/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-FA-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix021_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-21 16:58:22,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-21 16:58:22,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-21 16:58:22,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-21 16:58:22,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-21 16:58:22,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-21 16:58:22,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-21 16:58:22,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-21 16:58:22,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-21 16:58:22,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-21 16:58:22,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-21 16:58:22,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-21 16:58:22,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-21 16:58:22,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-21 16:58:22,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-21 16:58:22,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-21 16:58:22,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-21 16:58:22,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-21 16:58:22,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-21 16:58:22,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-21 16:58:22,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-21 16:58:22,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-21 16:58:22,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-21 16:58:22,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-21 16:58:22,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-21 16:58:22,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-21 16:58:22,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-21 16:58:22,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-21 16:58:22,999 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf [2021-08-21 16:58:23,015 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-21 16:58:23,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-21 16:58:23,016 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-21 16:58:23,016 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-21 16:58:23,016 INFO L138 SettingsManager]: * Use SBE=true [2021-08-21 16:58:23,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-21 16:58:23,017 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-21 16:58:23,017 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-21 16:58:23,017 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-21 16:58:23,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-21 16:58:23,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-21 16:58:23,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-21 16:58:23,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-21 16:58:23,017 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-21 16:58:23,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-21 16:58:23,018 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-21 16:58:23,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-21 16:58:23,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-21 16:58:23,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-21 16:58:23,018 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-21 16:58:23,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-21 16:58:23,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 16:58:23,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-21 16:58:23,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-21 16:58:23,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-21 16:58:23,019 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-21 16:58:23,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-21 16:58:23,019 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-21 16:58:23,019 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-21 16:58:23,019 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-08-21 16:58:23,019 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-21 16:58:23,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-21 16:58:23,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-21 16:58:23,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-21 16:58:23,258 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-21 16:58:23,259 INFO L275 PluginConnector]: CDTParser initialized [2021-08-21 16:58:23,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix021_tso.opt.i [2021-08-21 16:58:23,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ff88efa/83f730e6ad2847f4a1feb92984416c32/FLAGf08b810b1 [2021-08-21 16:58:23,749 INFO L306 CDTParser]: Found 1 translation units. [2021-08-21 16:58:23,749 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix021_tso.opt.i [2021-08-21 16:58:23,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ff88efa/83f730e6ad2847f4a1feb92984416c32/FLAGf08b810b1 [2021-08-21 16:58:24,075 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ff88efa/83f730e6ad2847f4a1feb92984416c32 [2021-08-21 16:58:24,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-21 16:58:24,078 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-21 16:58:24,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-21 16:58:24,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-21 16:58:24,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-21 16:58:24,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 04:58:24" (1/1) ... [2021-08-21 16:58:24,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e19367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24, skipping insertion in model container [2021-08-21 16:58:24,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 04:58:24" (1/1) ... [2021-08-21 16:58:24,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-21 16:58:24,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-21 16:58:24,289 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/mix021_tso.opt.i[948,961] [2021-08-21 16:58:24,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-21 16:58:24,422 INFO L203 MainTranslator]: Completed pre-run [2021-08-21 16:58:24,429 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/mix021_tso.opt.i[948,961] [2021-08-21 16:58:24,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-21 16:58:24,515 INFO L208 MainTranslator]: Completed translation [2021-08-21 16:58:24,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24 WrapperNode [2021-08-21 16:58:24,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-21 16:58:24,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-21 16:58:24,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-21 16:58:24,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-21 16:58:24,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24" (1/1) ... [2021-08-21 16:58:24,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24" (1/1) ... [2021-08-21 16:58:24,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-21 16:58:24,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-21 16:58:24,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-21 16:58:24,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-21 16:58:24,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24" (1/1) ... [2021-08-21 16:58:24,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24" (1/1) ... [2021-08-21 16:58:24,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24" (1/1) ... [2021-08-21 16:58:24,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24" (1/1) ... [2021-08-21 16:58:24,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24" (1/1) ... [2021-08-21 16:58:24,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24" (1/1) ... [2021-08-21 16:58:24,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24" (1/1) ... [2021-08-21 16:58:24,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-21 16:58:24,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-21 16:58:24,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-21 16:58:24,600 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-21 16:58:24,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24" (1/1) ... [2021-08-21 16:58:24,605 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 16:58:24,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 16:58:24,642 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) [2021-08-21 16:58:24,655 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 [2021-08-21 16:58:24,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-21 16:58:24,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-21 16:58:24,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-21 16:58:24,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-21 16:58:24,695 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-21 16:58:24,695 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-21 16:58:24,695 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-21 16:58:24,695 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-21 16:58:24,695 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-21 16:58:24,695 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-21 16:58:24,695 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-08-21 16:58:24,695 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-08-21 16:58:24,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-21 16:58:24,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-21 16:58:24,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-21 