/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix011.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 21:39:09,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 21:39:09,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 21:39:09,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-10 21:39:09,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 21:39:09,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 21:39:09,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 21:39:09,701 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.epf [2022-02-10 21:39:09,729 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 21:39:09,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 21:39:09,730 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 21:39:09,730 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 21:39:09,732 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 21:39:09,732 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 21:39:09,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 21:39:09,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 21:39:09,733 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 21:39:09,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 21:39:09,734 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 21:39:09,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 21:39:09,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 21:39:09,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 21:39:09,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 21:39:09,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 21:39:09,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 21:39:09,735 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 21:39:09,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 21:39:09,735 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 21:39:09,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 21:39:09,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 21:39:09,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 21:39:09,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 21:39:09,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 21:39:09,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 21:39:09,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 21:39:09,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 21:39:09,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 21:39:09,739 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 21:39:09,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 21:39:09,739 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 21:39:09,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 21:39:09,739 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 21:39:09,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 21:39:09,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 21:39:09,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 21:39:09,972 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 21:39:09,973 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 21:39:09,973 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix011.opt.i [2022-02-10 21:39:10,025 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2f92a702/bb1996884fa0449e863554a3b6387239/FLAG9f9759da3 [2022-02-10 21:39:10,369 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 21:39:10,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix011.opt.i [2022-02-10 21:39:10,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2f92a702/bb1996884fa0449e863554a3b6387239/FLAG9f9759da3 [2022-02-10 21:39:10,756 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2f92a702/bb1996884fa0449e863554a3b6387239 [2022-02-10 21:39:10,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 21:39:10,760 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 21:39:10,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 21:39:10,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 21:39:10,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 21:39:10,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 09:39:10" (1/1) ... [2022-02-10 21:39:10,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c45180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:10, skipping insertion in model container [2022-02-10 21:39:10,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 09:39:10" (1/1) ... [2022-02-10 21:39:10,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 21:39:10,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 21:39:10,925 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix011.opt.i[944,957] [2022-02-10 21:39:11,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 21:39:11,127 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 21:39:11,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix011.opt.i[944,957] [2022-02-10 21:39:11,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 21:39:11,221 INFO L208 MainTranslator]: Completed translation [2022-02-10 21:39:11,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:11 WrapperNode [2022-02-10 21:39:11,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 21:39:11,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 21:39:11,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 21:39:11,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 21:39:11,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:11" (1/1) ... [2022-02-10 21:39:11,261 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:11" (1/1) ... [2022-02-10 21:39:11,297 INFO L137 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 281 [2022-02-10 21:39:11,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 21:39:11,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 21:39:11,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 21:39:11,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 21:39:11,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:11" (1/1) ... [2022-02-10 21:39:11,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:11" (1/1) ... [2022-02-10 21:39:11,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:11" (1/1) ... [2022-02-10 21:39:11,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:11" (1/1) ... [2022-02-10 21:39:11,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:11" (1/1) ... [2022-02-10 21:39:11,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:11" (1/1) ... [2022-02-10 21:39:11,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:11" (1/1) ... [2022-02-10 21:39:11,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 21:39:11,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 21:39:11,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 21:39:11,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 21:39:11,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:11" (1/1) ... [2022-02-10 21:39:11,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 21:39:11,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:39:11,347 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) [2022-02-10 21:39:11,364 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 [2022-02-10 21:39:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 21:39:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-10 21:39:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 21:39:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 21:39:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 21:39:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-10 21:39:11,387 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-10 21:39:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-10 21:39:11,387 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-10 21:39:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-10 21:39:11,387 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-10 21:39:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 21:39:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-10 21:39:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 21:39:11,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 21:39:11,389 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 21:39:11,544 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 21:39:11,546 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 21:39:12,003 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 21:39:12,278 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 21:39:12,278 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 21:39:12,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 09:39:12 BoogieIcfgContainer [2022-02-10 21:39:12,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 21:39:12,281 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 21:39:12,281 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 21:39:12,283 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 21:39:12,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 09:39:10" (1/3) ... [2022-02-10 21:39:12,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73a643ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 09:39:12, skipping insertion in model container [2022-02-10 21:39:12,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:39:11" (2/3) ... [2022-02-10 21:39:12,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73a643ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 09:39:12, skipping insertion in model container [2022-02-10 21:39:12,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 09:39:12" (3/3) ... [2022-02-10 21:39:12,285 INFO L112 eAbstractionObserver]: Analyzing ICFG mix011.opt.i [2022-02-10 21:39:12,289 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 21:39:12,289 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 21:39:12,289 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-10 21:39:12,289 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 21:39:12,337 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,337 