/usr/bin/java -Xmx8000000000 -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-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix056_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-22 15:21:49,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-22 15:21:49,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-22 15:21:49,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-22 15:21:49,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-22 15:21:49,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-22 15:21:49,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-22 15:21:49,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-22 15:21:49,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-22 15:21:49,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-22 15:21:49,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-22 15:21:49,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-22 15:21:49,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-22 15:21:49,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-22 15:21:49,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-22 15:21:49,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-22 15:21:49,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-22 15:21:49,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-22 15:21:49,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-22 15:21:49,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-22 15:21:49,485 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-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random42.epf [2021-10-22 15:21:49,509 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-22 15:21:49,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-22 15:21:49,509 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-22 15:21:49,509 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-22 15:21:49,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-22 15:21:49,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-22 15:21:49,510 INFO L138 SettingsManager]: * Use SBE=true [2021-10-22 15:21:49,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-22 15:21:49,510 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-22 15:21:49,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-22 15:21:49,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-22 15:21:49,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-22 15:21:49,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-22 15:21:49,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-22 15:21:49,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-22 15:21:49,511 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-22 15:21:49,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-22 15:21:49,514 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-22 15:21:49,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-22 15:21:49,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-22 15:21:49,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-22 15:21:49,514 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-22 15:21:49,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-22 15:21:49,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 15:21:49,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-22 15:21:49,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-22 15:21:49,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-22 15:21:49,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-22 15:21:49,516 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-10-22 15:21:49,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-22 15:21:49,516 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-22 15:21:49,517 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-22 15:21:49,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-22 15:21:49,517 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-22 15:21:49,517 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-22 15:21:49,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-22 15:21:49,518 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 [2021-10-22 15:21:49,518 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-22 15:21:49,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-22 15:21:49,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-22 15:21:49,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-22 15:21:49,736 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-22 15:21:49,742 INFO L275 PluginConnector]: CDTParser initialized [2021-10-22 15:21:49,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix056_power.opt.i [2021-10-22 15:21:49,795 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38e20fe3b/2b138eec22384c18b7ba66d86dfa934e/FLAG20de9386c [2021-10-22 15:21:50,158 INFO L306 CDTParser]: Found 1 translation units. [2021-10-22 15:21:50,158 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix056_power.opt.i [2021-10-22 15:21:50,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38e20fe3b/2b138eec22384c18b7ba66d86dfa934e/FLAG20de9386c [2021-10-22 15:21:50,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38e20fe3b/2b138eec22384c18b7ba66d86dfa934e [2021-10-22 15:21:50,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-22 15:21:50,551 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-22 15:21:50,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-22 15:21:50,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-22 15:21:50,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-22 15:21:50,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 03:21:50" (1/1) ... [2021-10-22 15:21:50,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc57b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:50, skipping insertion in model container [2021-10-22 15:21:50,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 03:21:50" (1/1) ... [2021-10-22 15:21:50,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-22 15:21:50,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-22 15:21:50,757 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix056_power.opt.i[950,963] [2021-10-22 15:21:50,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-22 15:21:50,941 INFO L203 MainTranslator]: Completed pre-run [2021-10-22 15:21:50,950 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix056_power.opt.i[950,963] [2021-10-22 15:21:50,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-22 15:21:51,014 INFO L208 MainTranslator]: Completed translation [2021-10-22 15:21:51,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:51 WrapperNode [2021-10-22 15:21:51,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-22 15:21:51,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-22 15:21:51,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-22 15:21:51,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-22 15:21:51,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:51" (1/1) ... [2021-10-22 15:21:51,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:51" (1/1) ... [2021-10-22 15:21:51,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-22 15:21:51,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-22 15:21:51,074 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-22 15:21:51,074 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-22 15:21:51,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:51" (1/1) ... [2021-10-22 15:21:51,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:51" (1/1) ... [2021-10-22 15:21:51,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:51" (1/1) ... [2021-10-22 15:21:51,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:51" (1/1) ... [2021-10-22 15:21:51,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:51" (1/1) ... [2021-10-22 15:21:51,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:51" (1/1) ... [2021-10-22 15:21:51,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:51" (1/1) ... [2021-10-22 15:21:51,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-22 15:21:51,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-22 15:21:51,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-22 15:21:51,121 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-22 15:21:51,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:51" (1/1) ... [2021-10-22 15:21:51,136 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 15:21:51,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 15:21:51,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-22 15:21:51,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-22 15:21:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-22 15:21:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-22 15:21:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-22 15:21:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-22 15:21:51,186 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-22 15:21:51,186 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-22 15:21:51,186 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-22 15:21:51,186 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-22 15:21:51,186 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-10-22 15:21:51,186 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-10-22 15:21:51,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-22 15:21:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-22 15:21:51,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-22 15:21:51,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-22 15:21:51,188 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-22 15:21:52,388 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-22 15:21:52,389 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-22 15:21:52,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 03:21:52 BoogieIcfgContainer [2021-10-22 15:21:52,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-22 15:21:52,392 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-22 15:21:52,392 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-22 15:21:52,394 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-22 15:21:52,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 03:21:50" (1/3) ... [2021-10-22 