16:58:24,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-21 16:58:24,697 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-21 16:58:26,261 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-21 16:58:26,261 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-21 16:58:26,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 04:58:26 BoogieIcfgContainer [2021-08-21 16:58:26,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-21 16:58:26,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-21 16:58:26,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-21 16:58:26,266 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-21 16:58:26,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 04:58:24" (1/3) ... [2021-08-21 16:58:26,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51a15fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 04:58:26, skipping insertion in model container [2021-08-21 16:58:26,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:58:24" (2/3) ... [2021-08-21 16:58:26,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51a15fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 04:58:26, skipping insertion in model container [2021-08-21 16:58:26,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 04:58:26" (3/3) ... [2021-08-21 16:58:26,268 INFO L111 eAbstractionObserver]: Analyzing ICFG mix021_tso.opt.i [2021-08-21 16:58:26,271 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-21 16:58:26,271 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-21 16:58:26,271 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-21 16:58:26,271 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-21 16:58:26,303 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,303 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,303 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,303 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,303 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,303 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,303 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,303 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,304 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,304 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,304 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,304 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,304 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,304 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,304 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,304 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,304 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,305 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,305 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,305 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,305 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,305 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,305 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,305 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,305 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,306 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,306 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,306 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,306 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,306 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,306 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,306 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,306 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,306 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,306 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,306 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,306 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,308 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,309 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,309 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,309 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,312 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,312 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,312 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,312 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,312 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,312 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,312 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,312 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,312 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,312 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,313 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,314 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,314 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,314 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,314 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,314 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,314 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,314 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,314 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,314 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,315 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,315 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,315 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,315 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,315 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,315 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,315 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,315 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,316 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,316 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,316 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,316 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,316 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,316 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,316 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,316 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,316 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,316 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,317 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,317 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,317 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,317 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,317 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,317 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,317 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,317 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,317 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,317 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,317 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,318 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,318 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,318 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,318 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,318 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,318 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,318 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,318 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,318 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,318 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,318 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,318 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,319 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,319 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,319 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,319 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,319 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,319 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,319 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,324 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,324 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,327 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,327 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,327 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,327 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,329 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,330 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,331 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,333 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,333 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,333 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,333 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,333 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,335 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,335 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,335 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,335 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,336 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,336 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,336 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,336 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,336 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,337 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,337 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,337 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,337 