. [2021-05-21 23:16:50,682 INFO L78 Accepts]: Start accepts. Automaton has 41418 states and 168273 transitions. Word has length 90 [2021-05-21 23:16:50,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:50,682 INFO L482 AbstractCegarLoop]: Abstraction has 41418 states and 168273 transitions. [2021-05-21 23:16:50,682 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 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) [2021-05-21 23:16:50,682 INFO L276 IsEmpty]: Start isEmpty. Operand 41418 states and 168273 transitions. [2021-05-21 23:16:50,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-05-21 23:16:50,738 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:50,738 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:50,738 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-05-21 23:16:50,738 INFO L430 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:50,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:50,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1754746609, now seen corresponding path program 1 times [2021-05-21 23:16:50,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:50,739 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281994180] [2021-05-21 23:16:50,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:50,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:50,857 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:50,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281994180] [2021-05-21 23:16:50,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281994180] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:50,858 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:50,858 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-05-21 23:16:50,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433188632] [2021-05-21 23:16:50,858 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-05-21 23:16:50,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:50,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-05-21 23:16:50,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-05-21 23:16:50,859 INFO L87 Difference]: Start difference. First operand 41418 states and 168273 transitions. Second operand has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 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) [2021-05-21 23:16:51,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:51,202 INFO L93 Difference]: Finished difference Result 35802 states and 142416 transitions. [2021-05-21 23:16:51,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-21 23:16:51,202 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 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) Word has length 93 [2021-05-21 23:16:51,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:51,270 INFO L225 Difference]: With dead ends: 35802 [2021-05-21 23:16:51,272 INFO L226 Difference]: Without dead ends: 26622 [2021-05-21 23:16:51,275 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 110.4ms TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2021-05-21 23:16:51,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26622 states. [2021-05-21 23:16:52,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26622 to 26622. [2021-05-21 23:16:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26622 states, 26621 states have (on average 3.9430149130385788) internal successors, (104967), 26621 states have internal predecessors, (104967), 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) [2021-05-21 23:16:52,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26622 states to 26622 states and 104967 transitions. [2021-05-21 23:16:52,205 INFO L78 Accepts]: Start accepts. Automaton has 26622 states and 104967 transitions. Word has length 93 [2021-05-21 23:16:52,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:52,206 INFO L482 AbstractCegarLoop]: Abstraction has 26622 states and 104967 transitions. [2021-05-21 23:16:52,206 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 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) [2021-05-21 23:16:52,206 INFO L276 IsEmpty]: Start isEmpty. Operand 26622 states and 104967 transitions. [2021-05-21 23:16:52,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-05-21 23:16:52,244 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:52,244 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:52,244 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-05-21 23:16:52,244 INFO L430 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:52,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:52,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1681944441, now seen corresponding path program 1 times [2021-05-21 23:16:52,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:52,245 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654593321] [2021-05-21 23:16:52,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:52,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:52,413 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:52,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654593321] [2021-05-21 23:16:52,413 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654593321] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:52,413 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:52,413 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-05-21 23:16:52,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971083721] [2021-05-21 23:16:52,414 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-05-21 23:16:52,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:52,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-05-21 23:16:52,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-05-21 23:16:52,414 INFO L87 Difference]: Start difference. First operand 26622 states and 104967 transitions. Second operand has 8 states, 8 states have (on average 12.25) internal successors, (98), 8 states have internal predecessors, (98), 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) [2021-05-21 23:16:52,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:52,829 INFO L93 Difference]: Finished difference Result 42636 states and 167327 transitions. [2021-05-21 23:16:52,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-21 23:16:52,830 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 8 states have internal predecessors, (98), 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) Word has length 98 [2021-05-21 23:16:52,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:52,914 INFO L225 Difference]: With dead ends: 42636 [2021-05-21 23:16:52,915 INFO L226 Difference]: Without dead ends: 34500 [2021-05-21 23:16:52,915 