/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-RepeatedVariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 05:28:22,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 05:28:22,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 05:28:22,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-25 05:28:22,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 05:28:22,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 05:28:22,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 05:28:22,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 05:28:22,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 05:28:22,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 05:28:22,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 05:28:22,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 05:28:22,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 05:28:22,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 05:28:22,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 05:28:22,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 05:28:22,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-25 05:28:22,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 05:28:22,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 05:28:22,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 05:28:22,412 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-RepeatedVariableLbe.epf [2021-03-25 05:28:22,445 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 05:28:22,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 05:28:22,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 05:28:22,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 05:28:22,450 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 05:28:22,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 05:28:22,450 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 05:28:22,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 05:28:22,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 05:28:22,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 05:28:22,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 05:28:22,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 05:28:22,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 05:28:22,451 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 05:28:22,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 05:28:22,452 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 05:28:22,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 05:28:22,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 05:28:22,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 05:28:22,452 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 05:28:22,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 05:28:22,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 05:28:22,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 05:28:22,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 05:28:22,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 05:28:22,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 05:28:22,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 05:28:22,453 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-25 05:28:22,453 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 05:28:22,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 05:28:22,454 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 05:28:22,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 05:28:22,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 05:28:22,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 05:28:22,731 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 05:28:22,732 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 05:28:22,733 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2021-03-25 05:28:22,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/430215f90/03188fbd4e7544019ced44c45d29d7dd/FLAG07e18e535 [2021-03-25 05:28:23,409 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 05:28:23,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2021-03-25 05:28:23,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/430215f90/03188fbd4e7544019ced44c45d29d7dd/FLAG07e18e535 [2021-03-25 05:28:23,791 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/430215f90/03188fbd4e7544019ced44c45d29d7dd [2021-03-25 05:28:23,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 05:28:23,795 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 05:28:23,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 05:28:23,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 05:28:23,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 05:28:23,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 05:28:23" (1/1) ... [2021-03-25 05:28:23,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f3dfab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:23, skipping insertion in model container [2021-03-25 05:28:23,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 05:28:23" (1/1) ... [2021-03-25 05:28:23,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 05:28:23,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 05:28:24,008 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-03-25 05:28:24,400 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i[75002,75015] [2021-03-25 05:28:24,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 05:28:24,420 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 05:28:24,430 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-03-25 05:28:24,450 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i[75002,75015] [2021-03-25 05:28:24,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 05:28:24,726 INFO L208 MainTranslator]: Completed translation [2021-03-25 05:28:24,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:24 WrapperNode [2021-03-25 05:28:24,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 05:28:24,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 05:28:24,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 05:28:24,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 05:28:24,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:24" (1/1) ... [2021-03-25 05:28:24,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:24" (1/1) ... [2021-03-25 05:28:24,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 05:28:24,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 05:28:24,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 05:28:24,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 05:28:24,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:24" (1/1) ... [2021-03-25 05:28:24,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:24" (1/1) ... [2021-03-25 05:28:24,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:24" (1/1) ... [2021-03-25 05:28:24,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:24" (1/1) ... [2021-03-25 05:28:24,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:24" (1/1) ... [2021-03-25 05:28:24,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:24" (1/1) ... [2021-03-25 05:28:24,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:24" (1/1) ... [2021-03-25 05:28:24,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 05:28:24,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 05:28:24,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 05:28:24,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 05:28:24,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:24" (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 [2021-03-25 05:28:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-25 05:28:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 05:28:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-25 05:28:24,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-25 05:28:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-03-25 05:28:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 05:28:24,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 05:28:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-03-25 05:28:24,948 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-03-25 05:28:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 05:28:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 05:28:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-25 05:28:24,950 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 05:28:25,557 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 05:28:25,558 INFO L299 CfgBuilder]: Removed 20 assume(true) statements. [2021-03-25 05:28:25,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 05:28:25 BoogieIcfgContainer [2021-03-25 05:28:25,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 