/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix007_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 10:38:58,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 10:38:58,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 10:38:59,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 10:38:59,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 10:38:59,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 10:38:59,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 10:38:59,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 10:38:59,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 10:38:59,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 10:38:59,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 10:38:59,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 10:38:59,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 10:38:59,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 10:38:59,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 10:38:59,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 10:38:59,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 10:38:59,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 10:38:59,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 10:38:59,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 10:38:59,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 10:38:59,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 10:38:59,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 10:38:59,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 10:38:59,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-24 10:38:59,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-24 10:38:59,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-24 10:38:59,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-24 10:38:59,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-24 10:38:59,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-24 10:38:59,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-24 10:38:59,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-24 10:38:59,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-24 10:38:59,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 10:38:59,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 10:38:59,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 10:38:59,046 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-PN-VariableLbe.epf [2021-03-24 10:38:59,085 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 10:38:59,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 10:38:59,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 10:38:59,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 10:38:59,087 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 10:38:59,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 10:38:59,087 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 10:38:59,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 10:38:59,087 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 10:38:59,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 10:38:59,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 10:38:59,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 10:38:59,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 10:38:59,088 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 10:38:59,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 10:38:59,088 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 10:38:59,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 10:38:59,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 10:38:59,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 10:38:59,089 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 10:38:59,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 10:38:59,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 10:38:59,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 10:38:59,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 10:38:59,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 10:38:59,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 10:38:59,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 10:38:59,090 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-24 10:38:59,090 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 10:38:59,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 10:38:59,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 10:38:59,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 10:38:59,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 10:38:59,399 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 10:38:59,400 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 10:38:59,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix007_power.oepc.i [2021-03-24 10:38:59,470 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/779aea371/e1d5bec3faf64ba9ae78a1663e387ed4/FLAG5dfb2a076 [2021-03-24 10:38:59,987 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 10:38:59,987 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix007_power.oepc.i [2021-03-24 10:39:00,001 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/779aea371/e1d5bec3faf64ba9ae78a1663e387ed4/FLAG5dfb2a076 [2021-03-24 10:39:00,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/779aea371/e1d5bec3faf64ba9ae78a1663e387ed4 [2021-03-24 10:39:00,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 10:39:00,491 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 10:39:00,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 10:39:00,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 10:39:00,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 10:39:00,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 10:39:00" (1/1) ... [2021-03-24 10:39:00,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b067d90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:00, skipping insertion in model container [2021-03-24 10:39:00,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 10:39:00" (1/1) ... [2021-03-24 10:39:00,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 10:39:00,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 10:39:00,669 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix007_power.oepc.i[951,964] [2021-03-24 10:39:00,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 10:39:00,895 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 10:39:00,905 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix007_power.oepc.i[951,964] [2021-03-24 10:39:00,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 10:39:01,029 INFO L208 MainTranslator]: Completed translation [2021-03-24 10:39:01,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:01 WrapperNode [2021-03-24 10:39:01,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 10:39:01,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 10:39:01,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 10:39:01,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 10:39:01,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:01" (1/1) ... [2021-03-24 10:39:01,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:01" (1/1) ... [2021-03-24 10:39:01,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 10:39:01,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 10:39:01,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 10:39:01,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 10:39:01,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:01" (1/1) ... [2021-03-24 10:39:01,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:01" (1/1) ... [2021-03-24 10:39:01,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:01" (1/1) ... [2021-03-24 10:39:01,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:01" (1/1) ... [2021-03-24 10:39:01,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:01" (1/1) ... [2021-03-24 10:39:01,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:01" (1/1) ... [2021-03-24 10:39:01,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:01" (1/1) ... [2021-03-24 10:39:01,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 10:39:01,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 10:39:01,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 10:39:01,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 10:39:01,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 10:39:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 10:39:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-24 10:39:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 10:39:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 10:39:01,212 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-24 10:39:01,212 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-24 10:39:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-24 10:39:01,213 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-24 10:39:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-24 10:39:01,213 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-24 10:39:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-24 10:39:01,213 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-24 10:39:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 10:39:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-24 10:39:01,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 10:39:01,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 10:39:01,215 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 10:39:02,923 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 10:39:02,924 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-24 10:39:02,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 10:39:02 BoogieIcfgContainer [2021-03-24 10:39:02,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 10:39:02,927 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 10:39:02,927 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 10:39:02,929 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 10:39:02,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 10:39:00" (1/3) ... [2021-03-24 10:39:02,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d6c94d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 10:39:02, skipping insertion in model container [2021-03-24 10:39:02,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:39:01" (2/3) ... [2021-03-24 10:39:02,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d6c94d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 10:39:02, skipping insertion in model container [2021-03-24 10:39:02,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 10:39:02" (3/3) ... [2021-03-24 10:39:02,932 INFO L111 eAbstractionObserver]: Analyzing ICFG mix007_power.oepc.i [2021-03-24 10:39:02,938 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 10:39:02,942 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-24 10:39:02,942 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 10:39:02,987 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,988 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,988 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,988 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,988 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,988 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,988 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,989 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,989 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,989 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,989 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,989 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,989 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,989 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,990 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,990 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,990 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,990 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,990 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,991 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,991 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,991 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,991 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,992 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,992 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,992 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,992 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,992 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,993 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,993 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,993 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,993 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,994 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,994 