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 104.2ms TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-05-21 23:16:53,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34500 states. [2021-05-21 23:16:53,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34500 to 28558. [2021-05-21 23:16:53,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28558 states, 28557 states have (on average 3.9349721609412756) internal successors, (112371), 28557 states have internal predecessors, (112371), 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) [2021-05-21 23:16:53,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28558 states to 28558 states and 112371 transitions. [2021-05-21 23:16:53,897 INFO L78 Accepts]: Start accepts. Automaton has 28558 states and 112371 transitions. Word has length 98 [2021-05-21 23:16:53,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:53,897 INFO L482 AbstractCegarLoop]: Abstraction has 28558 states and 112371 transitions. [2021-05-21 23:16:53,897 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 8 states have internal predecessors, (98), 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) [2021-05-21 23:16:53,897 INFO L276 IsEmpty]: Start isEmpty. Operand 28558 states and 112371 transitions. [2021-05-21 23:16:53,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-05-21 23:16:53,945 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:53,945 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:53,945 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-05-21 23:16:53,945 INFO L430 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:53,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:53,946 INFO L82 PathProgramCache]: Analyzing trace with hash 928897271, now seen corresponding path program 2 times [2021-05-21 23:16:53,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:53,946 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609765911] [2021-05-21 23:16:53,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:54,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:54,186 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:54,186 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609765911] [2021-05-21 23:16:54,186 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609765911] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:54,186 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:54,186 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-05-21 23:16:54,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410384048] [2021-05-21 23:16:54,187 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-21 23:16:54,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:54,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-21 23:16:54,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-05-21 23:16:54,189 INFO L87 Difference]: Start difference. First operand 28558 states and 112371 transitions. Second operand has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 12 states have internal predecessors, (98), 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) [2021-05-21 23:16:55,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:55,168 INFO L93 Difference]: Finished difference Result 48085 states and 187510 transitions. [2021-05-21 23:16:55,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-21 23:16:55,169 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 12 states have internal predecessors, (98), 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) Word has length 98 [2021-05-21 23:16:55,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:55,320 INFO L225 Difference]: With dead ends: 48085 [2021-05-21 23:16:55,321 INFO L226 Difference]: Without dead ends: 41101 [2021-05-21 23:16:55,321 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 215.2ms TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2021-05-21 23:16:55,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41101 states. [2021-05-21 23:16:55,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41101 to 31128. [2021-05-21 23:16:56,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31128 states, 31127 states have (on average 3.909788929225431) internal successors, (121700), 31127 states have internal predecessors, (121700), 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) [2021-05-21 23:16:56,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31128 states to 31128 states and 121700 transitions. [2021-05-21 23:16:56,134 INFO L78 Accepts]: Start accepts. Automaton has 31128 states and 121700 transitions. Word has length 98 [2021-05-21 23:16:56,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:56,135 INFO L482 AbstractCegarLoop]: Abstraction has 31128 states and 121700 transitions. [2021-05-21 23:16:56,135 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 8.166666666666666) internal successors, (98), 12 states have internal predecessors, (98), 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) [2021-05-21 23:16:56,135 INFO L276 IsEmpty]: Start isEmpty. Operand 31128 states and 121700 transitions. [2021-05-21 23:16:56,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-05-21 23:16:56,190 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:56,191 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:56,191 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-05-21 23:16:56,191 INFO L430 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:56,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:56,192 INFO L82 PathProgramCache]: Analyzing trace with hash -1567617351, now seen corresponding path program 3 times [2021-05-21 23:16:56,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:56,192 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72135696] [2021-05-21 23:16:56,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:56,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:56,325 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:56,325 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72135696] [2021-05-21 23:16:56,325 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72135696] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:56,325 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:56,325 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-05-21 23:16:56,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648973021] [2021-05-21 23:16:56,325 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-21 23:16:56,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:56,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-21 23:16:56,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-05-21 23:16:56,326 INFO L87 Difference]: Start difference. First operand 31128 states