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,337 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,337 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,337 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,337 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,337 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,337 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,338 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,338 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,340 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,340 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,340 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,340 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 16:58:26,341 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-21 16:58:26,368 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-21 16:58:26,373 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=FINITE_AUTOMATA, 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 [2021-08-21 16:58:26,373 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-21 16:58:30,600 INFO L276 IsEmpty]: Start isEmpty. Operand has 71094 states, 60944 states have (on average 2.247637175111578) internal successors, (136980), 71093 states have internal predecessors, (136980), 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) [2021-08-21 16:58:30,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-08-21 16:58:30,641 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 16:58:30,642 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 16:58:30,643 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 16:58:30,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 16:58:30,649 INFO L82 PathProgramCache]: Analyzing trace with hash 185182145, now seen corresponding path program 1 times [2021-08-21 16:58:30,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 16:58:30,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914516156] [2021-08-21 16:58:30,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 16:58:30,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 16:58:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 16:58:30,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 16:58:30,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 16:58:30,882 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914516156] [2021-08-21 16:58:30,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914516156] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 16:58:30,883 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 16:58:30,883 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-21 16:58:30,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494915562] [2021-08-21 16:58:30,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-21 16:58:30,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 16:58:30,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-21 16:58:30,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 16:58:31,002 INFO L87 Difference]: Start difference. First operand has 71094 states, 60944 states have (on average 2.247637175111578) internal successors, (136980), 71093 states have internal predecessors, (136980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 33.5) internal successors, (67), 3 states have internal predecessors, (67), 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) [2021-08-21 16:58:31,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 16:58:31,433 INFO L93 Difference]: Finished difference Result 60461 states and 113583 transitions. [2021-08-21 16:58:31,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 16:58:31,435 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 33.5) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-08-21 16:58:31,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 16:58:31,791 INFO L225 Difference]: With dead ends: 60461 [2021-08-21 16:58:31,791 INFO L226 Difference]: Without dead ends: 29614 [2021-08-21 16:58:31,792 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 16:58:31,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29614 states. [2021-08-21 16:58:32,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29614 to 29614. [2021-08-21 16:58:32,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29614 states, 29173 states have (on average 2.406060398313509) internal successors, (70192), 29613 states have internal predecessors, (70192), 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) [2021-08-21 16:58:32,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29614 states to 29614 states and 70192 transitions. [2021-08-21 16:58:32,840 INFO L78 Accepts]: Start accepts. Automaton has 29614 states and 70192 transitions. Word has length 67 [2021-08-21 16:58:32,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 16:58:32,857 INFO L470 AbstractCegarLoop]: Abstraction has 29614 states and 70192 transitions. [2021-08-21 16:58:32,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.5) internal successors, (67), 3 states have internal predecessors, (67), 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) [2021-08-21 16:58:32,857 INFO L276 IsEmpty]: Start isEmpty. Operand 29614 states and 70192 transitions. [2021-08-21 16:58:32,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-08-21 16:58:32,869 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 16:58:32,869 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 16:58:32,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-21 16:58:32,870 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 16:58:32,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 16:58:32,870 INFO L82 PathProgramCache]: Analyzing trace with hash -209497262, now seen corresponding path program 1 times [2021-08-21 16:58:32,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 16:58:32,871 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488763456] [2021-08-21 16:58:32,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 16:58:32,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 16:58:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 16:58:33,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 16:58:33,052 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 16:58:33,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488763456] [2021-08-21 16:58:33,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488763456] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 16:58:33,053 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 16:58:33,053 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-21 16:58:33,053 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686722880] [2021-08-21 16:58:33,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-21 16:58:33,054 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 16:58:33,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-21 16:58:33,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-21 16:58:33,055 INFO L87 Difference]: Start difference. First operand 29614 states and 70192 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 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) [2021-08-21 16:58:33,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 16:58:33,361 INFO L93 Difference]: Finished difference Result 36166 states and 90795 transitions. [2021-08-21 16:58:33,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 16:58:33,362 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-08-21 16:58:33,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 16:58:33,430 INFO L225 Difference]: With dead ends: 36166 [2021-08-21 16:58:33,430 INFO L226 Difference]: Without dead ends: 27346 [2021-08-21 16:58:33,430 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 60.6ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-08-21 16:58:33,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27346 states. [2021-08-21 16:58:34,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27346 to 27346. [2021-08-21 16:58:34,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27346 states, 26905 states have (on average 2.4260174688719567) internal successors, (65272), 27345 states have internal predecessors, (65272), 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) [2021-08-21 16:58:34,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27346 states to 27346 states and 65272 transitions. [2021-08-21 16:58:34,175 INFO L78 Accepts]: Start accepts. Automaton has 27346 states and 65272 transitions. Word has length 79 [2021-08-21 16:58:34,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 16:58:34,176 INFO L470 AbstractCegarLoop]: Abstraction has 27346 states and 65272 transitions. [2021-08-21 16:58:34,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 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) [2021-08-21 16:58:34,176 INFO L276 IsEmpty]: Start isEmpty. Operand 27346 states and 65272 transitions. [2021-08-21 16:58:34,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-08-21 16:58:34,194 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 16:58:34,194 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 16:58:34,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-21 16:58:34,194 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 16:58:34,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 16:58:34,195 INFO L82 PathProgramCache]: Analyzing trace with hash 171773843, now seen corresponding path program 1 times [2021-08-21 16:58:34,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 16:58:34,195 