05:28:25,560 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 05:28:25,561 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 05:28:25,563 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 05:28:25,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 05:28:23" (1/3) ... [2021-03-25 05:28:25,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61dcd0ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 05:28:25, skipping insertion in model container [2021-03-25 05:28:25,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 05:28:24" (2/3) ... [2021-03-25 05:28:25,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61dcd0ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 05:28:25, skipping insertion in model container [2021-03-25 05:28:25,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 05:28:25" (3/3) ... [2021-03-25 05:28:25,565 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_2-container_of.i [2021-03-25 05:28:25,569 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 05:28:25,572 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2021-03-25 05:28:25,572 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 05:28:25,595 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,596 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,596 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,596 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,596 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,596 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,597 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,598 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,598 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,598 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,598 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,598 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,598 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,598 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,598 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,602 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,602 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,603 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,603 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,604 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,604 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,604 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,604 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,604 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,604 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,604 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,605 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,605 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,606 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,607 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,608 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,608 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,608 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,608 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,608 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,608 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,608 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,608 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,609 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,609 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,609 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,609 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,609 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,609 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,609 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,610 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,610 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,610 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,610 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,610 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,610 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,610 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,611 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,611 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,611 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,611 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,611 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,611 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,613 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,613 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,613 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,613 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,614 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,614 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,614 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,614 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,614 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,614 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,614 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,614 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,616 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,616 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,617 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,617 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,617 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,617 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,617 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,617 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,617 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,617 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,618 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,618 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 05:28:25,625 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-25 05:28:25,639 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-03-25 05:28:25,656 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 05:28:25,656 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 05:28:25,656 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 05:28:25,657 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 05:28:25,657 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 05:28:25,657 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 05:28:25,657 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 05:28:25,657 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 05:28:25,668 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 135 places, 137 transitions, 296 flow [2021-03-25 05:28:25,719 INFO L129 PetriNetUnfolder]: 9/177 cut-off events. [2021-03-25 05:28:25,720 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 05:28:25,723 INFO L84 FinitePrefix]: Finished finitePrefix Result has 188 conditions, 177 events. 9/177 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 369 event pairs, 0 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 91. Up to 4 conditions per place. [2021-03-25 05:28:25,724 INFO L82 GeneralOperation]: Start removeDead. Operand has 135 places, 137 transitions, 296 flow [2021-03-25 05:28:25,728 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 125 places, 125 transitions, 268 flow [2021-03-25 05:28:25,730 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:28:25,737 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 125 transitions, 268 flow [2021-03-25 05:28:25,739 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 125 places, 125 transitions, 268 flow [2021-03-25 05:28:25,741 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 125 places, 125 transitions, 268 flow [2021-03-25 05:28:25,810 INFO L129 PetriNetUnfolder]: 6/158 cut-off events. [2021-03-25 05:28:25,811 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 05:28:25,813 INFO L84 FinitePrefix]: Finished finitePrefix Result has 169 conditions, 158 events. 