and 121700 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 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) [2021-05-21 23:16:56,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:56,952 INFO L93 Difference]: Finished difference Result 27402 states and 106688 transitions. [2021-05-21 23:16:56,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-21 23:16:56,952 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 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) Word has length 98 [2021-05-21 23:16:56,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:56,986 INFO L225 Difference]: With dead ends: 27402 [2021-05-21 23:16:56,986 INFO L226 Difference]: Without dead ends: 12824 [2021-05-21 23:16:56,986 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 135.2ms TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2021-05-21 23:16:57,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12824 states. [2021-05-21 23:16:57,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12824 to 12824. [2021-05-21 23:16:57,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12824 states, 12823 states have (on average 3.804024019340248) internal successors, (48779), 12823 states have internal predecessors, (48779), 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) [2021-05-21 23:16:57,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12824 states to 12824 states and 48779 transitions. [2021-05-21 23:16:57,210 INFO L78 Accepts]: Start accepts. Automaton has 12824 states and 48779 transitions. Word has length 98 [2021-05-21 23:16:57,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:57,210 INFO L482 AbstractCegarLoop]: Abstraction has 12824 states and 48779 transitions. [2021-05-21 23:16:57,210 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 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) [2021-05-21 23:16:57,211 INFO L276 IsEmpty]: Start isEmpty. Operand 12824 states and 48779 transitions. [2021-05-21 23:16:57,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-05-21 23:16:57,232 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:57,233 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:57,233 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-05-21 23:16:57,233 INFO L430 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:57,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:57,233 INFO L82 PathProgramCache]: Analyzing trace with hash -635169844, now seen corresponding path program 1 times [2021-05-21 23:16:57,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:57,233 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317014032] [2021-05-21 23:16:57,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:57,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:57,344 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:57,344 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317014032] [2021-05-21 23:16:57,344 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317014032] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:57,344 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:57,344 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-21 23:16:57,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769749942] [2021-05-21 23:16:57,345 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-21 23:16:57,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:57,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-21 23:16:57,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-05-21 23:16:57,345 INFO L87 Difference]: Start difference. First operand 12824 states and 48779 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 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) [2021-05-21 23:16:57,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:57,496 INFO L93 Difference]: Finished difference Result 18304 states and 69610 transitions. [2021-05-21 23:16:57,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-21 23:16:57,496 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 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) Word has length 103 [2021-05-21 23:16:57,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:57,517 INFO L225 Difference]: With dead ends: 18304 [2021-05-21 23:16:57,517 INFO L226 Difference]: Without dead ends: 7810 [2021-05-21 23:16:57,518 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 73.8ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-05-21 23:16:57,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7810 states. [2021-05-21 23:16:57,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7810 to 7810. [2021-05-21 23:16:57,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7810 states, 7809 states have (on average 3.728646433602254) internal successors, (29117), 7809 states have internal predecessors, (29117), 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) [2021-05-21 23:16:57,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7810 states to 7810 states and 29117 transitions. [2021-05-21 23:16:57,689 INFO L78 Accepts]: Start accepts. Automaton has 7810 states and 29117 transitions. Word has length 103 [2021-05-21 23:16:57,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:57,689 INFO L482 AbstractCegarLoop]: Abstraction has 7810 states and 29117 transitions. [2021-05-21 23:16:57,689 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 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) [2021-05-21 23:16:57,689 INFO L276 IsEmpty]: Start isEmpty. Operand 7810 states and 29117 transitions. [2021-05-21 23:16:57,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-05-21 23:16:57,705 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:57,705 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:57,705 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-05-21 23:16:57,705 INFO L430 AbstractCegarLoop]: === Iteration 12 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:57,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:57,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1266623018, now seen corresponding path program 2 times [2021-05-21 23:16:57,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:57,706 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928788306] [2021-05-21 23:16:57,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:57,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:57,851 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:57,853 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928788306] [2021-05-21 23:16:57,853 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928788306] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:57,853 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:57,853 