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,338 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,338 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,338 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,338 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,338 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,338 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,339 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,339 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,339 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,339 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,340 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,340 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,340 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,340 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,340 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,341 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,341 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,341 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,342 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,342 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,342 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,342 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,342 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,342 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,343 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,343 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,343 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,343 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,343 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,344 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,345 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,345 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,345 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,345 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,345 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,346 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,346 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,346 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,346 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,346 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,346 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,346 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,346 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,346 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,348 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,348 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,348 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,349 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,349 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,349 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,349 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,349 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,349 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,349 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,349 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,349 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,350 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,351 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,351 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,351 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,352 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,352 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,352 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,354 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,357 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,357 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,357 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,357 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,357 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,358 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,360 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,360 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,360 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,360 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,360 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,360 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,360 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,360 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,360 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,361 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,361 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,361 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,361 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,361 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,361 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,361 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,361 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,361 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,361 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,361 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,362 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,363 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,363 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,363 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,363 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,363 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,363 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,363 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,363 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,363 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,363 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,363 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,364 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,364 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,364 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,364 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,364 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,364 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,364 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,364 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,364 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,367 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,367 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,367 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,367 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,367 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,367 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,367 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,367 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,367 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,367 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,368 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,369 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,369 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,369 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,369 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,369 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,369 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,369 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,369 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,369 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,371 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,371 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,371 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,371 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,371 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,371 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,371 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,371 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,371 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,371 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,372 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,372 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,372 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,372 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,372 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,372 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,372 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,372 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,376 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,376 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,376 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,376 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,376 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,377 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,379 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,380 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,380 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,380 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,380 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,380 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,381 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,382 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,382 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,382 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,382 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,382 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,383 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,387 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,388 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,388 