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,994 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,995 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,995 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,995 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,995 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,995 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,996 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,996 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,997 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,999 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,999 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:02,999 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,000 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,000 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,000 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,001 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,001 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,001 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,001 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,003 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,003 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,003 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,003 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,004 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,004 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,004 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,004 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,004 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,004 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,004 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,005 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,005 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,005 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,005 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,005 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,005 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,005 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,006 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,007 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,009 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,009 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,009 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,010 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,018 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,020 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,020 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,020 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,025 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,025 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,025 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,025 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,027 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,027 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,027 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,027 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,027 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,028 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,028 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,028 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,028 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,028 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,028 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,028 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,028 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,029 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,029 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,029 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,029 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,029 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,032 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,032 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,032 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,032 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,032 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,032 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,032 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,032 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,033 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,033 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,033 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,033 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,033 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,033 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,033 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,033 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,035 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,035 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,035 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,035 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,035 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,035 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,044 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,045 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,047 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,047 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,047 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,048 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,049 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,050 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,050 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,050 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,050 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,050 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,050 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,050 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,055 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,055 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,055 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,055 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,055 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,055 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,055 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,056 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,056 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,056 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,057 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,057 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,057 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,057 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,057 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,057 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,057 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:39:03,059 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-24 10:39:03,075 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-24 10:39:03,106 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 10:39:03,106 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 10:39:03,106 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 10:39:03,106 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 10:39:03,107 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 10:39:03,107 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 10:39:03,107 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 10:39:03,107 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 10:39:03,120 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 120 transitions, 260 flow [2021-03-24 10:39:03,171 INFO L129 PetriNetUnfolder]: 2/116 cut-off events. [2021-03-24 10:39:03,171 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:39:03,184 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 116 events. 2/116 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 93 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-03-24 10:39:03,185 INFO L82 GeneralOperation]: Start removeDead. Operand has 131 places, 120 transitions, 260 flow [2021-03-24 10:39:03,189 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 127 places, 116 transitions, 244 flow [2021-03-24 10:39:03,190 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-24 10:39:03,201 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 127 places, 116 transitions, 244 flow [2021-03-24 10:39:03,205 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 127 places, 116 transitions, 244 flow [2021-03-24 10:39:03,209 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 127 places, 116 transitions, 244 flow [2021-03-24 10:39:03,245 INFO L129 PetriNetUnfolder]: 2/116 cut-off events. [2021-03-24 10:39:03,246 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:39:03,247 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 116 events. 2/116 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 96 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-03-24 10:39:03,251 INFO L142 LiptonReduction]: Number of co-enabled transitions 2886 [2021-03-24 10:39:04,275 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-24 10:39:04,654 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 88 [2021-03-24 10:39:04,774 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-24 10:39:05,677 INFO L154 LiptonReduction]: Checked pairs total: 5647 [2021-03-24 10:39:05,677 INFO L156 LiptonReduction]: Total number of compositions: 75 [2021-03-24 10:39:05,679 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2490 [2021-03-24 10:39:05,685 INFO L129 PetriNetUnfolder]: 0/13 cut-off events. [2021-03-24 10:39:05,685 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:39:05,685 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:05,685 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:39:05,686 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:05,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:05,690 INFO L82 PathProgramCache]: Analyzing trace with hash 1588435965, now seen corresponding path program 1 times [2021-03-24 10:39:05,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:05,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763671859] [2021-03-24 10:39:05,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:39:05,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:05,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:39:05,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:05,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:05,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:39:05,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763671859] [2021-03-24 10:39:05,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:39:05,897 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 10:39:05,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258280322] [2021-03-24 10:39:05,902 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 10:39:05,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:39:05,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 10:39:05,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 10:39:05,912 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 195 [2021-03-24 10:39:05,915 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 50 transitions, 112 flow. Second operand has 3 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:05,915 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:39:05,915 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 195 [2021-03-24 10:39:05,916 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:39:06,012 INFO L129 PetriNetUnfolder]: 133/349 cut-off events. [2021-03-24 10:39:06,013 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:39:06,014 INFO L84 FinitePrefix]: Finished finitePrefix Result has 568 conditions, 349 events. 