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441510651] [2021-08-21 16:58:34,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 16:58:34,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 16:58:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 16:58:34,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 16:58:34,317 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 16:58:34,317 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441510651] [2021-08-21 16:58:34,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441510651] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 16:58:34,318 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 16:58:34,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-21 16:58:34,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007368955] [2021-08-21 16:58:34,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-21 16:58:34,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 16:58:34,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-21 16:58:34,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-21 16:58:34,319 INFO L87 Difference]: Start difference. First operand 27346 states and 65272 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 16:58:34,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 16:58:34,570 INFO L93 Difference]: Finished difference Result 31558 states and 80509 transitions. [2021-08-21 16:58:34,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 16:58:34,570 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-08-21 16:58:34,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 16:58:34,831 INFO L225 Difference]: With dead ends: 31558 [2021-08-21 16:58:34,831 INFO L226 Difference]: Without dead ends: 25202 [2021-08-21 16:58:34,832 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 80.0ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-08-21 16:58:34,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25202 states. [2021-08-21 16:58:35,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25202 to 25202. [2021-08-21 16:58:35,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25202 states, 24815 states have (on average 2.4275639734031835) internal successors, (60240), 25201 states have internal predecessors, (60240), 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) [2021-08-21 16:58:35,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25202 states to 25202 states and 60240 transitions. [2021-08-21 16:58:35,501 INFO L78 Accepts]: Start accepts. Automaton has 25202 states and 60240 transitions. Word has length 81 [2021-08-21 16:58:35,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 16:58:35,502 INFO L470 AbstractCegarLoop]: Abstraction has 25202 states and 60240 transitions. [2021-08-21 16:58:35,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 16:58:35,503 INFO L276 IsEmpty]: Start isEmpty. Operand 25202 states and 60240 transitions. [2021-08-21 16:58:35,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-08-21 16:58:35,521 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 16:58:35,521 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 16:58:35,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-21 16:58:35,522 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 16:58:35,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 16:58:35,523 INFO L82 PathProgramCache]: Analyzing trace with hash 1586833141, now seen corresponding path program 1 times [2021-08-21 16:58:35,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 16:58:35,523 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032352297] [2021-08-21 16:58:35,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 16:58:35,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 16:58:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 16:58:35,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 16:58:35,636 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 16:58:35,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032352297] [2021-08-21 16:58:35,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032352297] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 16:58:35,637 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 16:58:35,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-21 16:58:35,638 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032201460] [2021-08-21 16:58:35,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-21 16:58:35,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 16:58:35,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-21 16:58:35,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-21 16:58:35,639 INFO L87 Difference]: Start difference. First operand 25202 states and 60240 transitions. Second operand has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 6 states have internal predecessors, (82), 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) [2021-08-21 16:58:35,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 16:58:35,832 INFO L93 Difference]: Finished difference Result 28274 states and 70460 transitions. [2021-08-21 16:58:35,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 16:58:35,833 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 6 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2021-08-21 16:58:35,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 16:58:35,884 INFO L225 Difference]: With dead ends: 28274 [2021-08-21 16:58:35,884 INFO L226 Difference]: Without dead ends: 20074 [2021-08-21 16:58:35,885 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 65.2ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-08-21 16:58:35,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20074 states. [2021-08-21 16:58:36,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20074 to 20074. [2021-08-21 16:58:36,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20074 states, 19816 states have (on average 2.388625353249899) internal successors, (47333), 20073 states have internal predecessors, (47333), 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) [2021-08-21 16:58:36,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20074 states to 20074 states and 47333 transitions. [2021-08-21 16:58:36,384 INFO L78 Accepts]: Start accepts. Automaton has 20074 states and 47333 transitions. Word has length 82 [2021-08-21 16:58:36,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 16:58:36,384 INFO L470 AbstractCegarLoop]: Abstraction has 20074 states and 47333 transitions. [2021-08-21 16:58:36,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 6 states have internal predecessors, (82), 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) [2021-08-21 16:58:36,385 INFO L276 IsEmpty]: Start isEmpty. Operand 20074 states and 47333 transitions. [2021-08-21 16:58:36,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-08-21 16:58:36,402 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 16:58:36,402 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 16:58:36,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-21 16:58:36,402 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 16:58:36,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 16:58:36,403 INFO L82 PathProgramCache]: Analyzing trace with hash 1124357314, now seen corresponding path program 1 times [2021-08-21 16:58:36,403 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 16:58:36,403 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743514083] [2021-08-21 16:58:36,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 16:58:36,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 16:58:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 16:58:36,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 16:58:36,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 16:58:36,485 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743514083] [2021-08-21 16:58:36,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743514083] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 16:58:36,485 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 16:58:36,485 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-21 16:58:36,485 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001690164] [2021-08-21 16:58:36,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-21 16:58:36,486 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 16:58:36,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-21 16:58:36,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-21 16:58:36,486 INFO L87 Difference]: Start difference. First operand 20074 states and 47333 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 16:58:36,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 16:58:36,832 INFO L93 Difference]: Finished difference Result 31498 states and 83337 transitions. [2021-08-21 16:58:36,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 16:58:36,832 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-08-21 16:58:36,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 16:58:36,887 INFO L225 Difference]: With dead ends: 31498 [2021-08-21 16:58:36,887 INFO L226 Difference]: Without dead ends: 21418 [2021-08-21 16:58:36,888 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 67.4ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-08-21 16:58:36,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21418 states. [2021-08-21 16:58:37,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21418 to 18058. [2021-08-21 16:58:37,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18058 states, 