15:21:52,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a6001b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 03:21:52, skipping insertion in model container [2021-10-22 15:21:52,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:21:51" (2/3) ... [2021-10-22 15:21:52,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a6001b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 03:21:52, skipping insertion in model container [2021-10-22 15:21:52,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 03:21:52" (3/3) ... [2021-10-22 15:21:52,396 INFO L111 eAbstractionObserver]: Analyzing ICFG mix056_power.opt.i [2021-10-22 15:21:52,400 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-22 15:21:52,400 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-22 15:21:52,400 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-22 15:21:52,400 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-22 15:21:52,429 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,429 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,429 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,429 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,429 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,430 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,430 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,432 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,432 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,433 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,433 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,436 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,437 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,437 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,437 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,437 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,437 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,437 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,437 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,437 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,437 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,437 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,438 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,438 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,438 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,438 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,438 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,438 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,439 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,439 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,439 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,439 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,439 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,439 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,441 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,441 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,445 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,445 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,445 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,445 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,445 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,445 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,445 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,445 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,446 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,446 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,446 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,447 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,450 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,450 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,450 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,451 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,452 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,453 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,463 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-22 15:21:52,493 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 15:21:52,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 15:21:52,494 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-22 15:21:52,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-22 15:21:52,524 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2021-10-22 15:21:52,528 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-22 15:21:52,528 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-22 15:21:52,607 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,607 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,607 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,607 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,608 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,608 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,608 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,608 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,608 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,608 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,608 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,608 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,608 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,609 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,649 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,650 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,650 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,650 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,650 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,650 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,650 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,650 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,651 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,651 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,651 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,651 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,651 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,651 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,671 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,677 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,686 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,693 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,694 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:52,726 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 15:21:52,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 15:21:52,730 INFO L82 PathProgramCache]: Analyzing trace with hash 2056398693, now seen corresponding path program 1 times [2021-10-22 15:21:52,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 15:21:52,753 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321646561] [2021-10-22 15:21:52,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 15:21:52,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 15:21:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 15:21:53,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 15:21:53,083 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 15:21:53,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321646561] [2021-10-22 15:21:53,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321646561] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 15:21:53,083 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 15:21:53,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-22 15:21:53,084 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165265841] [2021-10-22 15:21:53,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-22 15:21:53,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 15:21:53,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-22 15:21:53,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-22 15:21:53,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:53,097 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 15:21:53,098 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-10-22 15:21:53,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:53,116 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,125 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,133 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,133 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,134 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,134 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,134 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,134 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,134 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,134 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,134 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,134 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,134 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,134 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,135 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,135 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,152 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,152 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,152 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,152 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,152 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,152 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,153 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,153 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,153 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,153 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,153 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,153 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,153 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,153 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,182 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,183 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,183 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,183 