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,388 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,388 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,388 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,388 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,388 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,388 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,388 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,388 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,388 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,388 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,389 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork1_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,390 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,390 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,390 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,390 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:39:12,391 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 21:39:12,430 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 21:39:12,439 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, mAutomataTypeConcurrency=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 [2022-02-10 21:39:12,440 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-02-10 21:39:12,450 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 127 places, 119 transitions, 253 flow [2022-02-10 21:39:12,920 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 14963 states, 14960 states have (on average 3.580548128342246) internal successors, (53565), 14962 states have internal predecessors, (53565), 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) [2022-02-10 21:39:12,960 INFO L276 IsEmpty]: Start isEmpty. Operand has 14963 states, 14960 states have (on average 3.580548128342246) internal successors, (53565), 14962 states have internal predecessors, (53565), 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) [2022-02-10 21:39:12,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-02-10 21:39:12,971 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:39:12,971 INFO L515 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] [2022-02-10 21:39:12,972 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:39:12,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:39:12,976 INFO L85 PathProgramCache]: Analyzing trace with hash 199347532, now seen corresponding path program 1 times [2022-02-10 21:39:12,981 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:39:12,981 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294769058] [2022-02-10 21:39:12,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:39:12,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:39:13,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:39:13,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:39:13,290 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:39:13,290 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294769058] [2022-02-10 21:39:13,291 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294769058] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:39:13,291 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:39:13,291 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 21:39:13,292 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356543991] [2022-02-10 21:39:13,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:39:13,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 21:39:13,296 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:39:13,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 21:39:13,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:39:13,357 INFO L87 Difference]: Start difference. First operand has 14963 states, 14960 states have (on average 3.580548128342246) internal successors, (53565), 14962 states have internal predecessors, (53565), 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 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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) [2022-02-10 21:39:13,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:39:13,654 INFO L93 Difference]: Finished difference Result 12821 states and 44848 transitions. [2022-02-10 21:39:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 21:39:13,657 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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 62 [2022-02-10 21:39:13,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:39:13,803 INFO L225 Difference]: With dead ends: 12821 [2022-02-10 21:39:13,803 INFO L226 Difference]: Without dead ends: 10742 [2022-02-10 21:39:13,805 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:39:13,810 INFO L934 BasicCegarLoop]: 104 mSDtfsCounter, 42 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 21:39:13,812 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 170 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 21:39:13,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10742 states. [2022-02-10 21:39:14,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10742 to 10742. [2022-02-10 21:39:14,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10742 states, 10741 states have (on average 3.5265803928870683) internal successors, (37879), 10741 states have internal predecessors, (37879), 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) [2022-02-10 21:39:14,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10742 states to 10742 states and 37879 transitions. [2022-02-10 21:39:14,266 INFO L78 Accepts]: Start accepts. Automaton has 10742 states and 37879 transitions. Word has length 62 [2022-02-10 21:39:14,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:39:14,267 INFO L470 AbstractCegarLoop]: Abstraction has 10742 states and 37879 transitions. [2022-02-10 21:39:14,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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) [2022-02-10 21:39:14,268 INFO L276 IsEmpty]: Start isEmpty. Operand 10742 states and 37879 transitions. [2022-02-10 21:39:14,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-02-10 21:39:14,288 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:39:14,288 INFO L515 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] [2022-02-10 21:39:14,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 21:39:14,289 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:39:14,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:39:14,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1017206924, now seen corresponding path program 1 times [2022-02-10 21:39:14,290 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:39:14,290 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275198948] [2022-02-10 21:39:14,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:39:14,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:39:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:39:14,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:39:14,538 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:39:14,538 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275198948] [2022-02-10 21:39:14,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275198948] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:39:14,538 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:39:14,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-10 21:39:14,539 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006468905] [2022-02-10 21:39:14,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:39:14,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 21:39:14,540 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:39:14,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 21:39:14,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-10 21:39:14,540 INFO L87 Difference]: Start difference. First operand 10742 states and 37879 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 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) [2022-02-10 21:39:15,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:39:15,146 INFO L93 Difference]: Finished difference Result 20379 states and 70655 transitions. [2022-02-10 21:39:15,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-10 21:39:15,147 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 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 77 [2022-02-10 21:39:15,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:39:15,224 INFO L225 Difference]: With dead ends: 20379 [2022-02-10 21:39:15,225 INFO L226 Difference]: Without dead ends: 15164 [2022-02-10 21:39:15,225 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-02-10 21:39:15,226 INFO L934 BasicCegarLoop]: 180 mSDtfsCounter, 134 mSDsluCounter, 528 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 650 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 21:39:15,226 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 650 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 21:39:15,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15164 states. [2022-02-10 21:39:15,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15164 to 13064. [2022-02-10 21:39:15,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13064 states, 13063 states have (on average 3.4827375028707035) internal successors, (45495), 13063 states have internal predecessors, (45495), 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) [2022-02-10 21:39:15,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13064 states to 13064 states and 45495 transitions. [2022-02-10 21:39:15,752 INFO L78 Accepts]: Start accepts. Automaton has 13064 states and 45495 transitions. Word has length 77 [2022-02-10 21:39:15,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:39:15,752 INFO L470 AbstractCegarLoop]: Abstraction has 13064 states and 45495 transitions. [2022-02-10 21:39:15,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 