133/349 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 1875 event pairs, 110 based on Foata normal form. 33/362 useless extension candidates. Maximal degree in co-relation 546. Up to 153 conditions per place. [2021-03-24 10:39:06,017 INFO L132 encePairwiseOnDemand]: 191/195 looper letters, 11 selfloop transitions, 2 changer transitions 0/52 dead transitions. [2021-03-24 10:39:06,017 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 52 transitions, 142 flow [2021-03-24 10:39:06,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 10:39:06,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 10:39:06,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 535 transitions. [2021-03-24 10:39:06,029 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9145299145299145 [2021-03-24 10:39:06,029 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 535 transitions. [2021-03-24 10:39:06,030 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 535 transitions. [2021-03-24 10:39:06,031 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:39:06,033 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 535 transitions. [2021-03-24 10:39:06,037 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 178.33333333333334) internal successors, (535), 3 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,043 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 195.0) internal successors, (780), 4 states have internal predecessors, (780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,044 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 195.0) internal successors, (780), 4 states have internal predecessors, (780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,045 INFO L185 Difference]: Start difference. First operand has 62 places, 50 transitions, 112 flow. Second operand 3 states and 535 transitions. [2021-03-24 10:39:06,046 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 52 transitions, 142 flow [2021-03-24 10:39:06,048 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 52 transitions, 138 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 10:39:06,049 INFO L241 Difference]: Finished difference. Result has 58 places, 47 transitions, 106 flow [2021-03-24 10:39:06,051 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=106, PETRI_PLACES=58, PETRI_TRANSITIONS=47} [2021-03-24 10:39:06,052 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -4 predicate places. [2021-03-24 10:39:06,052 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 47 transitions, 106 flow [2021-03-24 10:39:06,052 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,052 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:06,052 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 10:39:06,053 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 10:39:06,053 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:06,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:06,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1813580090, now seen corresponding path program 1 times [2021-03-24 10:39:06,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:06,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478557801] [2021-03-24 10:39:06,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:39:06,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:06,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:39:06,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:06,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:06,159 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-24 10:39:06,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 10:39:06,171 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 10:39:06,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 10:39:06,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:39:06,175 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478557801] [2021-03-24 10:39:06,175 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:39:06,175 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 10:39:06,176 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051173990] [2021-03-24 10:39:06,176 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 10:39:06,176 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:39:06,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 10:39:06,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-24 10:39:06,179 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 195 [2021-03-24 10:39:06,180 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 47 transitions, 106 flow. Second operand has 5 states, 5 states have (on average 159.0) internal successors, (795), 5 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,180 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:39:06,180 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 195 [2021-03-24 10:39:06,180 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:39:06,441 INFO L129 PetriNetUnfolder]: 493/1225 cut-off events. [2021-03-24 10:39:06,442 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:39:06,446 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2021 conditions, 1225 events. 493/1225 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 9199 event pairs, 121 based on Foata normal form. 60/1206 useless extension candidates. Maximal degree in co-relation 1999. Up to 325 conditions per place. [2021-03-24 10:39:06,451 INFO L132 encePairwiseOnDemand]: 185/195 looper letters, 14 selfloop transitions, 7 changer transitions 24/75 dead transitions. [2021-03-24 10:39:06,451 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 75 transitions, 244 flow [2021-03-24 10:39:06,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 10:39:06,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 10:39:06,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1150 transitions. [2021-03-24 10:39:06,456 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8424908424908425 [2021-03-24 10:39:06,456 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1150 transitions. [2021-03-24 10:39:06,456 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1150 transitions. [2021-03-24 10:39:06,457 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:39:06,457 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1150 transitions. [2021-03-24 10:39:06,459 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 164.28571428571428) internal successors, (1150), 7 states have internal predecessors, (1150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,463 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 195.0) internal successors, (1560), 8 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,463 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 195.0) internal successors, (1560), 8 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,464 INFO L185 Difference]: Start difference. First operand has 58 places, 47 transitions, 106 flow. Second operand 7 states and 1150 transitions. [2021-03-24 10:39:06,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 75 transitions, 244 flow [2021-03-24 10:39:06,465 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 75 transitions, 240 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 10:39:06,466 INFO L241 Difference]: Finished difference. Result has 68 places, 47 transitions, 160 flow [2021-03-24 10:39:06,466 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=160, PETRI_PLACES=68, PETRI_TRANSITIONS=47} [2021-03-24 10:39:06,472 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 6 predicate places. [2021-03-24 10:39:06,472 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 47 transitions, 160 flow [2021-03-24 10:39:06,473 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 159.0) internal successors, (795), 5 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,473 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:06,473 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 10:39:06,473 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 10:39:06,473 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:06,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:06,474 INFO L82 PathProgramCache]: Analyzing trace with hash -906371065, now seen corresponding path program 1 times [2021-03-24 10:39:06,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:06,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214590831] [2021-03-24 10:39:06,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:06,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:39:06,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:06,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:39:06,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:06,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:06,585 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 10:39:06,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 10:39:06,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:39:06,590 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214590831] [2021-03-24 10:39:06,590 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:39:06,590 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 10:39:06,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396897995] [2021-03-24 10:39:06,590 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 10:39:06,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:39:06,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 10:39:06,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 10:39:06,593 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 195 [2021-03-24 10:39:06,593 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 47 transitions, 160 flow. Second operand has 4 states, 4 states have (on average 175.75) internal successors, (703), 4 states have internal predecessors, (703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,594 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:39:06,594 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 195 [2021-03-24 10:39:06,594 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:39:06,674 INFO L129 PetriNetUnfolder]: 150/423 cut-off events. [2021-03-24 10:39:06,674 INFO L130 PetriNetUnfolder]: For 375/390 co-relation queries the response was YES. [2021-03-24 10:39:06,676 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1052 conditions, 423 events. 150/423 cut-off events. For 375/390 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 2499 event pairs, 90 based on Foata normal form. 24/429 useless extension candidates. Maximal degree in co-relation 1026. Up to 213 conditions per place. [2021-03-24 10:39:06,678 INFO L132 encePairwiseOnDemand]: 191/195 looper letters, 2 selfloop transitions, 3 changer transitions 3/50 dead transitions. [2021-03-24 10:39:06,678 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 50 transitions, 194 flow [2021-03-24 10:39:06,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 10:39:06,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 10:39:06,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 883 transitions. [2021-03-24 10:39:06,680 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9056410256410257 [2021-03-24 10:39:06,680 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 883 transitions. [2021-03-24 10:39:06,681 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 883 transitions. [2021-03-24 10:39:06,681 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:39:06,681 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 883 transitions. [2021-03-24 10:39:06,683 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 176.6) internal successors, (883), 5 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,685 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 195.0) internal successors, (1170), 6 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,686 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 195.0) internal successors, (1170), 6 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,686 INFO L185 Difference]: Start difference. First operand has 68 places, 47 transitions, 160 flow. Second operand 5 states and 883 transitions. [2021-03-24 10:39:06,686 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 50 transitions, 194 flow [2021-03-24 10:39:06,689 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 50 transitions, 188 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-03-24 10:39:06,690 INFO L241 Difference]: Finished difference. Result has 65 places, 47 transitions, 169 flow [2021-03-24 10:39:06,690 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=169, PETRI_PLACES=65, PETRI_TRANSITIONS=47} [2021-03-24 10:39:06,691 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 3 predicate places. [2021-03-24 10:39:06,691 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 47 transitions, 169 flow [2021-03-24 10:39:06,691 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 175.75) internal successors, (703), 4 states have internal predecessors, (703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,691 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:06,691 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 10:39:06,692 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 10:39:06,692 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:06,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:06,692 INFO L82 PathProgramCache]: Analyzing trace with hash -660343097, now seen corresponding path program 1 times [2021-03-24 10:39:06,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:06,692 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393244365] [2021-03-24 10:39:06,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:39:06,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:06,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:06,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:06,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:06,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:06,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:39:06,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:39:06,788 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393244365] [2021-03-24 10:39:06,788 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:39:06,788 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 10:39:06,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042506614] [2021-03-24 10:39:06,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 10:39:06,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:39:06,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 10:39:06,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 10:39:06,791 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 195 [2021-03-24 10:39:06,792 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 47 transitions, 169 flow. Second operand has 4 states, 4 states have (on average 162.75) internal successors, (651), 4 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:06,792 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:39:06,792 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 195 [2021-03-24 10:39:06,792 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:39:06,990 INFO L129 PetriNetUnfolder]: 822/1554 cut-off events. [2021-03-24 10:39:06,990 INFO L130 PetriNetUnfolder]: For 528/544 co-relation queries the response was YES. [2021-03-24 10:39:06,998 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3519 conditions, 1554 events. 