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,183 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,183 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,183 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,183 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,183 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,184 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,184 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,184 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,184 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,184 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,213 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,221 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,221 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,236 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,237 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,237 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,237 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,237 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,237 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,237 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,238 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,238 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,238 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,238 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,238 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,238 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,238 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,238 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,270 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,270 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,271 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,271 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,271 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,271 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,271 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,271 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,271 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,271 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,271 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,272 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,272 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,272 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,273 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,289 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,305 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,305 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,305 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,306 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,306 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,307 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,318 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,319 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,319 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,319 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,319 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,319 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,319 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,319 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,320 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,320 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,320 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,320 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,320 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,320 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,337 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,337 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,337 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,337 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,337 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,337 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,337 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,337 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,445 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 15:21:53,537 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 15:21:53,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-22 15:21:53,542 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE (1/2) [2021-10-22 15:21:53,544 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 15:21:53,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 15:21:53,545 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-22 15:21:53,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-10-22 15:21:53,548 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-22 15:21:53,549 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-22 15:21:53,549 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-22 15:21:53,581 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,581 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,582 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,583 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,583 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,600 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,600 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,601 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,601 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,601 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,601 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,601 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,601 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,601 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,601 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,601 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,601 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,602 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,602 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,615 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,621 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,627 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,631 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,632 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,652 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,653 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,653 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,653 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,653 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,653 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,653 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,667 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,667 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,683 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 15:21:53,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 15:21:53,684 INFO L82 PathProgramCache]: Analyzing trace with hash -2102886384, now seen corresponding path program 1 times [2021-10-22 15:21:53,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 15:21:53,684 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955217151] [2021-10-22 15:21:53,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 15:21:53,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 15:21:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 15:21:53,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 15:21:53,914 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 15:21:53,914 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955217151] [2021-10-22 15:21:53,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955217151] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 15:21:53,914 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 15:21:53,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-22 15:21:53,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682361380] [2021-10-22 15:21:53,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-22 15:21:53,915 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 15:21:53,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-22 15:21:53,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-22 15:21:53,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:53,916 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 15:21:53,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 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) [2021-10-22 15:21:53,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:53,993 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:53,993 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,004 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,004 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,004 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,005 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,006 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,007 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,026 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,026 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,027 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,027 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,027 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,027 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,027 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,027 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,027 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,027 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,028 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,028 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,028 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,028 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,028 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,058 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,059 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,059 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,059 