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-21 23:16:57,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555409756] [2021-05-21 23:16:57,853 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-21 23:16:57,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:57,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-21 23:16:57,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-05-21 23:16:57,854 INFO L87 Difference]: Start difference. First operand 7810 states and 29117 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 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) [2021-05-21 23:16:58,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:58,015 INFO L93 Difference]: Finished difference Result 11752 states and 44276 transitions. [2021-05-21 23:16:58,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-21 23:16:58,016 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 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) Word has length 103 [2021-05-21 23:16:58,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:58,031 INFO L225 Difference]: With dead ends: 11752 [2021-05-21 23:16:58,031 INFO L226 Difference]: Without dead ends: 7012 [2021-05-21 23:16:58,031 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 103.2ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-05-21 23:16:58,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7012 states. [2021-05-21 23:16:58,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7012 to 6055. [2021-05-21 23:16:58,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6055 states, 6054 states have (on average 3.654443343244136) internal successors, (22124), 6054 states have internal predecessors, (22124), 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) [2021-05-21 23:16:58,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6055 states to 6055 states and 22124 transitions. [2021-05-21 23:16:58,280 INFO L78 Accepts]: Start accepts. Automaton has 6055 states and 22124 transitions. Word has length 103 [2021-05-21 23:16:58,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:58,281 INFO L482 AbstractCegarLoop]: Abstraction has 6055 states and 22124 transitions. [2021-05-21 23:16:58,281 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 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) [2021-05-21 23:16:58,281 INFO L276 IsEmpty]: Start isEmpty. Operand 6055 states and 22124 transitions. [2021-05-21 23:16:58,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-05-21 23:16:58,289 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:58,290 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:58,290 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-05-21 23:16:58,290 INFO L430 AbstractCegarLoop]: === Iteration 13 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:58,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:58,290 INFO L82 PathProgramCache]: Analyzing trace with hash 927003014, now seen corresponding path program 3 times [2021-05-21 23:16:58,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:58,291 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279048877] [2021-05-21 23:16:58,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:58,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:58,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:58,404 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:58,404 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279048877] [2021-05-21 23:16:58,405 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279048877] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:58,405 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:58,405 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-21 23:16:58,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451410863] [2021-05-21 23:16:58,405 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-21 23:16:58,405 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:58,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-21 23:16:58,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-05-21 23:16:58,406 INFO L87 Difference]: Start difference. First operand 6055 states and 22124 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 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) [2021-05-21 23:16:58,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:58,514 INFO L93 Difference]: Finished difference Result 9685 states and 36115 transitions. [2021-05-21 23:16:58,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-21 23:16:58,514 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 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) Word has length 103 [2021-05-21 23:16:58,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:58,528 INFO L225 Difference]: With dead ends: 9685 [2021-05-21 23:16:58,528 INFO L226 Difference]: Without dead ends: 5758 [2021-05-21 23:16:58,529 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 77.8ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-05-21 23:16:58,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5758 states. [2021-05-21 23:16:58,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5758 to 5758. [2021-05-21 23:16:58,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5758 states, 5757 states have (on average 3.663192635052979) internal successors, (21089), 5757 states have internal predecessors, (21089), 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) [2021-05-21 23:16:58,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5758 states to 5758 states and 21089 transitions. [2021-05-21 23:16:58,646 INFO L78 Accepts]: Start accepts. Automaton has 5758 states and 21089 transitions. Word has length 103 [2021-05-21 23:16:58,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:58,646 INFO L482 AbstractCegarLoop]: Abstraction has 5758 states and 21089 transitions. [2021-05-21 23:16:58,647 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 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) [2021-05-21 23:16:58,647 INFO L276 IsEmpty]: Start isEmpty. Operand 5758 states and 21089 transitions. [2021-05-21 23:16:58,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-05-21 23:16:58,658 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:58,658 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:58,658 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-05-21 23:16:58,658 INFO L430 AbstractCegarLoop]: === Iteration 14 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:58,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:58,659 INFO L82 PathProgramCache]: Analyzing trace with hash 1298106192, now seen corresponding path program 4 times [2021-05-21 