822/1554 cut-off events. For 528/544 co-relation queries the response was YES. Maximal size of possible extension queue 250. Compared 11252 event pairs, 430 based on Foata normal form. 94/1375 useless extension candidates. Maximal degree in co-relation 3490. Up to 971 conditions per place. [2021-03-24 10:39:07,007 INFO L132 encePairwiseOnDemand]: 188/195 looper letters, 12 selfloop transitions, 10 changer transitions 0/61 dead transitions. [2021-03-24 10:39:07,007 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 61 transitions, 241 flow [2021-03-24 10:39:07,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 10:39:07,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 10:39:07,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 834 transitions. [2021-03-24 10:39:07,010 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8553846153846154 [2021-03-24 10:39:07,010 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 834 transitions. [2021-03-24 10:39:07,010 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 834 transitions. [2021-03-24 10:39:07,011 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:39:07,011 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 834 transitions. [2021-03-24 10:39:07,012 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 166.8) internal successors, (834), 5 states have internal predecessors, (834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:07,014 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 195.0) internal successors, (1170), 6 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:07,015 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 195.0) internal successors, (1170), 6 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:07,015 INFO L185 Difference]: Start difference. First operand has 65 places, 47 transitions, 169 flow. Second operand 5 states and 834 transitions. [2021-03-24 10:39:07,015 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 61 transitions, 241 flow [2021-03-24 10:39:07,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 61 transitions, 229 flow, removed 3 selfloop flow, removed 5 redundant places. [2021-03-24 10:39:07,021 INFO L241 Difference]: Finished difference. Result has 65 places, 56 transitions, 232 flow [2021-03-24 10:39:07,021 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=157, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=232, PETRI_PLACES=65, PETRI_TRANSITIONS=56} [2021-03-24 10:39:07,021 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 3 predicate places. [2021-03-24 10:39:07,022 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 56 transitions, 232 flow [2021-03-24 10:39:07,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 162.75) internal successors, (651), 4 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:07,022 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:07,022 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 10:39:07,022 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 10:39:07,022 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:07,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:07,023 INFO L82 PathProgramCache]: Analyzing trace with hash -778786863, now seen corresponding path program 1 times [2021-03-24 10:39:07,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:07,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255601647] [2021-03-24 10:39:07,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:39:07,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:07,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:39:07,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:07,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:07,092 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-24 10:39:07,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 10:39:07,105 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 10:39:07,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 10:39:07,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:39:07,111 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255601647] [2021-03-24 10:39:07,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:39:07,111 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 10:39:07,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320553293] [2021-03-24 10:39:07,112 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 10:39:07,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:39:07,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 10:39:07,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 10:39:07,113 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 154 out of 195 [2021-03-24 10:39:07,115 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 56 transitions, 232 flow. Second operand has 5 states, 5 states have (on average 156.2) internal successors, (781), 5 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:07,115 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:39:07,115 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 154 of 195 [2021-03-24 10:39:07,115 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:39:07,494 INFO L129 PetriNetUnfolder]: 1123/2408 cut-off events. [2021-03-24 10:39:07,494 INFO L130 PetriNetUnfolder]: For 2131/3747 co-relation queries the response was YES. [2021-03-24 10:39:07,508 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7332 conditions, 2408 events. 1123/2408 cut-off events. For 2131/3747 co-relation queries the response was YES. Maximal size of possible extension queue 352. Compared 20009 event pairs, 409 based on Foata normal form. 111/2285 useless extension candidates. Maximal degree in co-relation 7300. Up to 1309 conditions per place. [2021-03-24 10:39:07,523 INFO L132 encePairwiseOnDemand]: 184/195 looper letters, 22 selfloop transitions, 27 changer transitions 0/86 dead transitions. [2021-03-24 10:39:07,524 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 86 transitions, 486 flow [2021-03-24 10:39:07,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 10:39:07,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 10:39:07,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1120 transitions. [2021-03-24 10:39:07,526 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8205128205128205 [2021-03-24 10:39:07,526 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1120 transitions. [2021-03-24 10:39:07,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1120 transitions. [2021-03-24 10:39:07,527 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:39:07,527 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1120 transitions. [2021-03-24 10:39:07,529 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 160.0) internal successors, (1120), 7 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:07,531 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 195.0) internal successors, (1560), 8 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:07,532 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 195.0) internal successors, (1560), 8 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:07,532 INFO L185 Difference]: Start difference. First operand has 65 places, 56 transitions, 232 flow. Second operand 7 states and 1120 transitions. [2021-03-24 10:39:07,532 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 86 transitions, 486 flow [2021-03-24 10:39:07,540 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 86 transitions, 481 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-24 10:39:07,543 INFO L241 Difference]: Finished difference. Result has 76 places, 79 transitions, 496 flow [2021-03-24 10:39:07,543 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=227, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=496, PETRI_PLACES=76, PETRI_TRANSITIONS=79} [2021-03-24 10:39:07,543 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 14 predicate places. [2021-03-24 10:39:07,544 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 79 transitions, 496 flow [2021-03-24 10:39:07,544 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 156.2) internal successors, (781), 5 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:07,544 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:07,544 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 10:39:07,544 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 10:39:07,544 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:07,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:07,545 INFO L82 PathProgramCache]: Analyzing trace with hash -2130768943, now seen corresponding path program 2 times [2021-03-24 10:39:07,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:07,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922824015] [2021-03-24 10:39:07,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:39:07,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:07,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:07,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:07,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:07,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:07,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:07,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:07,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:39:07,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:39:07,613 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922824015] [2021-03-24 10:39:07,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:39:07,614 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 10:39:07,614 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95232648] [2021-03-24 10:39:07,614 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 10:39:07,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:39:07,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 10:39:07,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-24 10:39:07,616 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 195 [2021-03-24 10:39:07,616 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 79 transitions, 496 flow. Second operand has 5 states, 5 states have (on average 162.8) internal successors, (814), 5 states have internal predecessors, (814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:07,617 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:39:07,617 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 195 [2021-03-24 10:39:07,617 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:39:07,968 INFO L129 PetriNetUnfolder]: 1064/2288 cut-off events. [2021-03-24 10:39:07,968 INFO L130 PetriNetUnfolder]: For 3884/8827 co-relation queries the response was YES. [2021-03-24 10:39:07,984 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8549 conditions, 2288 events. 