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) [2022-02-10 21:39:15,752 INFO L276 IsEmpty]: Start isEmpty. Operand 13064 states and 45495 transitions. [2022-02-10 21:39:15,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-02-10 21:39:15,775 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:39:15,775 INFO L515 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] [2022-02-10 21:39:15,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 21:39:15,776 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:39:15,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:39:15,776 INFO L85 PathProgramCache]: Analyzing trace with hash -544298829, now seen corresponding path program 1 times [2022-02-10 21:39:15,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:39:15,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903640393] [2022-02-10 21:39:15,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:39:15,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:39:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:39:15,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:39:15,954 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:39:15,954 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903640393] [2022-02-10 21:39:15,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903640393] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:39:15,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:39:15,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 21:39:15,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766281939] [2022-02-10 21:39:15,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:39:15,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 21:39:15,957 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:39:15,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 21:39:15,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-10 21:39:15,960 INFO L87 Difference]: Start difference. First operand 13064 states and 45495 transitions. Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 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) [2022-02-10 21:39:16,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:39:16,531 INFO L93 Difference]: Finished difference Result 16379 states and 56269 transitions. [2022-02-10 21:39:16,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-10 21:39:16,532 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 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 [2022-02-10 21:39:16,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:39:16,595 INFO L225 Difference]: With dead ends: 16379 [2022-02-10 21:39:16,596 INFO L226 Difference]: Without dead ends: 12854 [2022-02-10 21:39:16,597 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2022-02-10 21:39:16,601 INFO L934 BasicCegarLoop]: 156 mSDtfsCounter, 246 mSDsluCounter, 552 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 21:39:16,603 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [246 Valid, 646 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 21:39:16,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12854 states. [2022-02-10 21:39:16,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12854 to 10218. [2022-02-10 21:39:16,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10218 states, 10217 states have (on average 3.4465107174317313) internal successors, (35213), 10217 states have internal predecessors, (35213), 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) [2022-02-10 21:39:16,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10218 states to 10218 states and 35213 transitions. [2022-02-10 21:39:16,984 INFO L78 Accepts]: Start accepts. Automaton has 10218 states and 35213 transitions. Word has length 79 [2022-02-10 21:39:16,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:39:16,985 INFO L470 AbstractCegarLoop]: Abstraction has 10218 states and 35213 transitions. [2022-02-10 21:39:16,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 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) [2022-02-10 21:39:16,985 INFO L276 IsEmpty]: Start isEmpty. Operand 10218 states and 35213 transitions. [2022-02-10 21:39:17,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-02-10 21:39:17,004 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:39:17,004 INFO L515 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] [2022-02-10 21:39:17,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 21:39:17,004 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:39:17,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:39:17,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1339617806, now seen corresponding path program 1 times [2022-02-10 21:39:17,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:39:17,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329569451] [2022-02-10 21:39:17,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:39:17,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:39:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:39:17,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:39:17,135 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:39:17,135 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329569451] [2022-02-10 21:39:17,135 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329569451] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:39:17,135 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:39:17,135 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 21:39:17,135 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671495010] [2022-02-10 21:39:17,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:39:17,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 21:39:17,136 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:39:17,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 21:39:17,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-10 21:39:17,136 INFO L87 Difference]: Start difference. First operand 10218 states and 35213 transitions. Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:39:17,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:39:17,538 INFO L93 Difference]: Finished difference Result 13554 states and 46220 transitions. [2022-02-10 21:39:17,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-10 21:39:17,539 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2022-02-10 21:39:17,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:39:17,577 INFO L225 Difference]: With dead ends: 13554 [2022-02-10 21:39:17,577 INFO L226 Difference]: Without dead ends: 11379 [2022-02-10 21:39:17,577 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2022-02-10 21:39:17,582 INFO L934 BasicCegarLoop]: 148 mSDtfsCounter, 210 mSDsluCounter, 513 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:39:17,583 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [210 Valid, 609 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:39:17,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11379 states. [2022-02-10 21:39:17,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11379 to 8683. [2022-02-10 21:39:17,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8683 states, 8682 states have (on average 3.442179221377563) internal successors, (29885), 8682 states have internal predecessors, (29885), 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) [2022-02-10 21:39:17,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8683 states to 8683 states and 29885 transitions. [2022-02-10 21:39:17,847 INFO L78 Accepts]: Start accepts. Automaton has 8683 states and 29885 transitions. Word has length 81 [2022-02-10 21:39:17,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:39:17,847 INFO L470 AbstractCegarLoop]: Abstraction has 8683 states and 29885 transitions. [2022-02-10 21:39:17,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:39:17,848 INFO L276 IsEmpty]: Start isEmpty. Operand 8683 states and 29885 transitions. [2022-02-10 21:39:17,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-02-10 21:39:17,958 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:39:17,959 INFO L515 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] [2022-02-10 21:39:17,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 21:39:17,959 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:39:17,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:39:17,959 INFO L85 PathProgramCache]: Analyzing trace with hash -760250592, now seen corresponding path program 1 times [2022-02-10 21:39:17,960 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:39:17,960 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759693025] [2022-02-10 21:39:17,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:39:17,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:39:18,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:39:18,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:39:18,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:39:18,100 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759693025] [2022-02-10 21:39:18,100 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759693025] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:39:18,100 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:39:18,100 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-10 21:39:18,100 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342116754] [2022-02-10 21:39:18,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:39:18,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 21:39:18,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:39:18,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 21:39:18,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-10 21:39:18,101 INFO L87 Difference]: Start difference. First operand 8683 states and 29885 transitions. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 6 states have internal predecessors, (84), 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) [2022-02-10 21:39:18,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:39:18,301 INFO L93 Difference]: Finished difference Result 10366 states and 34949 transitions. [2022-02-10 21:39:18,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-10 21:39:18,302 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 6 states have internal predecessors, (84), 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 84 [2022-02-10 21:39:18,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:39:18,322 INFO L225 Difference]: With dead ends: 10366 [2022-02-10 21:39:18,322 INFO L226 Difference]: Without dead ends: 7331 [2022-02-10 21:39:18,322 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-02-10 21:39:18,323 INFO L934 BasicCegarLoop]: 115 mSDtfsCounter, 187 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:39:18,323 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [187 Valid, 420 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:39:18,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7331 states. [2022-02-10 21:39:18,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7331 to 7331. [2022-02-10 21:39:18,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7331 states, 7330 states have (on average 3.341473396998636) internal successors, (24493), 7330 states have internal predecessors, (24493), 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) [2022-02-10 21:39:18,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7331 states to 7331 states and 24493 transitions. [2022-02-10 21:39:18,501 INFO L78 Accepts]: Start accepts. Automaton has 7331 states and 24493 transitions. Word has length 84 [2022-02-10 21:39:18,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:39:18,501 INFO L470 AbstractCegarLoop]: Abstraction has 7331 states and 24493 transitions. [2022-02-10 21:39:18,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 6 states have internal predecessors, (84), 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) [2022-02-10 21:39:18,501 INFO L276 IsEmpty]: Start isEmpty. Operand 7331 states and 24493 transitions. [2022-02-10 21:39:18,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-02-10 21:39:18,571 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:39:18,571 INFO L515 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] [2022-02-10 21:39:18,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 21:39:18,572 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:39:18,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:39:18,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1168918143, now seen corresponding path program 1 times [2022-02-10 21:39:18,572 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:39:18,572 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497777273] [2022-02-10 21:39:18,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:39:18,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:39:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:39:18,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:39:18,729 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:39:18,729 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497777273] [2022-02-10 21:39:18,729 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497777273] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:39:18,729 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:39:18,729 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 21:39:18,729 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72434692] [2022-02-10 21:39:18,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:39:18,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 21:39:18,730 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:39:18,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 21:39:18,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-10 21:39:18,730 INFO L87 Difference]: Start difference. First operand 7331 states and 24493 transitions. Second operand has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 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) [2022-02-10 21:39:18,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:39:18,923 INFO L93 Difference]: Finished difference Result 6920 states and 22419 transitions. [2022-02-10 21:39:18,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-10 21:39:18,924 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 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 [2022-02-10 21:39:18,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:39:18,935 INFO L225 Difference]: With dead ends: 6920 [2022-02-10 21:39:18,935 INFO L226 Difference]: Without dead ends: 4625 [2022-02-10 21:39:18,935 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2022-02-10 21:39:18,936 INFO L934 BasicCegarLoop]: 115 mSDtfsCounter, 315 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:39:18,936 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [315 Valid, 473 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:39:18,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4625 states. [2022-02-10 21:39:19,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4625 to 4613. [2022-02-10 21:39:19,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4613 states, 4612 states have (on average 3.166088464874241) internal successors, (14602), 4612 states have internal predecessors, (14602), 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) [2022-02-10 21:39:19,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4613 states to 4613 states and 14602 transitions. [2022-02-10 21:39:19,026 INFO L78 Accepts]: Start accepts. Automaton has 4613 states and 14602 transitions. Word has length 86 [2022-02-10 21:39:19,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:39:19,026 INFO L470 AbstractCegarLoop]: Abstraction has 4613 states and 14602 transitions. [2022-02-10 21:39:19,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 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) [2022-02-10 21:39:19,026 INFO L276 IsEmpty]: Start isEmpty. Operand 4613 states and 14602 transitions. [2022-02-10 21:39:19,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-02-10 21:39:19,034 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:39:19,034 INFO L515 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] [2022-02-10 21:39:19,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 21:39:19,034 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:39:19,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:39:19,035 INFO L85 PathProgramCache]: Analyzing trace with hash -493496307, now seen corresponding path program 1 times [2022-02-10 21:39:19,035 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:39:19,035 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727744713] [2022-02-10 21:39:19,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:39:19,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:39:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:39:19,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:39:19,151 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:39:19,152 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727744713] [2022-02-10 21:39:19,152 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727744713] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:39:19,152 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:39:19,152 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-10 21:39:19,152 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326633910] [2022-02-10 21:39:19,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:39:19,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-10 21:39:19,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:39:19,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-10 21:39:19,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-02-10 21:39:19,153 INFO L87 Difference]: Start difference. First operand 4613 states and 14602 transitions. Second operand has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 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) [2022-02-10 21:39:19,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:39:19,323 INFO L93 Difference]: Finished difference Result 3695 states and 11497 transitions. [2022-02-10 21:39:19,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-10 21:39:19,324 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 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 89 [2022-02-10 21:39:19,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:39:19,330 INFO L225 Difference]: With dead ends: 3695 [2022-02-10 21:39:19,330 INFO L226 Difference]: Without dead ends: 2570 [2022-02-10 21:39:19,330 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2022-02-10 21:39:19,331 INFO L934 BasicCegarLoop]: 113 mSDtfsCounter, 321 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 464 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:39:19,331 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [321 Valid, 464 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:39:19,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2570 states. [2022-02-10 21:39:19,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2570 to 2462. [2022-02-10 21:39:19,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2462 states, 2461 states have (on average 3.0552620885818773) internal successors, (7519), 2461 states have internal predecessors, (7519), 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) [2022-02-10 21:39:19,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2462 states and 7519 transitions. [2022-02-10 21:39:19,423 INFO L78 Accepts]: Start accepts. Automaton has 2462 states and 7519 transitions. Word has length 89 [2022-02-10 21:39:19,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:39:19,424 INFO L470 AbstractCegarLoop]: Abstraction has 2462 states and 7519 transitions. [2022-02-10 21:39:19,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 