23:16:58,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:58,659 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428855985] [2021-05-21 23:16:58,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:58,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:58,905 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:58,905 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428855985] [2021-05-21 23:16:58,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428855985] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:58,906 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:58,906 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-05-21 23:16:58,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414321145] [2021-05-21 23:16:58,906 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-21 23:16:58,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:58,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-21 23:16:58,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-05-21 23:16:58,907 INFO L87 Difference]: Start difference. First operand 5758 states and 21089 transitions. Second operand has 11 states, 11 states have (on average 9.363636363636363) internal successors, (103), 11 states have internal predecessors, (103), 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) [2021-05-21 23:16:59,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:59,179 INFO L93 Difference]: Finished difference Result 8008 states and 29531 transitions. [2021-05-21 23:16:59,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-21 23:16:59,180 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.363636363636363) internal successors, (103), 11 states have internal predecessors, (103), 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) Word has length 103 [2021-05-21 23:16:59,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:59,192 INFO L225 Difference]: With dead ends: 8008 [2021-05-21 23:16:59,192 INFO L226 Difference]: Without dead ends: 5998 [2021-05-21 23:16:59,192 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 195.1ms TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2021-05-21 23:16:59,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5998 states. [2021-05-21 23:16:59,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5998 to 5758. [2021-05-21 23:16:59,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5758 states, 5757 states have (on average 3.6548549591801285) internal successors, (21041), 5757 states have internal predecessors, (21041), 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) [2021-05-21 23:16:59,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5758 states to 5758 states and 21041 transitions. [2021-05-21 23:16:59,281 INFO L78 Accepts]: Start accepts. Automaton has 5758 states and 21041 transitions. Word has length 103 [2021-05-21 23:16:59,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:16:59,281 INFO L482 AbstractCegarLoop]: Abstraction has 5758 states and 21041 transitions. [2021-05-21 23:16:59,281 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 9.363636363636363) internal successors, (103), 11 states have internal predecessors, (103), 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) [2021-05-21 23:16:59,281 INFO L276 IsEmpty]: Start isEmpty. Operand 5758 states and 21041 transitions. [2021-05-21 23:16:59,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-05-21 23:16:59,289 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:16:59,289 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:16:59,289 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-05-21 23:16:59,289 INFO L430 AbstractCegarLoop]: === Iteration 15 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:16:59,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:16:59,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1593651886, now seen corresponding path program 5 times [2021-05-21 23:16:59,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:16:59,290 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915861663] [2021-05-21 23:16:59,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:16:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 23:16:59,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 23:16:59,538 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 23:16:59,538 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915861663] [2021-05-21 23:16:59,538 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915861663] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 23:16:59,538 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 23:16:59,538 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-05-21 23:16:59,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962860770] [2021-05-21 23:16:59,538 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-21 23:16:59,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 23:16:59,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-21 23:16:59,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2021-05-21 23:16:59,539 INFO L87 Difference]: Start difference. First operand 5758 states and 21041 transitions. Second operand has 14 states, 14 states have (on average 7.357142857142857) internal successors, (103), 14 states have internal predecessors, (103), 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) [2021-05-21 23:16:59,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 23:16:59,908 INFO L93 Difference]: Finished difference Result 10781 states and 39833 transitions. [2021-05-21 23:16:59,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-21 23:16:59,909 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.357142857142857) internal successors, (103), 14 states have internal predecessors, (103), 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) Word has length 103 [2021-05-21 23:16:59,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 23:16:59,927 INFO L225 Difference]: With dead ends: 10781 [2021-05-21 23:16:59,928 INFO L226 Difference]: Without dead ends: 7251 [2021-05-21 23:16:59,930 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 267.5ms TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2021-05-21 23:16:59,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7251 states. [2021-05-21 23:17:00,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7251 to 5406. [2021-05-21 23:17:00,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5406 states, 5405 states have (on average 3.6279370952821464) internal successors, (19609), 5405 states have internal predecessors, (19609), 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) [2021-05-21 23:17:00,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5406 