17800 states have (on average 2.4096629213483145) internal successors, (42892), 18057 states have internal predecessors, (42892), 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) [2021-08-21 16:58:37,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18058 states to 18058 states and 42892 transitions. [2021-08-21 16:58:37,403 INFO L78 Accepts]: Start accepts. Automaton has 18058 states and 42892 transitions. Word has length 85 [2021-08-21 16:58:37,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 16:58:37,403 INFO L470 AbstractCegarLoop]: Abstraction has 18058 states and 42892 transitions. [2021-08-21 16:58:37,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 16:58:37,404 INFO L276 IsEmpty]: Start isEmpty. Operand 18058 states and 42892 transitions. [2021-08-21 16:58:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-08-21 16:58:37,426 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 16:58:37,426 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 16:58:37,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-21 16:58:37,426 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 16:58:37,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 16:58:37,427 INFO L82 PathProgramCache]: Analyzing trace with hash -811857241, now seen corresponding path program 1 times [2021-08-21 16:58:37,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 16:58:37,427 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411328023] [2021-08-21 16:58:37,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 16:58:37,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 16:58:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 16:58:37,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 16:58:37,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 16:58:37,537 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411328023] [2021-08-21 16:58:37,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411328023] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 16:58:37,538 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 16:58:37,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-21 16:58:37,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022209822] [2021-08-21 16:58:37,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-21 16:58:37,538 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 16:58:37,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-21 16:58:37,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-21 16:58:37,539 INFO L87 Difference]: Start difference. First operand 18058 states and 42892 transitions. Second operand has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 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) [2021-08-21 16:58:37,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 16:58:37,706 INFO L93 Difference]: Finished difference Result 23356 states and 51935 transitions. [2021-08-21 16:58:37,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 16:58:37,706 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2021-08-21 16:58:37,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 16:58:37,742 INFO L225 Difference]: With dead ends: 23356 [2021-08-21 16:58:37,743 INFO L226 Difference]: Without dead ends: 16024 [2021-08-21 16:58:37,743 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 56.9ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-08-21 16:58:37,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16024 states. [2021-08-21 16:58:38,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16024 to 16024. [2021-08-21 16:58:38,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16024 states, 15766 states have (on average 2.4283902067740706) internal successors, (38286), 16023 states have internal predecessors, (38286), 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) [2021-08-21 16:58:38,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16024 states to 16024 states and 38286 transitions. [2021-08-21 16:58:38,163 INFO L78 Accepts]: Start accepts. Automaton has 16024 states and 38286 transitions. Word has length 86 [2021-08-21 16:58:38,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 16:58:38,164 INFO L470 AbstractCegarLoop]: Abstraction has 16024 states and 38286 transitions. [2021-08-21 16:58:38,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 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) [2021-08-21 16:58:38,164 INFO L276 IsEmpty]: Start isEmpty. Operand 16024 states and 38286 transitions. [2021-08-21 16:58:38,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-08-21 16:58:38,180 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 16:58:38,180 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 16:58:38,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-21 16:58:38,180 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 16:58:38,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 16:58:38,181 INFO L82 PathProgramCache]: Analyzing trace with hash 2057960220, now seen corresponding path program 1 times [2021-08-21 16:58:38,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 16:58:38,181 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030457658] [2021-08-21 16:58:38,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 16:58:38,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 16:58:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 16:58:38,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 16:58:38,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 16:58:38,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030457658] [2021-08-21 16:58:38,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030457658] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 16:58:38,293 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 16:58:38,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-21 16:58:38,293 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397339429] [2021-08-21 16:58:38,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-21 16:58:38,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 16:58:38,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-21 16:58:38,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-21 16:58:38,294 INFO L87 Difference]: Start difference. First operand 16024 states and 38286 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) [2021-08-21 16:58:38,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 16:58:38,559 INFO L93 Difference]: Finished difference Result 29828 states and 78985 transitions. [2021-08-21 16:58:38,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-21 16:58:38,560 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2021-08-21 16:58:38,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 16:58:38,603 INFO L225 Difference]: With dead ends: 29828 [2021-08-21 16:58:38,603 INFO L226 Difference]: Without dead ends: 18884 [2021-08-21 16:58:38,604 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 106.8ms TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2021-08-21 16:58:38,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18884 states. [2021-08-21 16:58:38,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18884 to 13736. [2021-08-21 16:58:38,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13736 states, 13526 states have (on average 2.4115777022031644) internal successors, (32619), 13735 states have internal predecessors, (32619), 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) [2021-08-21 16:58:39,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13736 states to 13736 states and 32619 transitions. [2021-08-21 16:58:39,019 INFO L78 Accepts]: Start accepts. Automaton has 13736 states and 32619 transitions. Word has length 88 [2021-08-21 16:58:39,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 16:58:39,020 INFO L470 AbstractCegarLoop]: Abstraction has 13736 states and 32619 transitions. [2021-08-21 16:58:39,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) [2021-08-21 16:58:39,020 INFO L276 IsEmpty]: Start isEmpty. Operand 13736 states and 32619 transitions. [2021-08-21 16:58:39,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-08-21 16:58:39,034 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 16:58:39,034 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 16:58:39,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-21 16:58:39,035 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 16:58:39,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 16:58:39,035 INFO L82 PathProgramCache]: Analyzing trace with hash 748511516, now seen corresponding path program 1 times [2021-08-21 16:58:39,035 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 16:58:39,035 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603034590] [2021-08-21 16:58:39,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 16:58:39,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 16:58:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 16:58:39,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 16:58:39,149 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 16:58:39,149 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603034590] [2021-08-21 16:58:39,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603034590] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 16:58:39,150 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 16:58:39,150 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-21 16:58:39,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941745640] [2021-08-21 