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) [2022-02-10 21:39:19,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 7519 transitions. [2022-02-10 21:39:19,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-02-10 21:39:19,428 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:39:19,428 INFO L515 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] [2022-02-10 21:39:19,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 21:39:19,428 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:39:19,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:39:19,429 INFO L85 PathProgramCache]: Analyzing trace with hash 90399823, now seen corresponding path program 1 times [2022-02-10 21:39:19,429 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:39:19,429 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646846752] [2022-02-10 21:39:19,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:39:19,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:39:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:39:19,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:39:19,568 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:39:19,568 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646846752] [2022-02-10 21:39:19,568 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646846752] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:39:19,568 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:39:19,568 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 21:39:19,568 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923761704] [2022-02-10 21:39:19,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:39:19,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 21:39:19,568 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:39:19,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 21:39:19,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-10 21:39:19,569 INFO L87 Difference]: Start difference. First operand 2462 states and 7519 transitions. Second operand has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 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) [2022-02-10 21:39:19,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:39:19,678 INFO L93 Difference]: Finished difference Result 3765 states and 11474 transitions. [2022-02-10 21:39:19,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-10 21:39:19,678 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 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 [2022-02-10 21:39:19,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:39:19,682 INFO L225 Difference]: With dead ends: 3765 [2022-02-10 21:39:19,683 INFO L226 Difference]: Without dead ends: 1928 [2022-02-10 21:39:19,683 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-02-10 21:39:19,683 INFO L934 BasicCegarLoop]: 132 mSDtfsCounter, 118 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 624 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:39:19,683 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 624 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:39:19,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1928 states. [2022-02-10 21:39:19,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1928 to 1928. [2022-02-10 21:39:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1928 states, 1927 states have (on average 2.969382459782045) internal successors, (5722), 1927 states have internal predecessors, (5722), 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) [2022-02-10 21:39:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1928 states and 5722 transitions. [2022-02-10 21:39:19,715 INFO L78 Accepts]: Start accepts. Automaton has 1928 states and 5722 transitions. Word has length 93 [2022-02-10 21:39:19,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:39:19,715 INFO L470 AbstractCegarLoop]: Abstraction has 1928 states and 5722 transitions. [2022-02-10 21:39:19,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 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) [2022-02-10 21:39:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 5722 transitions. [2022-02-10 21:39:19,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-02-10 21:39:19,719 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:39:19,719 INFO L515 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] [2022-02-10 21:39:19,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 21:39:19,719 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:39:19,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:39:19,720 INFO L85 PathProgramCache]: Analyzing trace with hash 357113939, now seen corresponding path program 2 times [2022-02-10 21:39:19,720 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:39:19,720 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146829813] [2022-02-10 21:39:19,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:39:19,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:39:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:39:19,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:39:19,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:39:19,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146829813] [2022-02-10 21:39:19,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146829813] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:39:19,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:39:19,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 21:39:19,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356080972] [2022-02-10 21:39:19,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:39:19,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 21:39:19,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:39:19,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 21:39:19,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-10 21:39:19,811 INFO L87 Difference]: Start difference. First operand 1928 states and 5722 transitions. Second operand has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 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) [2022-02-10 21:39:19,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:39:19,918 INFO L93 Difference]: Finished difference Result 2849 states and 8541 transitions. [2022-02-10 21:39:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-10 21:39:19,918 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 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 [2022-02-10 21:39:19,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:39:19,921 INFO L225 Difference]: With dead ends: 2849 [2022-02-10 21:39:19,921 INFO L226 Difference]: Without dead ends: 1171 [2022-02-10 21:39:19,921 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-02-10 21:39:19,921 INFO L934 BasicCegarLoop]: 138 mSDtfsCounter, 102 mSDsluCounter, 608 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 685 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:39:19,922 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [102 Valid, 685 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:39:19,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1171 states. [2022-02-10 21:39:19,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1171 to 1171. [2022-02-10 21:39:19,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1171 states, 1170 states have (on average 2.9145299145299144) internal successors, (3410), 1170 states have internal predecessors, (3410), 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) [2022-02-10 21:39:19,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1171 states and 3410 transitions. [2022-02-10 21:39:19,937 INFO L78 Accepts]: Start accepts. Automaton has 1171 states and 3410 transitions. Word has length 93 [2022-02-10 21:39:19,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:39:19,937 INFO L470 AbstractCegarLoop]: Abstraction has 1171 states and 3410 transitions. [2022-02-10 21:39:19,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 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) [2022-02-10 21:39:19,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 3410 transitions. [2022-02-10 21:39:19,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-02-10 21:39:19,939 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:39:19,939 INFO L515 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] [2022-02-10 21:39:19,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-10 21:39:19,939 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:39:19,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:39:19,940 INFO L85 PathProgramCache]: Analyzing trace with hash 165368903, now seen corresponding path program 3 times [2022-02-10 21:39:19,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:39:19,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597787072] [2022-02-10 21:39:19,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:39:19,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:39:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:39:20,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:39:20,271 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:39:20,271 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597787072] [2022-02-10 21:39:20,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597787072] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:39:20,272 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:39:20,272 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 21:39:20,272 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511825927] [2022-02-10 21:39:20,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:39:20,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-10 21:39:20,272 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:39:20,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-10 21:39:20,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-02-10 21:39:20,273 INFO L87 Difference]: Start difference. First