states to 5406 states and 19609 transitions. [2021-05-21 23:17:00,040 INFO L78 Accepts]: Start accepts. Automaton has 5406 states and 19609 transitions. Word has length 103 [2021-05-21 23:17:00,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 23:17:00,040 INFO L482 AbstractCegarLoop]: Abstraction has 5406 states and 19609 transitions. [2021-05-21 23:17:00,040 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 7.357142857142857) internal successors, (103), 14 states have internal predecessors, (103), 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) [2021-05-21 23:17:00,040 INFO L276 IsEmpty]: Start isEmpty. Operand 5406 states and 19609 transitions. [2021-05-21 23:17:00,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-05-21 23:17:00,047 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 23:17:00,047 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 23:17:00,048 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-05-21 23:17:00,048 INFO L430 AbstractCegarLoop]: === Iteration 16 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 23:17:00,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 23:17:00,048 INFO L82 PathProgramCache]: Analyzing trace with hash -447199408, now seen corresponding path program 6 times [2021-05-21 23:17:00,048 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 23:17:00,048 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611558916] [2021-05-21 23:17:00,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 23:17:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 23:17:00,085 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 23:17:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 23:17:00,177 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 23:17:00,219 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-05-21 23:17:00,219 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-05-21 23:17:00,219 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-05-21 23:17:00,220 INFO L315 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was UNSAFE (1/2) [2021-05-21 23:17:00,222 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-05-21 23:17:00,223 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 23:17:00,223 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 23:17:00,223 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 23:17:00,223 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 23:17:00,223 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 23:17:00,223 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 23:17:00,223 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 23:17:00,223 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == InUseError======== [2021-05-21 23:17:00,226 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 143 places, 132 transitions, 284 flow [2021-05-21 23:17:44,885 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 171685 states, 171681 states have (on average 4.544276885619259) internal successors, (780166), 171684 states have internal predecessors, (780166), 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) [2021-05-21 23:17:45,124 INFO L276 IsEmpty]: Start isEmpty. Operand has 171685 states, 171681 states have (on average 4.544276885619259) internal successors, (780166), 171684 states have internal predecessors, (780166), 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) [2021-05-21 23:17:45,631 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-21 23:17:45,631 INFO L315 ceAbstractionStarter]: Result for error location InUseError was SAFE (2/2) [2021-05-21 23:17:45,632 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-05-21 23:17:45,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.05 11:17:45 BasicIcfg [2021-05-21 23:17:45,835 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-21 23:17:45,836 INFO L168 Benchmark]: Toolchain (without parser) took 133940.15 ms. Allocated memory was 356.5 MB in the beginning and 14.8 GB in the end (delta: 14.5 GB). Free memory was 318.2 MB in the beginning and 9.2 GB in the end (delta: -8.9 GB). Peak memory consumption was 5.5 GB. Max. memory is 16.0 GB. [2021-05-21 23:17:45,836 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 356.5 MB. Free memory was 336.8 MB in the beginning and 336.7 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-21 23:17:45,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.87 ms. Allocated memory is still 356.5 MB. Free memory was 318.0 MB in the beginning and 313.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.0 GB. [2021-05-21 23:17:45,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.19 ms. Allocated memory is still 356.5 MB. Free memory was 313.0 MB in the beginning and 310.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-21 23:17:45,836 INFO L168 Benchmark]: Boogie Preprocessor took 33.85 ms. Allocated memory is still 356.5 MB. Free memory was 310.9 MB in the beginning and 307.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-21 23:17:45,836 INFO L168 Benchmark]: RCFGBuilder took 2093.39 ms. Allocated memory is still 356.5 MB. Free memory was 307.8 MB in the beginning and 206.2 MB in the end (delta: 101.5 MB). Peak memory consumption was 126.6 MB. Max. memory is 16.0 GB. [2021-05-21 23:17:45,837 INFO L168 Benchmark]: TraceAbstraction took 131267.64 ms. Allocated memory was 356.5 MB in the beginning and 14.8 GB in the end (delta: 14.5 GB). Free memory was 205.2 MB in the beginning and 9.2 GB in the end (delta: -9.0 GB). Peak memory consumption was 5.4 GB. Max. memory is 16.0 GB. [2021-05-21 23:17:45,837 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 356.5 MB. Free memory was 336.8 MB in the beginning and 336.7 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 496.87 ms. Allocated memory is still 356.5 MB. Free memory was 318.0 MB in the beginning and 313.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 42.19 ms. Allocated memory is still 356.5 MB. Free memory was 313.0 MB in the beginning and 310.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 33.85 ms. Allocated memory is still 356.5 MB. Free memory was 310.9 MB in the beginning and 307.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2093.39 ms. Allocated memory is still 356.5 MB. Free memory was 307.8 MB in the beginning and 206.2 MB in the end (delta: 101.5 MB). Peak memory consumption was 126.