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,059 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,059 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,059 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,059 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,059 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,059 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,060 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,060 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,060 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,060 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:54,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-22 15:21:54,086 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 15:21:54,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 15:21:54,087 INFO L82 PathProgramCache]: Analyzing trace with hash 1926470700, now seen corresponding path program 2 times [2021-10-22 15:21:54,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 15:21:54,087 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145008538] [2021-10-22 15:21:54,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 15:21:54,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 15:21:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 15:21:54,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 15:21:54,417 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 15:21:54,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145008538] [2021-10-22 15:21:54,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145008538] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 15:21:54,417 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 15:21:54,417 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-10-22 15:21:54,417 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124217892] [2021-10-22 15:21:54,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-22 15:21:54,418 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 15:21:54,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-22 15:21:54,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2021-10-22 15:21:54,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:54,421 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 15:21:54,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 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) [2021-10-22 15:21:54,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:54,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:54,613 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,632 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,641 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,642 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,642 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,642 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,642 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,642 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,642 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,673 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,673 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,673 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,673 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,673 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,673 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,673 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,674 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,674 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,674 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,674 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,674 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,674 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,674 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,714 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,715 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,716 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,716 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,716 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,916 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,922 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,927 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,928 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,949 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,949 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,959 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,959 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,982 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,982 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,982 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,983 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,983 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,983 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,983 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,983 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,983 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,983 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,983 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,983 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,983 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:54,984 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,011 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,011 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,011 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,012 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,012 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,014 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:55,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:55,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-22 15:21:55,053 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 15:21:55,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 15:21:55,053 INFO L82 PathProgramCache]: Analyzing trace with hash -23034836, now seen corresponding path program 3 times [2021-10-22 15:21:55,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 15:21:55,053 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768856856] [2021-10-22 15:21:55,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 15:21:55,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 15:21:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 15:21:55,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 15:21:55,394 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 15:21:55,394 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768856856] [2021-10-22 15:21:55,394 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768856856] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 15:21:55,394 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 15:21:55,394 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-10-22 15:21:55,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161786580] [2021-10-22 15:21:55,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-22 15:21:55,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 15:21:55,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-22 15:21:55,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-10-22 15:21:55,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:55,395 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 15:21:55,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 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) [2021-10-22 15:21:55,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:55,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:55,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:55,587 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:55,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:55,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:55,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-22 15:21:55,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-22 15:21:55,616 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 15:21:55,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 15:21:55,616 INFO L82 PathProgramCache]: Analyzing trace with hash -2055324564, now seen corresponding path program 4 times [2021-10-22 15:21:55,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 15:21:55,616 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126783145] [2021-10-22 15:21:55,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 15:21:55,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 15:21:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 15:21:55,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 15:21:55,935 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 15:21:55,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126783145] [2021-10-22 15:21:55,936 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126783145] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 15:21:55,936 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 15:21:55,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-22 15:21:55,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25489237] [2021-10-22 15:21:55,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-22 15:21:55,937 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 15:21:55,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-22 15:21:55,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-10-22 15:21:55,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:55,938 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 15:21:55,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 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) [2021-10-22 15:21:55,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:55,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:55,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-22 15:21:55,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:56,266 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,279 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,288 