1064/2288 cut-off events. For 3884/8827 co-relation queries the response was YES. Maximal size of possible extension queue 374. Compared 18740 event pairs, 115 based on Foata normal form. 607/2643 useless extension candidates. Maximal degree in co-relation 8513. Up to 1442 conditions per place. [2021-03-24 10:39:08,000 INFO L132 encePairwiseOnDemand]: 188/195 looper letters, 13 selfloop transitions, 19 changer transitions 0/94 dead transitions. [2021-03-24 10:39:08,000 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 94 transitions, 640 flow [2021-03-24 10:39:08,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 10:39:08,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 10:39:08,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1168 transitions. [2021-03-24 10:39:08,003 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8556776556776556 [2021-03-24 10:39:08,003 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1168 transitions. [2021-03-24 10:39:08,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1168 transitions. [2021-03-24 10:39:08,004 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:39:08,004 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1168 transitions. [2021-03-24 10:39:08,006 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 166.85714285714286) internal successors, (1168), 7 states have internal predecessors, (1168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:08,008 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 195.0) internal successors, (1560), 8 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:08,008 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 195.0) internal successors, (1560), 8 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:08,008 INFO L185 Difference]: Start difference. First operand has 76 places, 79 transitions, 496 flow. Second operand 7 states and 1168 transitions. [2021-03-24 10:39:08,008 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 94 transitions, 640 flow [2021-03-24 10:39:08,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 94 transitions, 634 flow, removed 3 selfloop flow, removed 0 redundant places. [2021-03-24 10:39:08,023 INFO L241 Difference]: Finished difference. Result has 85 places, 88 transitions, 624 flow [2021-03-24 10:39:08,023 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=490, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=624, PETRI_PLACES=85, PETRI_TRANSITIONS=88} [2021-03-24 10:39:08,023 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 23 predicate places. [2021-03-24 10:39:08,023 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 88 transitions, 624 flow [2021-03-24 10:39:08,024 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 162.8) internal successors, (814), 5 states have internal predecessors, (814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:08,024 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:08,024 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 10:39:08,024 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 10:39:08,024 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:08,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:08,025 INFO L82 PathProgramCache]: Analyzing trace with hash -1338948001, now seen corresponding path program 1 times [2021-03-24 10:39:08,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:08,025 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117759664] [2021-03-24 10:39:08,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:39:08,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:08,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:39:08,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:08,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:08,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:08,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:08,139 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-24 10:39:08,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 10:39:08,152 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 10:39:08,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 10:39:08,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:39:08,156 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117759664] [2021-03-24 10:39:08,156 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:39:08,156 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 10:39:08,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604018872] [2021-03-24 10:39:08,157 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 10:39:08,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:39:08,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 10:39:08,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 10:39:08,158 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 154 out of 195 [2021-03-24 10:39:08,159 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 88 transitions, 624 flow. Second operand has 6 states, 6 states have (on average 156.0) internal successors, (936), 6 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:08,159 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:39:08,160 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 154 of 195 [2021-03-24 10:39:08,160 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:39:08,570 INFO L129 PetriNetUnfolder]: 1070/2481 cut-off events. [2021-03-24 10:39:08,571 INFO L130 PetriNetUnfolder]: For 9181/14233 co-relation queries the response was YES. [2021-03-24 10:39:08,589 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11645 conditions, 2481 events. 1070/2481 cut-off events. For 9181/14233 co-relation queries the response was YES. Maximal size of possible extension queue 386. Compared 21699 event pairs, 142 based on Foata normal form. 139/2446 useless extension candidates. Maximal degree in co-relation 11601. Up to 1607 conditions per place. [2021-03-24 10:39:08,606 INFO L132 encePairwiseOnDemand]: 184/195 looper letters, 37 selfloop transitions, 24 changer transitions 3/110 dead transitions. [2021-03-24 10:39:08,606 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 110 transitions, 968 flow [2021-03-24 10:39:08,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 10:39:08,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 10:39:08,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1121 transitions. [2021-03-24 10:39:08,609 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8212454212454212 [2021-03-24 10:39:08,609 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1121 transitions. [2021-03-24 10:39:08,609 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1121 transitions. [2021-03-24 10:39:08,610 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:39:08,610 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1121 transitions. [2021-03-24 10:39:08,612 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 160.14285714285714) internal successors, (1121), 7 states have internal predecessors, (1121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:08,615 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 195.0) internal successors, (1560), 8 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:08,615 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 195.0) internal successors, (1560), 8 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:08,616 INFO L185 Difference]: Start difference. First operand has 85 places, 88 transitions, 624 flow. Second operand 7 states and 1121 transitions. [2021-03-24 10:39:08,616 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 110 transitions, 968 flow [2021-03-24 10:39:08,699 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 110 transitions, 918 flow, removed 17 selfloop flow, removed 3 redundant places. [2021-03-24 10:39:08,701 INFO L241 Difference]: Finished difference. Result has 92 places, 94 transitions, 732 flow [2021-03-24 10:39:08,701 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=574, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=732, PETRI_PLACES=92, PETRI_TRANSITIONS=94} [2021-03-24 10:39:08,701 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 30 predicate places. [2021-03-24 10:39:08,702 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 94 transitions, 732 flow [2021-03-24 10:39:08,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 156.0) internal successors, (936), 6 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:08,702 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:08,702 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 10:39:08,702 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 10:39:08,702 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:08,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:08,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1456126623, now seen corresponding path program 2 times [2021-03-24 10:39:08,703 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:08,703 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803184958] [2021-03-24 10:39:08,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:08,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:39:08,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:08,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:08,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:08,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:08,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:08,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:08,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:08,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:08,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:08,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:39:08,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:39:08,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803184958] [2021-03-24 10:39:08,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:39:08,824 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 10:39:08,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480762856] [2021-03-24 10:39:08,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 10:39:08,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:39:08,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 10:39:08,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-24 10:39:08,826 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 195 [2021-03-24 10:39:08,827 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 94 transitions, 732 flow. Second operand has 6 states, 6 states have (on average 162.83333333333334) internal successors, (977), 6 states have internal predecessors, (977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:08,827 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:39:08,827 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 195 [2021-03-24 10:39:08,828 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:39:09,277 INFO L129 PetriNetUnfolder]: 1184/2476 cut-off events. [2021-03-24 10:39:09,277 INFO L130 PetriNetUnfolder]: For 10422/18011 co-relation queries the response was YES. [2021-03-24 10:39:09,345 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10946 conditions, 2476 events. 1184/2476 cut-off events. For 10422/18011 co-relation queries the response was YES. Maximal size of possible extension queue 448. Compared 20295 event pairs, 25 based on Foata normal form. 1074/3277 useless extension candidates. Maximal degree in co-relation 10901. Up to 1266 conditions per place. [2021-03-24 10:39:09,366 INFO L132 encePairwiseOnDemand]: 188/195 looper letters, 10 selfloop transitions, 28 changer transitions 9/109 dead transitions. [2021-03-24 10:39:09,367 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 109 transitions, 938 flow [2021-03-24 10:39:09,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 10:39:09,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 10:39:09,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1502 transitions. [2021-03-24 10:39:09,370 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8558404558404559 [2021-03-24 10:39:09,370 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1502 transitions. [2021-03-24 10:39:09,370 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1502 transitions. [2021-03-24 10:39:09,371 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:39:09,371 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1502 transitions. [2021-03-24 10:39:09,374 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 166.88888888888889) internal successors, (1502), 9 states have internal predecessors, (1502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:09,377 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 195.0) internal successors, (1950), 10 states have internal predecessors, (1950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:09,379 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 195.0) internal successors, (1950), 10 states have internal predecessors, (1950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:09,379 INFO L185 Difference]: Start difference. First operand has 92 places, 94 transitions, 732 flow. Second