operand 1171 states and 3410 transitions. Second operand has 12 states, 12 states have (on average 7.75) internal successors, (93), 12 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) [2022-02-10 21:39:20,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:39:20,770 INFO L93 Difference]: Finished difference Result 1714 states and 5023 transitions. [2022-02-10 21:39:20,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-10 21:39:20,771 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.75) internal successors, (93), 12 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 [2022-02-10 21:39:20,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:39:20,773 INFO L225 Difference]: With dead ends: 1714 [2022-02-10 21:39:20,773 INFO L226 Difference]: Without dead ends: 859 [2022-02-10 21:39:20,773 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-02-10 21:39:20,773 INFO L934 BasicCegarLoop]: 133 mSDtfsCounter, 277 mSDsluCounter, 655 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 773 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:39:20,774 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [277 Valid, 773 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:39:20,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2022-02-10 21:39:20,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 859. [2022-02-10 21:39:20,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 859 states, 858 states have (on average 2.752913752913753) internal successors, (2362), 858 states have internal predecessors, (2362), 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) [2022-02-10 21:39:20,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 2362 transitions. [2022-02-10 21:39:20,787 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 2362 transitions. Word has length 93 [2022-02-10 21:39:20,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:39:20,787 INFO L470 AbstractCegarLoop]: Abstraction has 859 states and 2362 transitions. [2022-02-10 21:39:20,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.75) internal successors, (93), 12 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) [2022-02-10 21:39:20,787 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 2362 transitions. [2022-02-10 21:39:20,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-02-10 21:39:20,789 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:39:20,789 INFO L515 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] [2022-02-10 21:39:20,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-10 21:39:20,789 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:39:20,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:39:20,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1666778183, now seen corresponding path program 4 times [2022-02-10 21:39:20,790 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:39:20,790 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313086228] [2022-02-10 21:39:20,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:39:20,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:39:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 21:39:20,829 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 21:39:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 21:39:20,904 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 21:39:20,905 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-10 21:39:20,905 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-02-10 21:39:20,907 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2022-02-10 21:39:20,907 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 6 remaining) [2022-02-10 21:39:20,907 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining) [2022-02-10 21:39:20,907 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 6 remaining) [2022-02-10 21:39:20,907 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-02-10 21:39:20,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-10 21:39:20,909 INFO L733 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:39:20,913 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 21:39:20,913 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 21:39:21,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 09:39:21 BasicIcfg [2022-02-10 21:39:21,019 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 21:39:21,019 INFO L158 Benchmark]: Toolchain (without parser) took 10260.25ms. Allocated memory was 180.4MB in the beginning and 3.6GB in the end (delta: 3.4GB). Free memory was 124.3MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 390.3MB. Max. memory is 8.0GB. [2022-02-10 21:39:21,019 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 180.4MB. Free memory is still 142.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 21:39:21,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 461.31ms. Allocated memory was 180.4MB in the beginning and 308.3MB in the end (delta: 127.9MB). Free memory was 124.1MB in the beginning and 267.0MB in the end (delta: -142.9MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-02-10 21:39:21,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.42ms. Allocated memory is still 308.3MB. Free memory was 267.0MB in the beginning and 263.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-10 21:39:21,020 INFO L158 Benchmark]: Boogie Preprocessor took 23.83ms. Allocated memory is still 308.3MB. Free memory was 263.8MB in the beginning and 261.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-10 21:39:21,020 INFO L158 Benchmark]: RCFGBuilder took 957.67ms. Allocated memory is still 308.3MB. Free memory was 261.2MB in the beginning and 164.2MB in the end (delta: 97.0MB). Peak memory consumption was 96.5MB. Max. memory is 8.0GB. [2022-02-10 21:39:21,020 INFO L158 Benchmark]: TraceAbstraction took 8737.86ms. Allocated memory was 308.3MB in the beginning and 3.6GB in the end (delta: 3.2GB). Free memory was 163.7MB in the beginning and 3.1GB in the end (delta: -2.9GB). Peak memory consumption was 302.8MB. Max. memory is 8.0GB. [2022-02-10 21:39:21,021 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 180.4MB. Free memory is still 142.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 461.31ms. Allocated memory was 180.4MB in the beginning and 308.3MB in the end (delta: 127.9MB). Free memory was 124.1MB in the beginning and 267.0MB in the end (delta: -142.9MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 74.42ms. Allocated memory is still 308.3MB. Free memory was 267.0MB in the beginning and 263.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.83ms. Allocated memory is still 308.3MB. Free memory was 263.8MB in the beginning and 261.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 957.67ms. Allocated memory is still 308.3MB. Free memory was 261.2MB in the beginning and 164.2MB in the end (delta: 97.0MB). Peak memory consumption was 96.5MB. Max. memory is 8.0GB. * TraceAbstraction took 8737.86ms. Allocated memory was 308.3MB in the beginning and 3.6GB in the end (delta: 3.2GB). Free memory was 163.7MB in the beginning and 3.1GB in the end (delta: -2.9GB). Peak memory consumption was 302.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L713] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L715] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0] [L717] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L719] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0] [L720] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0] [L721] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L723] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L725] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L727] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L728] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L729] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_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] [L730] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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] [L731] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd1=0] [L732] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_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$r_buff0_thd2=0] [L733] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_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] [L734] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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_buff1_thd0=0] [L735] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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_buff1_thd0=0, z$r_buff1_thd1=0] [L736] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_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$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L737] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_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$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L738] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0] [L739] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L740] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_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$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L741] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_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$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L742] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L743] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$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] [L744] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=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$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L851] 0 pthread_t t284; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t284={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L852] FCALL, FORK 0 pthread_create(&t284, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t284, ((void *)0), P0, ((void *)0))=7, t284={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L853] 0 pthread_t t285; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t284={5:0}, t285={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L854] FCALL, FORK 0 pthread_create(&t285, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t285, ((void *)0), P1, ((void *)0))=8, t284={5:0}, t285={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L855] 0 pthread_t t286; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t284={5:0}, t285={6:0}, t286={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L856] FCALL, FORK 0 pthread_create(&t286, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t286, ((void *)0), P2, ((void *)0))=9, t284={5:0}, t285={6:0}, t286={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L798] 3 z$w_buff1 = z$w_buff0 [L799] 3 z$w_buff0 = 1 [L800] 3 z$w_buff1_used = z$w_buff0_used [L801] 3 z$w_buff0_used = (_Bool)1 [L802] CALL 3 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 3 !