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,289 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,289 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,289 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,289 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,289 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,289 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,289 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,289 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,300 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,300 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:56,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:56,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:56,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-22 15:21:56,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 15:21:56,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-22 15:21:56,331 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 15:21:56,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 15:21:56,331 INFO L82 PathProgramCache]: Analyzing trace with hash -729603436, now seen corresponding path program 5 times [2021-10-22 15:21:56,331 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 15:21:56,331 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511613155] [2021-10-22 15:21:56,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 15:21:56,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 15:21:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 15:21:56,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 15:21:56,529 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 15:21:56,529 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511613155] [2021-10-22 15:21:56,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511613155] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 15:21:56,529 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 15:21:56,529 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-10-22 15:21:56,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750016805] [2021-10-22 15:21:56,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-22 15:21:56,529 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 15:21:56,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-22 15:21:56,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-10-22 15:21:56,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:56,530 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 15:21:56,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 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) [2021-10-22 15:21:56,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:56,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:56,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-22 15:21:56,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 15:21:56,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:56,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:56,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:56,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-22 15:21:56,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 15:21:56,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 15:21:56,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-22 15:21:56,807 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 15:21:56,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 15:21:56,808 INFO L82 PathProgramCache]: Analyzing trace with hash -837675336, now seen corresponding path program 6 times [2021-10-22 15:21:56,808 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 15:21:56,808 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045472923] [2021-10-22 15:21:56,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 15:21:56,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 15:21:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 15:21:56,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 15:21:56,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 15:21:56,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045472923] [2021-10-22 15:21:56,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045472923] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 15:21:56,930 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 15:21:56,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-22 15:21:56,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660885019] [2021-10-22 15:21:56,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-22 15:21:56,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 15:21:56,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-22 15:21:56,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-22 15:21:56,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:56,932 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 15:21:56,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 9 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) [2021-10-22 15:21:56,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:56,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:56,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-22 15:21:56,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 15:21:56,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-22 15:21:56,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:57,209 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:57,209 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:57,209 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:57,209 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:57,209 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:57,931 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:57,931 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:57,931 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 15:21:58,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:58,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:58,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-22 15:21:58,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 15:21:58,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 15:21:58,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 15:21:58,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-22 15:21:58,205 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 15:21:58,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 15:21:58,205 INFO L82 PathProgramCache]: Analyzing trace with hash 562199706, now seen corresponding path program 7 times [2021-10-22 15:21:58,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 15:21:58,206 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730963419] [2021-10-22 15:21:58,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 15:21:58,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 15:21:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 15:21:58,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 15:21:58,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 15:21:58,277 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730963419] [2021-10-22 15:21:58,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730963419] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 15:21:58,277 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 15:21:58,277 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-22 15:21:58,277 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735498971] [2021-10-22 15:21:58,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-22 15:21:58,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 15:21:58,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-22 15:21:58,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-22 15:21:58,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:58,278 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 15:21:58,278 INFO L471 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) [2021-10-22 15:21:58,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:58,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:58,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-22 15:21:58,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 15:21:58,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-22 15:21:58,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 15:21:58,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:58,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:58,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:58,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-22 15:21:58,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 15:21:58,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 15:21:58,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 15:21:58,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 15:21:58,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-22 15:21:58,326 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 15:21:58,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 15:21:58,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1016766550, now seen corresponding path program 8 times [2021-10-22 15:21:58,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 15:21:58,327 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795421927] [2021-10-22 15:21:58,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 15:21:58,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 15:21:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 15:21:58,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 15:21:58,410 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 15:21:58,410 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795421927] [2021-10-22 15:21:58,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795421927] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 15:21:58,410 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 15:21:58,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-22 15:21:58,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392549557] [2021-10-22 15:21:58,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-22 15:21:58,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 