operand 9 states and 1502 transitions. [2021-03-24 10:39:09,379 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 109 transitions, 938 flow [2021-03-24 10:39:09,435 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 109 transitions, 910 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-03-24 10:39:09,438 INFO L241 Difference]: Finished difference. Result has 100 places, 97 transitions, 824 flow [2021-03-24 10:39:09,438 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=694, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=824, PETRI_PLACES=100, PETRI_TRANSITIONS=97} [2021-03-24 10:39:09,439 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 38 predicate places. [2021-03-24 10:39:09,439 INFO L480 AbstractCegarLoop]: Abstraction has has 100 places, 97 transitions, 824 flow [2021-03-24 10:39:09,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 162.83333333333334) internal successors, (977), 6 states have internal predecessors, (977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:09,439 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:09,439 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 10:39:09,440 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 10:39:09,440 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:09,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:09,440 INFO L82 PathProgramCache]: Analyzing trace with hash 527915645, now seen corresponding path program 1 times [2021-03-24 10:39:09,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:09,440 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821255321] [2021-03-24 10:39:09,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:39:09,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:09,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:09,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:09,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:09,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:09,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:09,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:09,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:09,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:09,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:09,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:09,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:39:09,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:39:09,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821255321] [2021-03-24 10:39:09,570 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:39:09,570 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-24 10:39:09,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068394412] [2021-03-24 10:39:09,570 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 10:39:09,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:39:09,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 10:39:09,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 10:39:09,572 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 195 [2021-03-24 10:39:09,573 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 97 transitions, 824 flow. Second operand has 7 states, 7 states have (on average 162.85714285714286) internal successors, (1140), 7 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:09,573 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:39:09,573 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 195 [2021-03-24 10:39:09,573 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:39:09,977 INFO L129 PetriNetUnfolder]: 1102/2286 cut-off events. [2021-03-24 10:39:09,977 INFO L130 PetriNetUnfolder]: For 15321/25094 co-relation queries the response was YES. [2021-03-24 10:39:09,999 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12247 conditions, 2286 events. 1102/2286 cut-off events. For 15321/25094 co-relation queries the response was YES. Maximal size of possible extension queue 448. Compared 18726 event pairs, 12 based on Foata normal form. 870/2880 useless extension candidates. Maximal degree in co-relation 12217. Up to 1173 conditions per place. [2021-03-24 10:39:10,013 INFO L132 encePairwiseOnDemand]: 188/195 looper letters, 6 selfloop transitions, 33 changer transitions 5/106 dead transitions. [2021-03-24 10:39:10,013 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 106 transitions, 976 flow [2021-03-24 10:39:10,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 10:39:10,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 10:39:10,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1828 transitions. [2021-03-24 10:39:10,018 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8522144522144522 [2021-03-24 10:39:10,018 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1828 transitions. [2021-03-24 10:39:10,018 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1828 transitions. [2021-03-24 10:39:10,019 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:39:10,019 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1828 transitions. [2021-03-24 10:39:10,023 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 166.1818181818182) internal successors, (1828), 11 states have internal predecessors, (1828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:10,026 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 195.0) internal successors, (2340), 12 states have internal predecessors, (2340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:10,027 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 195.0) internal successors, (2340), 12 states have internal predecessors, (2340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:10,027 INFO L185 Difference]: Start difference. First operand has 100 places, 97 transitions, 824 flow. Second operand 11 states and 1828 transitions. [2021-03-24 10:39:10,027 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 106 transitions, 976 flow [2021-03-24 10:39:10,237 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 106 transitions, 843 flow, removed 47 selfloop flow, removed 8 redundant places. [2021-03-24 10:39:10,238 INFO L241 Difference]: Finished difference. Result has 102 places, 98 transitions, 785 flow [2021-03-24 10:39:10,239 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=691, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=785, PETRI_PLACES=102, PETRI_TRANSITIONS=98} [2021-03-24 10:39:10,239 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 40 predicate places. [2021-03-24 10:39:10,239 INFO L480 AbstractCegarLoop]: Abstraction has has 102 places, 98 transitions, 785 flow [2021-03-24 10:39:10,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 162.85714285714286) internal successors, (1140), 7 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:10,240 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:10,240 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 10:39:10,240 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 10:39:10,240 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:10,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:10,241 INFO L82 PathProgramCache]: Analyzing trace with hash 370026442, now seen corresponding path program 1 times [2021-03-24 10:39:10,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:10,241 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409362974] [2021-03-24 10:39:10,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:39:10,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:10,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:39:10,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:10,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:10,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:10,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:10,354 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 10:39:10,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 10:39:10,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:39:10,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409362974] [2021-03-24 10:39:10,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:39:10,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 10:39:10,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545034633] [2021-03-24 10:39:10,361 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 10:39:10,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:39:10,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 10:39:10,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 10:39:10,363 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 195 [2021-03-24 10:39:10,364 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 98 transitions, 785 flow. Second operand has 5 states, 5 states have (on average 171.2) internal successors, (856), 5 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:10,364 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:39:10,364 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 195 [2021-03-24 10:39:10,364 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:39:10,733 INFO L129 PetriNetUnfolder]: 1205/2794 cut-off events. [2021-03-24 10:39:10,733 INFO L130 PetriNetUnfolder]: For 9769/10644 co-relation queries the response was YES. [2021-03-24 10:39:10,758 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12330 conditions, 2794 events. 1205/2794 cut-off events. For 9769/10644 co-relation queries the response was YES. Maximal size of possible extension queue 573. Compared 25902 event pairs, 19 based on Foata normal form. 2/2548 useless extension candidates. Maximal degree in co-relation 12282. Up to 745 conditions per place. [2021-03-24 10:39:10,765 INFO L132 encePairwiseOnDemand]: 191/195 looper letters, 8 selfloop transitions, 5 changer transitions 5/103 dead transitions. [2021-03-24 10:39:10,765 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 103 transitions, 867 flow [2021-03-24 10:39:10,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 10:39:10,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 10:39:10,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 859 transitions. [2021-03-24 10:39:10,768 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8810256410256411 [2021-03-24 10:39:10,768 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 859 transitions. [2021-03-24 10:39:10,768 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 859 transitions. [2021-03-24 10:39:10,768 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:39:10,769 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 859 transitions. [2021-03-24 10:39:10,770 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 171.8) internal successors, (859), 5 states have internal predecessors, (859), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:10,772 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 195.0) internal successors, (1170), 6 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:10,772 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 195.0) internal successors, (1170), 6 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:10,772 INFO L185 Difference]: Start difference. First operand has 102 places, 98 transitions, 785 flow. Second operand 5 states and 859 transitions. [2021-03-24 10:39:10,772 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 103 transitions, 867 flow [2021-03-24 10:39:11,066 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 103 transitions, 744 flow, removed 31 selfloop flow, removed 11 redundant places. [2021-03-24 10:39:11,068 INFO L241 Difference]: Finished difference. Result has 97 places, 98 transitions, 695 flow [2021-03-24 10:39:11,069 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=664, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=695, PETRI_PLACES=97, PETRI_TRANSITIONS=98} [2021-03-24 10:39:11,069 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 35 predicate places. [2021-03-24 10:39:11,069 INFO L480 AbstractCegarLoop]: Abstraction has has 97 places, 98 transitions, 695 flow [2021-03-24 10:39:11,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 171.2) internal successors, (856), 5 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:11,069 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:11,069 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 10:39:11,070 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-24 10:39:11,070 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:11,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:11,070 INFO L82 PathProgramCache]: Analyzing trace with hash 989168972, now seen corresponding path program 2 times [2021-03-24 10:39:11,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:11,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805399130] [2021-03-24 10:39:11,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:39:11,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:11,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:39:11,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:11,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 10:39:11,135 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-24 10:39:11,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 10:39:11,148 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 10:39:11,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 10:39:11,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:39:11,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805399130] [2021-03-24 10:39:11,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:39:11,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 10:39:11,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233320128] [2021-03-24 10:39:11,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 10:39:11,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:39:11,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 10:39:11,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-24 10:39:11,156 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 195 [2021-03-24 10:39:11,156 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 98 transitions, 695 flow. Second operand has 5 states, 5 states have (on average 160.4) internal successors, (802), 5 states have internal predecessors, (802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:11,157 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:39:11,157 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 195 [2021-03-24 10:39:11,157 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:39:11,547 INFO L129 PetriNetUnfolder]: 1540/3555 cut-off events. [2021-03-24 10:39:11,548 INFO L130 PetriNetUnfolder]: For 6414/6717 co-relation queries the response was YES. [2021-03-24 10:39:11,575 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13221 conditions, 3555 events. 