(!expression) [L802] RET 3 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L803] 3 z$r_buff1_thd0 = z$r_buff0_thd0 [L804] 3 z$r_buff1_thd1 = z$r_buff0_thd1 [L805] 3 z$r_buff1_thd2 = z$r_buff0_thd2 [L806] 3 z$r_buff1_thd3 = z$r_buff0_thd3 [L807] 3 z$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L810] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L811] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L812] 3 z$flush_delayed = weak$$choice2 [L813] 3 z$mem_tmp = z [L814] EXPR 3 !z$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) [L814] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1 [L814] 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$w_buff1) [L814] 3 z = !z$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) [L815] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L815] 3 z$w_buff0 = weak$$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)) [L816] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L816] 3 z$w_buff1 = weak$$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)) [L817] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L817] 3 z$w_buff0_used = weak$$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)) [L818] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L818] 3 z$w_buff1_used = weak$$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)) [L819] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L819] 3 z$r_buff0_thd3 = weak$$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)) [L820] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] 3 z$r_buff1_thd3 = weak$$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$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] 3 __unbuffered_p2_EAX = z [L822] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L822] 3 z = z$flush_delayed ? z$mem_tmp : z [L823] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, 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=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=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=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] [L826] 3 __unbuffered_p2_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, 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=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=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=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] [L749] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_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$$choice0=50, weak$$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=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=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] [L752] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_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$$choice0=50, weak$$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=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=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] [L757] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_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$$choice0=50, weak$$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=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=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] [L764] 2 x = 2 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_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$$choice0=50, weak$$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=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=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] [L767] 2 y = 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_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$$choice0=50, weak$$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=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=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] [L770] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_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$$choice0=50, weak$$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=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=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 weak$$choice0 = __VERIFIER_nondet_bool() [L774] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L775] 2 z$flush_delayed = weak$$choice2 [L776] 2 z$mem_tmp = z [L777] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L777] 2 z = !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L778] EXPR 2 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L778] 2 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L779] EXPR 2 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L779] 2 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L780] EXPR 2 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L780] 2 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L781] EXPR 2 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L781] 2 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L782] EXPR 2 weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L782] 2 z$r_buff0_thd2 = weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L783] EXPR 2 weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L783] 2 z$r_buff1_thd2 = weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L784] 2 __unbuffered_p1_EBX = z [L785] EXPR 2 z$flush_delayed ? z$mem_tmp : z [L785] 2 z = z$flush_delayed ? z$mem_tmp : z [L786] 2 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L829] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L829] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L830] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L830] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L831] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L831] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L832] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L832] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L833] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L833] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L836] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L791] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L858] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t284={5:0}, t285={6:0}, t286={3:0}, weak$$choice0=51, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L860] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L860] RET 0 assume_abort_if_not(main$tmp_guard0) [L862] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L862] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L862] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L862] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L863] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L863] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L864] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L864] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L865] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L865] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L866] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L866] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L869] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t284={5:0}, t285={6:0}, t286={3:0}, weak$$choice0=51, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L871] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, y=1, 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=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=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: 856]: 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: 852]: 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: 854]: 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 7 procedures, 147 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 8.5s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.3s, AutomataDifference: 3.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.5s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1952 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1952 mSDsluCounter, 5514 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4617 mSDsCounter, 81 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1029 IncrementalHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 81 mSolverCounterUnsat, 1334 mSDtfsCounter, 1029 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14963occurred in iteration=0, InterpolantAutomatonStates: 94, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.0s AutomataMinimizationTime, 10 MinimizatonAttempts, 7552 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 930 NumberOfCodeBlocks, 930 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 827 ConstructedInterpolants, 0 QuantifiedInterpolants, 4629 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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! [2022-02-10 21:39:21,051 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...