15:21:58,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-22 15:21:58,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-22 15:21:58,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:58,411 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 15:21:58,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 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) [2021-10-22 15:21:58,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:58,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:58,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-22 15:21:58,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 15:21:58,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-22 15:21:58,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 15:21:58,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 15:21:58,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 15:21:58,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 15:21:58,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-22 15:21:58,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-22 15:21:58,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 15:21:58,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 15:21:58,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 15:21:58,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 15:21:58,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 15:21:58,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-22 15:21:58,843 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 15:21:58,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 15:21:58,843 INFO L82 PathProgramCache]: Analyzing trace with hash 796362658, now seen corresponding path program 9 times [2021-10-22 15:21:58,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 15:21:58,843 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207974648] [2021-10-22 15:21:58,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 15:21:58,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 15:21:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 15:21:58,876 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-22 15:21:58,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 15:21:58,939 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-22 15:21:58,939 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-22 15:21:58,940 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 15:21:58,940 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-22 15:21:58,940 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-22 15:21:58,940 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-22 15:21:58,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-22 15:21:58,942 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-10-22 15:21:58,944 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-22 15:21:58,944 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-22 15:21:59,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 03:21:59 BasicIcfg [2021-10-22 15:21:59,064 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-22 15:21:59,065 INFO L168 Benchmark]: Toolchain (without parser) took 8514.23 ms. Allocated memory was 183.5 MB in the beginning and 630.2 MB in the end (delta: 446.7 MB). Free memory was 125.9 MB in the beginning and 399.3 MB in the end (delta: -273.4 MB). Peak memory consumption was 173.7 MB. Max. memory is 8.0 GB. [2021-10-22 15:21:59,065 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 183.5 MB. Free memory is still 143.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-22 15:21:59,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 460.44 ms. Allocated memory was 183.5 MB in the beginning and 240.1 MB in the end (delta: 56.6 MB). Free memory was 125.7 MB in the beginning and 197.8 MB in the end (delta: -72.2 MB). Peak memory consumption was 9.5 MB. Max. memory is 8.0 GB. [2021-10-22 15:21:59,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.20 ms. Allocated memory is still 240.1 MB. Free memory was 197.8 MB in the beginning and 194.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-22 15:21:59,066 INFO L168 Benchmark]: Boogie Preprocessor took 46.21 ms. Allocated memory is still 240.1 MB. Free memory was 194.7 MB in the beginning and 192.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-22 15:21:59,066 INFO L168 Benchmark]: RCFGBuilder took 1269.74 ms. Allocated memory is still 240.1 MB. Free memory was 192.6 MB in the beginning and 125.7 MB in the end (delta: 66.9 MB). Peak memory consumption was 126.1 MB. Max. memory is 8.0 GB. [2021-10-22 15:21:59,066 INFO L168 Benchmark]: TraceAbstraction took 6672.73 ms. Allocated memory was 240.1 MB in the beginning and 630.2 MB in the end (delta: 390.1 MB). Free memory was 125.2 MB in the beginning and 399.3 MB in the end (delta: -274.1 MB). Peak memory consumption was 116.0 MB. Max. memory is 8.0 GB. [2021-10-22 15:21:59,068 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 183.5 MB. Free memory is still 143.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 460.44 ms. Allocated memory was 183.5 MB in the beginning and 240.1 MB in the end (delta: 56.6 MB). Free memory was 125.7 MB in the beginning and 197.8 MB in the end (delta: -72.2 MB). Peak memory consumption was 9.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 57.20 ms. Allocated memory is still 240.1 MB. Free memory was 197.8 MB in the beginning and 194.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 46.21 ms. Allocated memory is still 240.1 MB. Free memory was 194.7 MB in the beginning and 192.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1269.74 ms. Allocated memory is still 240.1 MB. Free memory was 192.6 MB in the beginning and 125.7 MB in the end (delta: 66.9 MB). Peak memory consumption was 126.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6672.73 ms. Allocated memory was 240.1 MB in the beginning and 630.2 MB in the end (delta: 390.1 MB). Free memory was 125.2 MB in the beginning and 399.3 MB in the end (delta: -274.1 MB). Peak memory consumption was 116.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7751, positive: 6823, positive conditional: 5462, positive unconditional: 1361, negative: 928, negative conditional: 899, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7516, positive: 6823, positive conditional: 0, positive unconditional: 6823, negative: 693, negative conditional: 0, negative unconditional: 693, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1412, positive: 1380, positive conditional: 0, positive unconditional: 1380, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1412, positive: 1376, positive conditional: 0, positive unconditional: 1376, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 354, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 347, negative conditional: 0, negative unconditional: 347, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7516, positive: 5443, positive conditional: 0, positive unconditional: 5443, negative: 661, negative conditional: 0, negative unconditional: 661, unknown: 1412, unknown conditional: 0, unknown unconditional: 1412] , Statistics on independence cache: Total cache size (in pairs): 1412, Positive cache size: 1380, Positive conditional cache size: 0, Positive unconditional cache size: 1380, Negative cache size: 32, Negative conditional cache size: 0, Negative unconditional cache size: 32, Independence queries for same thread: 235 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 405, Number of persistent set computation: 1097, Number of trivial persistent sets: 570, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7751, positive: 6823, positive conditional: 5462, positive unconditional: 1361, negative: 928, negative conditional: 899, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7516, positive: 6823, positive conditional: 0, positive unconditional: 6823, negative: 693, negative conditional: 0, negative unconditional: 693, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1412, positive: 1380, positive conditional: 0, positive unconditional: 1380, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1412, positive: 1376, positive conditional: 0, positive unconditional: 1376, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 354, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 347, negative conditional: 0, negative unconditional: 347, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7516, positive: 5443, positive conditional: 0, positive unconditional: 5443, negative: 661, negative conditional: 0, negative unconditional: 661, unknown: 1412, unknown conditional: 0, unknown unconditional: 1412] , Statistics on independence cache: Total cache size (in pairs): 1412, Positive cache size: 1380, Positive conditional cache size: 0, Positive unconditional cache size: 1380, Negative cache size: 32, Negative conditional cache size: 0, Negative unconditional cache size: 32, Independence queries for same thread: 235 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 114653, positive: 108083, positive conditional: 106461, positive unconditional: 1622, negative: 6570, negative conditional: 6530, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 110846, positive: 108083, positive conditional: 0, positive unconditional: 108083, negative: 2763, negative conditional: 0, negative unconditional: 2763, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1683, positive: 1639, positive conditional: 0, positive unconditional: 1639, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1683, positive: 1633, positive conditional: 0, positive unconditional: 1633, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 472, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 467, negative conditional: 0, negative unconditional: 467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 110846, positive: 106444, positive conditional: 0, positive unconditional: 106444, negative: 2719, negative conditional: 0, negative unconditional: 2719, unknown: 1683, unknown conditional: 0, unknown unconditional: 1683] , Statistics on independence cache: Total cache size (in pairs): 1683, Positive cache size: 1639, Positive conditional