16:58:39,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-21 16:58:39,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 16:58:39,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-21 16:58:39,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-21 16:58:39,151 INFO L87 Difference]: Start difference. First operand 13736 states and 32619 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) [2021-08-21 16:58:39,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 16:58:39,283 INFO L93 Difference]: Finished difference Result 14460 states and 31797 transitions. [2021-08-21 16:58:39,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-21 16:58:39,284 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2021-08-21 16:58:39,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 16:58:39,300 INFO L225 Difference]: With dead ends: 14460 [2021-08-21 16:58:39,300 INFO L226 Difference]: Without dead ends: 8968 [2021-08-21 16:58:39,300 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 59.8ms TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2021-08-21 16:58:39,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8968 states. [2021-08-21 16:58:39,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8968 to 8968. [2021-08-21 16:58:39,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8968 states, 8782 states have (on average 2.4303120018219087) internal successors, (21343), 8967 states have internal predecessors, (21343), 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) [2021-08-21 16:58:39,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8968 states to 8968 states and 21343 transitions. [2021-08-21 16:58:39,550 INFO L78 Accepts]: Start accepts. Automaton has 8968 states and 21343 transitions. Word has length 88 [2021-08-21 16:58:39,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 16:58:39,550 INFO L470 AbstractCegarLoop]: Abstraction has 8968 states and 21343 transitions. [2021-08-21 16:58:39,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) [2021-08-21 16:58:39,550 INFO L276 IsEmpty]: Start isEmpty. Operand 8968 states and 21343 transitions. [2021-08-21 16:58:39,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-08-21 16:58:39,561 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 16:58:39,561 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 16:58:39,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-21 16:58:39,561 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 16:58:39,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 16:58:39,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1456295261, now seen corresponding path program 1 times [2021-08-21 16:58:39,562 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 16:58:39,562 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297634270] [2021-08-21 16:58:39,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 16:58:39,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 16:58:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 16:58:39,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 16:58:39,713 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 16:58:39,713 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297634270] [2021-08-21 16:58:39,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297634270] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 16:58:39,714 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 16:58:39,715 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-21 16:58:39,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285191199] [2021-08-21 16:58:39,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-21 16:58:39,715 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 16:58:39,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-21 16:58:39,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-21 16:58:39,715 INFO L87 Difference]: Start difference. First operand 8968 states and 21343 transitions. Second operand has 8 states, 8 states have (on average 11.25) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 16:58:39,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 16:58:39,832 INFO L93 Difference]: Finished difference Result 7252 states and 15403 transitions. [2021-08-21 16:58:39,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-21 16:58:39,833 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.25) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2021-08-21 16:58:39,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 16:58:39,839 INFO L225 Difference]: With dead ends: 7252 [2021-08-21 16:58:39,839 INFO L226 Difference]: Without dead ends: 3978 [2021-08-21 16:58:39,839 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 64.5ms TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2021-08-21 16:58:39,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3978 states. [2021-08-21 16:58:39,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3978 to 3978. [2021-08-21 16:58:39,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3978 states, 3870 states have (on average 2.2661498708010335) internal successors, (8770), 3977 states have internal predecessors, (8770), 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) [2021-08-21 16:58:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3978 states and 8770 transitions. [2021-08-21 16:58:39,884 INFO L78 Accepts]: Start accepts. Automaton has 3978 states and 8770 transitions. Word has length 90 [2021-08-21 16:58:39,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 16:58:39,884 INFO L470 AbstractCegarLoop]: Abstraction has 3978 states and 8770 transitions. [2021-08-21 16:58:39,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.25) internal successors, (90), 8 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 16:58:39,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3978 states and 8770 transitions. [2021-08-21 16:58:39,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-08-21 16:58:39,888 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 16:58:39,889 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 16:58:39,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-21 16:58:39,889 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 16:58:39,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 16:58:39,889 INFO L82 PathProgramCache]: Analyzing trace with hash 1504749560, now seen corresponding path program 1 times [2021-08-21 16:58:39,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 16:58:39,889 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133921251] [2021-08-21 16:58:39,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 16:58:39,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 16:58:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 16:58:39,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 16:58:39,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 16:58:39,995 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133921251] [2021-08-21 16:58:39,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133921251] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 16:58:39,995 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 16:58:39,995 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-21 16:58:39,996 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502864474] [2021-08-21 16:58:39,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-21 16:58:39,996 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 16:58:39,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-21 16:58:39,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-08-21 16:58:39,997 INFO L87 Difference]: Start difference. First operand 3978 states and 8770 transitions. Second operand has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 9 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 16:58:40,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 16:58:40,108 INFO L93 Difference]: Finished difference Result 2700 states and 5089 transitions. [2021-08-21 16:58:40,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-21 16:58:40,108 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 9 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 93 [2021-08-21 16:58:40,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 16:58:40,110 INFO L225 Difference]: With dead ends: 2700 [2021-08-21 16:58:40,110 INFO L226 Difference]: Without dead ends: 1029 [2021-08-21 16:58:40,110 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 77.8ms TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2021-08-21 16:58:40,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2021-08-21 16:58:40,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 1029. [2021-08-21 16:58:40,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1029 states, 1002 states have (on average 1.8932135728542914) internal successors, (1897), 1028 states have internal predecessors, (1897), 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) [2021-08-21 16:58:40,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 1029 states and 1897 transitions. [2021-08-21 16:58:40,119 INFO L78 Accepts]: Start accepts. Automaton has 1029 states and 1897 transitions. Word has length 93 [2021-08-21 16:58:40,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 16:58:40,119 INFO L470 AbstractCegarLoop]: Abstraction has 1029 states and 1897 transitions. [2021-08-21 16:58:40,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.333333333333334) internal successors, (93), 9 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 