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 131267.64 ms. Allocated memory was 356.5 MB in the beginning and 14.8 GB in the end (delta: 14.5 GB). Free memory was 205.2 MB in the beginning and 9.2 GB in the end (delta: -9.0 GB). Peak memory consumption was 5.4 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L714] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L716] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0] [L718] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L720] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L722] 0 int b = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0] [L723] 0 _Bool b$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0] [L724] 0 int b$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0] [L725] 0 _Bool b$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0] [L726] 0 _Bool b$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0] [L727] 0 _Bool b$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0] [L728] 0 _Bool b$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0] [L729] 0 _Bool b$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0] [L730] 0 _Bool b$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0] [L731] 0 _Bool b$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0] [L732] 0 _Bool b$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0] [L733] 0 _Bool b$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0] [L734] 0 _Bool b$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0] [L735] 0 _Bool b$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0] [L736] 0 int *b$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}] [L737] 0 int b$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0] [L738] 0 _Bool b$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0] [L739] 0 int b$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0] [L740] 0 _Bool b$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0] [L741] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0] [L742] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L744] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L746] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L748] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L749] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0] [L750] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L871] 0 pthread_t t985; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L872] FCALL, FORK 0 pthread_create(&t985, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L754] 1 b$w_buff1 = b$w_buff0 [L755] 1 b$w_buff0 = 1 [L756] 1 b$w_buff1_used = b$w_buff0_used [L757] 1 b$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L759] 1 b$r_buff1_thd0 = b$r_buff0_thd0 [L760] 1 b$r_buff1_thd1 = b$r_buff0_thd1 [L761] 1 b$r_buff1_thd2 = b$r_buff0_thd2 [L762] 1 b$r_buff1_thd3 = b$r_buff0_thd3 [L763] 1 b$r_buff1_thd4 = b$r_buff0_thd4 [L764] 1 b$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L767] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L873] 0 pthread_t t986; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L874] FCALL, FORK 0 pthread_create(&t986, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L875] 0 pthread_t t987; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L876] FCALL, FORK 0 pthread_create(&t987, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L784] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L877] 0 pthread_t t988; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L878] FCALL, FORK 0 pthread_create(&t988, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L787] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L804] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L807] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L810] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b) [L810] EXPR 3 b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b [L810] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b) [L810] 3 b = b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b) [L811] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used [L811] 3 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used [L812] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$w_buff1_used [L812] 3 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$w_buff1_used [L813] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3 [L813] 3 b$r_buff0_thd3 = b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3 [L814] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$r_buff1_thd3 [L814] 3 b$r_buff1_thd3 = b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$r_buff1_thd3 [L817] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L824] 4 z = 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L827] 4 a = 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L830] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L833] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L834] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L835] 4 b$flush_delayed = weak$$choice2 [L836] 4 b$mem_tmp = b [L837] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff1) [L837] 4 b = !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff1) [L838] EXPR 4 weak$$choice2 ? b$w_buff0 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff0)) [L838] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff0) [L838] EXPR 4 weak$$choice2 ? b$w_buff0 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff0)) [L838] 4 b$w_buff0 = weak$$choice2 ? b$w_buff0 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff0)) [L839] EXPR 4 weak$$choice2 ? b$w_buff1 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff1 : b$w_buff1)) [L839] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff1 : b$w_buff1) [L839] EXPR 4 weak$$choice2 ? b$w_buff1 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff1 : b$w_buff1)) [L839] 4 b$w_buff1 = weak$$choice2 ? b$w_buff1 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff1 : b$w_buff1)) [L840] EXPR 4 weak$$choice2 ? b$w_buff0_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used)) [L840] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used) [L840] EXPR 4 weak$$choice2 ? b$w_buff0_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used)) [L840] 4 b$w_buff0_used = weak$$choice2 ? b$w_buff0_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used)) [L841] EXPR 4 weak$$choice2 ? b$w_buff1_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L841] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L841] EXPR 4 weak$$choice2 ? b$w_buff1_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L841] 4 b$w_buff1_used = weak$$choice2 ? b$w_buff1_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L842] EXPR 4 weak$$choice2 ? b$r_buff0_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff0_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4)) [L842] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff0_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4) [L842] EXPR 4 weak$$choice2 ? b$r_buff0_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff0_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4)) [L842] 4 b$r_buff0_thd4 = weak$$choice2 ? b$r_buff0_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff0_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4)) [L843] EXPR 4 weak$$choice2 ? b$r_buff1_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff1_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L843] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff1_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L843] EXPR 4 weak$$choice2 ? b$r_buff1_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff1_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L843] 4 b$r_buff1_thd4 = weak$$choice2 ? b$r_buff1_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff1_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L844] 4 __unbuffered_p3_EBX = b [L845] EXPR 4 b$flush_delayed ? b$mem_tmp : b [L845] 4 b = b$flush_delayed ? b$mem_tmp : b [L846] 4 b$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] [L770] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd1 ? b$w_buff1 : b) [L770] 1 b = b$w_buff0_used && b$r_buff0_thd1 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd1 ? b$w_buff1 : b) [L771] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$w_buff0_used [L771] 1 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$w_buff0_used [L772] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$w_buff1_used [L772] 1 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$w_buff1_used [L773] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$r_buff0_thd1 [L773] 1 b$r_buff0_thd1 = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$r_buff0_thd1 [L774] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$r_buff1_thd1 [L774] 1 b$r_buff1_thd1 = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$r_buff1_thd1 [L777] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] [L790] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b) [L790] EXPR 2 b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b [L790] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b) [L790] 2 b = b$w_buff0_used && b$r_buff0_thd2 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b) [L791] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$w_buff0_used [L791] 2 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$w_buff0_used [L792] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$w_buff1_used [L792] 2 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$w_buff1_used [L793] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$r_buff0_thd2 [L793] 2 b$r_buff0_thd2 = b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$r_buff0_thd2 [L794] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$r_buff1_thd2 [L794] 2 b$r_buff1_thd2 = b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$r_buff1_thd2 [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] [L849] EXPR 4 b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd4 ? b$w_buff1 : b) [L849] EXPR 4 b$w_buff1_used && b$r_buff1_thd4 ? b$w_buff1 : b [L849] EXPR 4 b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd4 ? b$w_buff1 : b) [L849] 4 b = b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd4 ? b$w_buff1 : b) [L850] EXPR 4 b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used [L850] 4 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used [L851] EXPR 4 b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$w_buff1_used [L851] 4 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$w_buff1_used [L852] EXPR 4 b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4 [L852] 4 b$r_buff0_thd4 = b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4 [L853] EXPR 4 b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$r_buff1_thd4 [L853] 4 b$r_buff1_thd4 = b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$r_buff1_thd4 [L856] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] [L880] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] [L884] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b) [L884] EXPR 0 b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b [L884] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b) [L884] 0 b = b$w_buff0_used && b$r_buff0_thd0 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b) [L885] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$w_buff0_used [L885] 0 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$w_buff0_used [L886] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$w_buff1_used [L886] 0 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$w_buff1_used [L887] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$r_buff0_thd0 [L887] 0 b$r_buff0_thd0 = b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$r_buff0_thd0 [L888] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$r_buff1_thd0 [L888] 0 b$r_buff1_thd0 = b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$r_buff1_thd0 [L891] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] [L18] 0 reach_error() VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 170 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 85451.7ms, OverallIterations: 16, TraceHistogramMax: 1, EmptinessCheckTime: 1101.3ms, AutomataDifference: 15916.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 44243.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2857 SDtfs, 4048 SDslu, 11849 SDs, 0 SdLazy, 1220 SolverSat, 204 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1102.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 199 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 169 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 1961.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=171685occurred in iteration=0, InterpolantAutomatonStates: 148, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 21265.2ms AutomataMinimizationTime, 15 MinimizatonAttempts, 63047 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 60.8ms SsaConstructionTime, 672.3ms SatisfiabilityAnalysisTime, 1822.0ms InterpolantComputationTime, 1486 NumberOfCodeBlocks, 1486 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1368 ConstructedInterpolants, 0 QuantifiedInterpolants, 7459 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 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 - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency with 1 thread instances CFG has 9 procedures, 170 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 45408.6ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 745.9ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 44662.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=171685occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...