cache size: 0, Positive unconditional cache size: 1639, Negative cache size: 44, Negative conditional cache size: 0, Negative unconditional cache size: 44, Independence queries for same thread: 3807 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 618, Number of persistent set computation: 5267, Number of trivial persistent sets: 3140, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 114653, positive: 108083, positive conditional: 106461, positive unconditional: 1622, negative: 6570, negative conditional: 6530, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 110846, positive: 108083, positive conditional: 0, positive unconditional: 108083, negative: 2763, negative conditional: 0, negative unconditional: 2763, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1683, positive: 1639, positive conditional: 0, positive unconditional: 1639, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1683, positive: 1633, positive conditional: 0, positive unconditional: 1633, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 472, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 467, negative conditional: 0, negative unconditional: 467, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 110846, positive: 106444, positive conditional: 0, positive unconditional: 106444, negative: 2719, negative conditional: 0, negative unconditional: 2719, unknown: 1683, unknown conditional: 0, unknown unconditional: 1683] , Statistics on independence cache: Total cache size (in pairs): 1683, Positive cache size: 1639, Positive conditional cache size: 0, Positive unconditional cache size: 1639, Negative cache size: 44, Negative conditional cache size: 0, Negative unconditional cache size: 44, Independence queries for same thread: 3807 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0] [L712] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0] [L713] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L715] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L717] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L718] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L719] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L720] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L721] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L722] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L723] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0] [L724] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0] [L725] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L726] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L727] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L728] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L729] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L730] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L731] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L732] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L733] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L735] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L736] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L737] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L813] 0 pthread_t t1492; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L814] FCALL, FORK 0 pthread_create(&t1492, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L815] 0 pthread_t t1493; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L816] FCALL, FORK 0 pthread_create(&t1493, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L817] 0 pthread_t t1494; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L818] FCALL, FORK 0 pthread_create(&t1494, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L776] 3 y$w_buff1 = y$w_buff0 [L777] 3 y$w_buff0 = 2 [L778] 3 y$w_buff1_used = y$w_buff0_used [L779] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L781] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L782] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L783] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L784] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L785] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L788] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L741] 1 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L744] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L749] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L751] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L756] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L759] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L791] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L791] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L792] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L792] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L793] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L793] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L794] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L794] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L795] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L795] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L798] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L800] 3 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L762] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L762] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L762] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L762] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L763] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L763] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L764] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L764] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L765] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L765] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L766] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L766] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L769] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L771] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L820] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L824] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L824] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L825] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L825] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L826] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L826] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L827] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L827] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L828] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L828] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L831] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L832] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L833] 0 y$flush_delayed = weak$$choice2 [L834] 0 y$mem_tmp = y [L835] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L835] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L836] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L836] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0) [L836] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L836] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L837] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L837] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1) [L837] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L837] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L838] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L838] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used) [L838] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L838] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L839] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L839] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L839] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L839] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L840] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L840] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0) [L840] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L840] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L841] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L841] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L841] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L841] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L842] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 0) [L843] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L843] 0 y = y$flush_delayed ? y$mem_tmp : y [L844] 0 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] COND TRUE 0 !expression VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - UnprovableResult [Line: 818]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 816]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 131 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1051.2ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.5ms, PartialOrderReductionTime: 623.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, 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: TRACE_CHECK: 6.9ms SsaConstructionTime, 139.6ms SatisfiabilityAnalysisTime, 131.0ms InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 67 ConstructedInterpolants, 0 QuantifiedInterpolants, 149 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 131 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 5398.0ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.3ms, PartialOrderReductionTime: 3571.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 106, 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: TRACE_CHECK: 27.4ms SsaConstructionTime, 310.0ms SatisfiabilityAnalysisTime, 1355.0ms InterpolantComputationTime, 783 NumberOfCodeBlocks, 783 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 688 ConstructedInterpolants, 0 QuantifiedInterpolants, 4347 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-22 15:21:59,092 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2021-10-22 15:21:59,299 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-10-22 15:21:59,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...