16:58:40,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1897 transitions. [2021-08-21 16:58:40,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-08-21 16:58:40,120 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 16:58:40,121 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 16:58:40,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-21 16:58:40,121 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 16:58:40,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 16:58:40,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1861672034, now seen corresponding path program 1 times [2021-08-21 16:58:40,121 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 16:58:40,121 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268672344] [2021-08-21 16:58:40,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 16:58:40,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 16:58:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 16:58:40,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 16:58:40,202 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 16:58:40,202 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268672344] [2021-08-21 16:58:40,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268672344] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 16:58:40,202 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 16:58:40,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-21 16:58:40,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98899028] [2021-08-21 16:58:40,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-21 16:58:40,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 16:58:40,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-21 16:58:40,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-21 16:58:40,203 INFO L87 Difference]: Start difference. First operand 1029 states and 1897 transitions. Second operand has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 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) [2021-08-21 16:58:40,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-21 16:58:40,268 INFO L93 Difference]: Finished difference Result 1635 states and 3165 transitions. [2021-08-21 16:58:40,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-21 16:58:40,268 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2021-08-21 16:58:40,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-21 16:58:40,270 INFO L225 Difference]: With dead ends: 1635 [2021-08-21 16:58:40,270 INFO L226 Difference]: Without dead ends: 795 [2021-08-21 16:58:40,270 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 57.2ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-08-21 16:58:40,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2021-08-21 16:58:40,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 795. [2021-08-21 16:58:40,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 795 states, 768 states have (on average 2.04296875) internal successors, (1569), 794 states have internal predecessors, (1569), 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) [2021-08-21 16:58:40,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1569 transitions. [2021-08-21 16:58:40,278 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1569 transitions. Word has length 97 [2021-08-21 16:58:40,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-21 16:58:40,278 INFO L470 AbstractCegarLoop]: Abstraction has 795 states and 1569 transitions. [2021-08-21 16:58:40,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 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) [2021-08-21 16:58:40,278 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1569 transitions. [2021-08-21 16:58:40,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-08-21 16:58:40,279 INFO L504 BasicCegarLoop]: Found error trace [2021-08-21 16:58:40,279 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-21 16:58:40,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-21 16:58:40,279 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-08-21 16:58:40,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 16:58:40,280 INFO L82 PathProgramCache]: Analyzing trace with hash -420916742, now seen corresponding path program 2 times [2021-08-21 16:58:40,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 16:58:40,280 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791614208] [2021-08-21 16:58:40,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 16:58:40,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 16:58:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-21 16:58:40,415 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-21 16:58:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-21 16:58:40,504 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-21 16:58:40,504 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-21 16:58:40,505 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 16:58:40,506 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 16:58:40,506 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-21 16:58:40,506 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-21 16:58:40,507 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-21 16:58:40,507 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION [2021-08-21 16:58:40,507 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 16:58:40,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-21 16:58:40,511 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-21 16:58:40,511 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-21 16:58:40,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 04:58:40 BasicIcfg [2021-08-21 16:58:40,675 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-21 16:58:40,676 INFO L168 Benchmark]: Toolchain (without parser) took 16597.99 ms. Allocated memory was 224.4 MB in the beginning and 6.4 GB in the end (delta: 6.1 GB). Free memory was 187.3 MB in the beginning and 5.3 GB in the end (delta: -5.1 GB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. [2021-08-21 16:58:40,676 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 224.4 MB. Free memory is still 205.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-21 16:58:40,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 434.80 ms. Allocated memory is still 224.4 MB. Free memory was 187.1 MB in the beginning and 192.4 MB in the end (delta: -5.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-08-21 16:58:40,677 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.14 ms. Allocated memory is still 224.4 MB. Free memory was 192.4 MB in the beginning and 189.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-21 16:58:40,677 INFO L168 Benchmark]: Boogie Preprocessor took 31.23 ms. Allocated memory is still 224.4 MB. Free memory was 189.7 MB in the beginning and 187.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-21 16:58:40,677 INFO L168 Benchmark]: RCFGBuilder took 1663.32 ms. Allocated memory was 224.4 MB in the beginning and 272.6 MB in the end (delta: 48.2 MB). Free memory was 187.1 MB in the beginning and 191.2 MB in the end (delta: -4.1 MB). Peak memory consumption was 118.6 MB. Max. memory is 8.0 GB. [2021-08-21 16:58:40,677 INFO L168 Benchmark]: TraceAbstraction took 14411.01 ms. Allocated memory was 272.6 MB in the beginning and 6.4 GB in the end (delta: 6.1 GB). Free memory was 190.7 MB in the beginning and 5.3 GB in the end (delta: -5.1 GB). Peak memory consumption was 1.0 GB. Max. memory is 8.0 GB. [2021-08-21 16:58:40,679 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 224.4 MB. Free memory is still 205.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 434.80 ms. Allocated memory is still 224.4 MB. Free memory was 187.1 MB in the beginning and 192.4 MB in the end (delta: -5.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 47.14 ms. Allocated memory is still 224.4 MB. Free memory was 192.4 MB in the beginning and 189.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 31.23 ms. Allocated memory is still 224.4 MB. Free memory was 189.7 MB in the beginning and 187.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1663.32 ms. Allocated memory was 224.4 MB in the beginning and 272.6 MB in the end (delta: 48.2 MB). Free memory was 187.1 MB in the beginning and 191.2 MB in the end (delta: -4.1 MB). Peak memory consumption was 118.