1540/3555 cut-off events. For 6414/6717 co-relation queries the response was YES. Maximal size of possible extension queue 759. Compared 34431 event pairs, 29 based on Foata normal form. 5/3254 useless extension candidates. Maximal degree in co-relation 13193. Up to 955 conditions per place. [2021-03-24 10:39:11,580 INFO L132 encePairwiseOnDemand]: 188/195 looper letters, 16 selfloop transitions, 9 changer transitions 28/112 dead transitions. [2021-03-24 10:39:11,580 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 112 transitions, 929 flow [2021-03-24 10:39:11,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 10:39:11,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 10:39:11,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 813 transitions. [2021-03-24 10:39:11,582 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8338461538461538 [2021-03-24 10:39:11,583 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 813 transitions. [2021-03-24 10:39:11,583 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 813 transitions. [2021-03-24 10:39:11,583 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:39:11,583 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 813 transitions. [2021-03-24 10:39:11,585 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 162.6) internal successors, (813), 5 states have internal predecessors, (813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:11,586 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 195.0) internal successors, (1170), 6 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:11,587 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 195.0) internal successors, (1170), 6 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:11,587 INFO L185 Difference]: Start difference. First operand has 97 places, 98 transitions, 695 flow. Second operand 5 states and 813 transitions. [2021-03-24 10:39:11,587 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 112 transitions, 929 flow [2021-03-24 10:39:11,862 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 112 transitions, 917 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-24 10:39:11,863 INFO L241 Difference]: Finished difference. Result has 100 places, 83 transitions, 532 flow [2021-03-24 10:39:11,863 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=684, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=532, PETRI_PLACES=100, PETRI_TRANSITIONS=83} [2021-03-24 10:39:11,864 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 38 predicate places. [2021-03-24 10:39:11,864 INFO L480 AbstractCegarLoop]: Abstraction has has 100 places, 83 transitions, 532 flow [2021-03-24 10:39:11,864 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 160.4) internal successors, (802), 5 states have internal predecessors, (802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:11,864 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:11,864 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 10:39:11,864 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-24 10:39:11,864 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:11,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:11,865 INFO L82 PathProgramCache]: Analyzing trace with hash 812830848, now seen corresponding path program 3 times [2021-03-24 10:39:11,865 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:11,865 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90105600] [2021-03-24 10:39:11,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:39:11,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:11,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:39:11,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:11,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:39:11,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:11,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:39:11,949 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.5 percent of original size [2021-03-24 10:39:11,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 10:39:11,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:11,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:39:11,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:11,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 10:39:11,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:39:12,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:39:12,010 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-24 10:39:12,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 10:39:12,026 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 10:39:12,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 10:39:12,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:39:12,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90105600] [2021-03-24 10:39:12,034 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:39:12,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-03-24 10:39:12,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641491289] [2021-03-24 10:39:12,035 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 10:39:12,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:39:12,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 10:39:12,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-24 10:39:12,039 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 195 [2021-03-24 10:39:12,040 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 83 transitions, 532 flow. Second operand has 10 states, 10 states have (on average 132.3) internal successors, (1323), 10 states have internal predecessors, (1323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:12,040 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:39:12,040 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 195 [2021-03-24 10:39:12,040 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:39:12,970 INFO L129 PetriNetUnfolder]: 2131/5108 cut-off events. [2021-03-24 10:39:12,970 INFO L130 PetriNetUnfolder]: For 16444/17777 co-relation queries the response was YES. [2021-03-24 10:39:13,004 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17969 conditions, 5108 events. 2131/5108 cut-off events. For 16444/17777 co-relation queries the response was YES. Maximal size of possible extension queue 736. Compared 52795 event pairs, 96 based on Foata normal form. 523/5267 useless extension candidates. Maximal degree in co-relation 17939. Up to 1340 conditions per place. [2021-03-24 10:39:13,011 INFO L132 encePairwiseOnDemand]: 180/195 looper letters, 30 selfloop transitions, 25 changer transitions 27/130 dead transitions. [2021-03-24 10:39:13,011 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 130 transitions, 1059 flow [2021-03-24 10:39:13,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 10:39:13,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 10:39:13,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1495 transitions. [2021-03-24 10:39:13,014 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.696969696969697 [2021-03-24 10:39:13,014 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1495 transitions. [2021-03-24 10:39:13,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1495 transitions. [2021-03-24 10:39:13,015 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:39:13,015 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1495 transitions. [2021-03-24 10:39:13,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 135.9090909090909) internal successors, (1495), 11 states have internal predecessors, (1495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:13,021 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 195.0) internal successors, (2340), 12 states have internal predecessors, (2340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:13,021 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 195.0) internal successors, (2340), 12 states have internal predecessors, (2340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:13,021 INFO L185 Difference]: Start difference. First operand has 100 places, 83 transitions, 532 flow. Second operand 11 states and 1495 transitions. [2021-03-24 10:39:13,021 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 130 transitions, 1059 flow [2021-03-24 10:39:13,471 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 130 transitions, 971 flow, removed 19 selfloop flow, removed 5 redundant places. [2021-03-24 10:39:13,473 INFO L241 Difference]: Finished difference. Result has 107 places, 91 transitions, 657 flow [2021-03-24 10:39:13,473 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=492, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=83, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=657, PETRI_PLACES=107, PETRI_TRANSITIONS=91} [2021-03-24 10:39:13,474 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 45 predicate places. [2021-03-24 10:39:13,474 INFO L480 AbstractCegarLoop]: Abstraction has has 107 places, 91 transitions, 657 flow [2021-03-24 10:39:13,475 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 132.3) internal successors, (1323), 10 states have internal predecessors, (1323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 10:39:13,475 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:39:13,475 INFO L263 CegarLoopForPetriNet]: 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] [2021-03-24 10:39:13,475 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-24 10:39:13,475 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:39:13,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:39:13,476 INFO L82 PathProgramCache]: Analyzing trace with hash 64319106, now seen corresponding path program 4 times [2021-03-24 10:39:13,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:39:13,476 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040819112] [2021-03-24 10:39:13,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:39:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 10:39:13,514 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 10:39:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 10:39:13,564 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 10:39:13,605 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-24 10:39:13,606 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-24 10:39:13,606 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-24 10:39:13,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 10:39:13 BasicIcfg [2021-03-24 10:39:13,742 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 10:39:13,744 INFO L168 Benchmark]: Toolchain (without parser) took 13251.56 ms. Allocated memory was 255.9 MB in the beginning and 742.4 MB in the end (delta: 486.5 MB). Free memory was 232.6 MB in the beginning and 446.4 MB in the end (delta: -213.8 MB). Peak memory consumption was 271.9 MB. Max. memory is 16.0 GB. [2021-03-24 10:39:13,744 INFO L168 Benchmark]: CDTParser took 0.87 ms. Allocated memory is still 255.9 MB. Free memory was 237.8 MB in the beginning and 237.7 MB in the end (delta: 168.6 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 10:39:13,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 529.43 ms. Allocated memory was 255.9 MB in the beginning and 364.9 MB in the end (delta: 109.1 MB). Free memory was 232.6 MB in the beginning and 322.8 MB in the end (delta: -90.