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 14411.01 ms. Allocated memory was 272.6 MB in the beginning and 6.4 GB in the end (delta: 6.1 GB). Free memory was 190.7 MB in the beginning and 5.3 GB in the end (delta: -5.1 GB). Peak memory consumption was 1.0 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 362774, positive: 349821, positive conditional: 349821, positive unconditional: 0, negative: 12953, negative conditional: 12953, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 359831, positive: 349821, positive conditional: 0, positive unconditional: 349821, negative: 10010, negative conditional: 0, negative unconditional: 10010, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1781, positive: 1744, positive conditional: 0, positive unconditional: 1744, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1781, positive: 1735, positive conditional: 0, positive unconditional: 1735, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 46, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 439, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 420, negative conditional: 0, negative unconditional: 420, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 359831, positive: 348077, positive conditional: 0, positive unconditional: 348077, negative: 9973, negative conditional: 0, negative unconditional: 9973, unknown: 1781, unknown conditional: 0, unknown unconditional: 1781] , Statistics on independence cache: Total cache size (in pairs): 1781, Positive cache size: 1744, Positive conditional cache size: 0, Positive unconditional cache size: 1744, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37, Independence queries for same thread: 2943 - 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: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0] [L714] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0] [L716] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L718] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L719] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0] [L720] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L722] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L724] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L726] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L727] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L728] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L729] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L730] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L731] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L732] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L733] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0] [L734] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0] [L735] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L736] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L737] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L738] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L739] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0] [L740] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L741] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L742] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L743] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L744] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L745] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L746] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L862] 0 pthread_t t581; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L863] FCALL, FORK 0 pthread_create(&t581, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L864] 0 pthread_t t582; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L865] FCALL, FORK 0 pthread_create(&t582, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L866] 0 pthread_t t583; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L867] FCALL, FORK 0 pthread_create(&t583, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L868] 0 pthread_t t584; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L869] FCALL, FORK 0 pthread_create(&t584, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L808] 4 z$w_buff1 = z$w_buff0 [L809] 4 z$w_buff0 = 1 [L810] 4 z$w_buff1_used = z$w_buff0_used [L811] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L813] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L814] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L815] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L816] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L817] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L818] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L821] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L822] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L823] 4 z$flush_delayed = weak$$choice2 [L824] 4 z$mem_tmp = z [L825] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L825] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1 [L825] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L825] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L826] EXPR 4 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L826] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L827] EXPR 4 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L827] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L828] EXPR 4 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L828] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L829] EXPR 4 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L829] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L830] EXPR 4 weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L830] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L831] EXPR 4 weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L831] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L832] 4 __unbuffered_p3_EAX = z [L833] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L833] 4 z = z$flush_delayed ? z$mem_tmp : z [L834] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L837] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L750] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L753] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L758] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L765] 2 x = 2 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L768] 2 y = 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L773] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L780] 3 y = 2 VAL [__unbuffered_cnt=2, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L783] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L784] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L785] 3 z$flush_delayed = weak$$choice2 [L786] 3 z$mem_tmp = z [L787] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L787] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L788] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L788] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L789] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L789] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L790] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L790] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L791] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L791] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L792] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L792] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L793] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L793] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L794] 3 __unbuffered_p2_EAX = z [L795] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L795] 3 z = z$flush_delayed ? z$mem_tmp : z [L796] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=2, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=2, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L840] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L840] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L841] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L841] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L842] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L842] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L843] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L843] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L844] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L844] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L847] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L801] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L871] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L875] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L875] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L875] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L875] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L876] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L876] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L877] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L878] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L878] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L879] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L879] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L882] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 865]: 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: 869]: 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: 863]: 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: 867]: 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 with 1 thread instances CFG has 9 procedures, 160 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 14141.9ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 482.1ms, AutomataDifference: 3412.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3919.8ms, PartialOrderReductionTime: 3903.3ms, HoareTripleCheckerStatistics: 1635 SDtfs, 1943 SDslu, 4874 SDs, 0 SdLazy, 462 SolverSat, 107 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 292.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 700.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=71094occurred in iteration=0, InterpolantAutomatonStates: 101, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 4613.5ms AutomataMinimizationTime, 11 MinimizatonAttempts, 8508 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 42.1ms SsaConstructionTime, 483.2ms SatisfiabilityAnalysisTime, 899.6ms InterpolantComputationTime, 1033 NumberOfCodeBlocks, 1033 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 925 ConstructedInterpolants, 0 QuantifiedInterpolants, 2297 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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! [2021-08-21 16:58:40,706 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...