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-03-24 10:39:13,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.97 ms. Allocated memory is still 364.9 MB. Free memory was 322.8 MB in the beginning and 320.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-24 10:39:13,745 INFO L168 Benchmark]: Boogie Preprocessor took 66.02 ms. Allocated memory is still 364.9 MB. Free memory was 320.3 MB in the beginning and 317.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 10:39:13,747 INFO L168 Benchmark]: RCFGBuilder took 1766.49 ms. Allocated memory was 364.9 MB in the beginning and 438.3 MB in the end (delta: 73.4 MB). Free memory was 317.7 MB in the beginning and 385.1 MB in the end (delta: -67.4 MB). Peak memory consumption was 64.6 MB. Max. memory is 16.0 GB. [2021-03-24 10:39:13,751 INFO L168 Benchmark]: TraceAbstraction took 10815.34 ms. Allocated memory was 438.3 MB in the beginning and 742.4 MB in the end (delta: 304.1 MB). Free memory was 384.1 MB in the beginning and 446.4 MB in the end (delta: -62.3 MB). Peak memory consumption was 241.7 MB. Max. memory is 16.0 GB. [2021-03-24 10:39:13,753 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 ms. Allocated memory is still 255.9 MB. Free memory was 237.8 MB in the beginning and 237.7 MB in the end (delta: 168.6 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 529.43 ms. Allocated memory was 255.9 MB in the beginning and 364.9 MB in the end (delta: 109.1 MB). Free memory was 232.6 MB in the beginning and 322.8 MB in the end (delta: -90.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 60.97 ms. Allocated memory is still 364.9 MB. Free memory was 322.8 MB in the beginning and 320.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 66.02 ms. Allocated memory is still 364.9 MB. Free memory was 320.3 MB in the beginning and 317.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1766.49 ms. Allocated memory was 364.9 MB in the beginning and 438.3 MB in the end (delta: 73.4 MB). Free memory was 317.7 MB in the beginning and 385.1 MB in the end (delta: -67.4 MB). Peak memory consumption was 64.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 10815.34 ms. Allocated memory was 438.3 MB in the beginning and 742.4 MB in the end (delta: 304.1 MB). Free memory was 384.1 MB in the beginning and 446.4 MB in the end (delta: -62.3 MB). Peak memory consumption was 241.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2472.1ms, 127 PlacesBefore, 62 PlacesAfterwards, 116 TransitionsBefore, 50 TransitionsAfterwards, 2886 CoEnabledTransitionPairs, 5 FixpointIterations, 31 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 75 TotalNumberOfCompositions, 5647 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2179, positive: 2057, positive conditional: 0, positive unconditional: 2057, negative: 122, negative conditional: 0, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1324, positive: 1290, positive conditional: 0, positive unconditional: 1290, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1324, positive: 1290, positive conditional: 0, positive unconditional: 1290, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2179, positive: 767, positive conditional: 0, positive unconditional: 767, negative: 88, negative conditional: 0, negative unconditional: 88, unknown: 1324, unknown conditional: 0, unknown unconditional: 1324] , Statistics on independence cache: Total cache size (in pairs): 120, Positive cache size: 103, Positive conditional cache size: 0, Positive unconditional cache size: 103, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p2_EAX = 0; [L716] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L718] 0 int __unbuffered_p3_EAX = 0; [L720] 0 int __unbuffered_p3_EBX = 0; [L722] 0 int a = 0; [L723] 0 _Bool a$flush_delayed; [L724] 0 int a$mem_tmp; [L725] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L726] 0 _Bool a$r_buff0_thd1; [L727] 0 _Bool a$r_buff0_thd2; [L728] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0] [L729] 0 _Bool a$r_buff0_thd4; [L730] 0 _Bool a$r_buff1_thd0; [L731] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0] [L732] 0 _Bool a$r_buff1_thd2; [L733] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0] [L734] 0 _Bool a$r_buff1_thd4; [L735] 0 _Bool a$read_delayed; [L736] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}] [L737] 0 int a$w_buff0; [L738] 0 _Bool a$w_buff0_used; [L739] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0] [L740] 0 _Bool a$w_buff1_used; [L741] 0 _Bool main$tmp_guard0; [L742] 0 _Bool main$tmp_guard1; [L744] 0 int x = 0; [L746] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L748] 0 int z = 0; [L749] 0 _Bool weak$$choice0; [L750] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L871] 0 pthread_t t177; [L872] FCALL, FORK 0 pthread_create(&t177, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L873] 0 pthread_t t178; [L874] FCALL, FORK 0 pthread_create(&t178, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L754] 1 a$w_buff1 = a$w_buff0 [L755] 1 a$w_buff0 = 1 [L756] 1 a$w_buff1_used = a$w_buff0_used [L757] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L759] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L760] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L761] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L762] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L763] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L764] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L767] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L784] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L787] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L790] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L790] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L791] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L791] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L792] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L793] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L793] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L794] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L794] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L875] 0 pthread_t t179; [L876] FCALL, FORK 0 pthread_create(&t179, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L804] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=0] [L877] 0 pthread_t t180; [L878] FCALL, FORK 0 pthread_create(&t180, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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=1, y=2, z=0] [L807] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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=1, y=2, z=0] [L810] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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=1, y=2, z=0] [L827] 4 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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=1, y=2, z=1] [L830] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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=1, y=2, z=1] [L813] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L813] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L813] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L813] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L814] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L814] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L815] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L815] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L816] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L816] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L817] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L817] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L833] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L834] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L835] 4 a$flush_delayed = weak$$choice2 [L836] 4 a$mem_tmp = a [L837] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L837] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L838] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L838] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L839] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L839] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L840] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L840] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L841] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L841] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L842] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L842] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L843] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L843] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L844] 4 __unbuffered_p3_EBX = a [L845] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L845] 4 a = a$flush_delayed ? a$mem_tmp : a [L846] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, z=1] [L849] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L849] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L849] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L849] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L850] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L850] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L851] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L851] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L852] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L852] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L853] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L853] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L770] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L770] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L771] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L771] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L772] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L772] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L773] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L773] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L774] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L774] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L777] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L779] 1 return 0; [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L799] 2 return 0; [L820] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L822] 3 return 0; [L856] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L858] 4 return 0; [L880] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L884] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L884] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L884] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L884] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L885] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L885] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L886] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L886] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L887] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L887] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L888] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L888] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L891] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 2 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 119 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 2.3ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 10509.3ms, OverallIterations: 13, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 6290.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2575.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 148 SDtfs, 171 SDslu, 231 SDs, 0 SdLazy, 465 SolverSat, 143 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 438.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 82 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 465.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=824occurred in iteration=8, InterpolantAutomatonStates: 82, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 53.4ms SsaConstructionTime, 457.1ms SatisfiabilityAnalysisTime, 852.8ms InterpolantComputationTime, 416 NumberOfCodeBlocks, 416 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 363 ConstructedInterpolants, 0 QuantifiedInterpolants, 2074 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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! Received shutdown request...