6/158 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 299 event pairs, 0 based on Foata normal form. 0/147 useless extension candidates. Maximal degree in co-relation 81. Up to 4 conditions per place. [2021-03-25 05:28:25,817 INFO L142 LiptonReduction]: Number of co-enabled transitions 1700 [2021-03-25 05:28:29,107 INFO L154 LiptonReduction]: Checked pairs total: 2162 [2021-03-25 05:28:29,107 INFO L156 LiptonReduction]: Total number of compositions: 96 [2021-03-25 05:28:29,109 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3381 [2021-03-25 05:28:29,119 INFO L129 PetriNetUnfolder]: 0/22 cut-off events. [2021-03-25 05:28:29,119 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 05:28:29,120 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:28:29,120 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 05:28:29,120 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 05:28:29,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:28:29,125 INFO L82 PathProgramCache]: Analyzing trace with hash -1377485345, now seen corresponding path program 1 times [2021-03-25 05:28:29,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:28:29,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481363911] [2021-03-25 05:28:29,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:28:29,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 05:28:29,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:28:29,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 05:28:29,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:28:29,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 05:28:29,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:28:29,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 05:28:29,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 05:28:29,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481363911] [2021-03-25 05:28:29,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 05:28:29,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 05:28:29,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278678733] [2021-03-25 05:28:29,486 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 05:28:29,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 05:28:29,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 05:28:29,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 05:28:29,499 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 233 [2021-03-25 05:28:29,502 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 52 transitions, 122 flow. Second operand has 3 states, 3 states have (on average 145.0) internal successors, (435), 3 states have internal predecessors, (435), 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) [2021-03-25 05:28:29,502 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 05:28:29,502 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 233 [2021-03-25 05:28:29,503 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 05:28:29,667 INFO L129 PetriNetUnfolder]: 265/528 cut-off events. [2021-03-25 05:28:29,668 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-25 05:28:29,671 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1032 conditions, 528 events. 265/528 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 2429 event pairs, 121 based on Foata normal form. 1/498 useless extension candidates. Maximal degree in co-relation 940. Up to 388 conditions per place. [2021-03-25 05:28:29,678 INFO L132 encePairwiseOnDemand]: 224/233 looper letters, 32 selfloop transitions, 6 changer transitions 0/57 dead transitions. [2021-03-25 05:28:29,678 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 57 transitions, 208 flow [2021-03-25 05:28:29,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 05:28:29,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 05:28:29,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 468 transitions. [2021-03-25 05:28:29,689 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6695278969957081 [2021-03-25 05:28:29,689 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 468 transitions. [2021-03-25 05:28:29,690 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 468 transitions. [2021-03-25 05:28:29,691 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 05:28:29,693 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 468 transitions. [2021-03-25 05:28:29,697 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 156.0) internal successors, (468), 3 states have internal predecessors, (468), 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) [2021-03-25 05:28:29,704 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 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) [2021-03-25 05:28:29,705 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 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) [2021-03-25 05:28:29,707 INFO L185 Difference]: Start difference. First operand has 53 places, 52 transitions, 122 flow. Second operand 3 states and 468 transitions. [2021-03-25 05:28:29,707 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 57 transitions, 208 flow [2021-03-25 05:28:29,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 57 transitions, 196 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-25 05:28:29,713 INFO L241 Difference]: Finished difference. Result has 50 places, 52 transitions, 138 flow [2021-03-25 05:28:29,715 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=138, PETRI_PLACES=50, PETRI_TRANSITIONS=52} [2021-03-25 05:28:29,715 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -3 predicate places. [2021-03-25 05:28:29,716 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:28:29,716 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 52 transitions, 138 flow [2021-03-25 05:28:29,717 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 52 transitions, 138 flow [2021-03-25 05:28:29,717 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 52 transitions, 138 flow [2021-03-25 05:28:29,733 INFO L129 PetriNetUnfolder]: 30/157 cut-off events. [2021-03-25 05:28:29,734 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-25 05:28:29,734 INFO L84 FinitePrefix]: Finished finitePrefix Result has 237 conditions, 157 events. 30/157 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 705 event pairs, 16 based on Foata normal form. 0/146 useless extension candidates. Maximal degree in co-relation 76. Up to 53 conditions per place. [2021-03-25 05:28:29,737 INFO L142 LiptonReduction]: Number of co-enabled transitions 214 [2021-03-25 05:28:30,043 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-25 05:28:31,316 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-25 05:28:31,425 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-25 05:28:31,731 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-25 05:28:32,106 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-03-25 05:28:32,379 INFO L154 LiptonReduction]: Checked pairs total: 484 [2021-03-25 05:28:32,379 INFO L156 LiptonReduction]: Total number of compositions: 19 [2021-03-25 05:28:32,379 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2663 [2021-03-25 05:28:32,380 INFO L480 AbstractCegarLoop]: Abstraction has has 34 places, 36 transitions, 106 flow [2021-03-25 05:28:32,380 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 145.0) internal successors, (435), 3 states have internal predecessors, (435), 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) [2021-03-25 05:28:32,380 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:28:32,381 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 05:28:32,381 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 05:28:32,381 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 05:28:32,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:28:32,382 INFO L82 PathProgramCache]: Analyzing trace with hash -913506105, now seen corresponding path program 1 times [2021-03-25 05:28:32,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:28:32,382 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225727375] [2021-03-25 05:28:32,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:28:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 05:28:32,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:28:32,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 05:28:32,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:28:32,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 05:28:32,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:28:32,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 05:28:32,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 05:28:32,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225727375] [2021-03-25 05:28:32,469 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 05:28:32,469 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 05:28:32,469 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145594569] [2021-03-25 05:28:32,470 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 05:28:32,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 05:28:32,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 05:28:32,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 05:28:32,473 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 139 out of 252 [2021-03-25 05:28:32,474 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 36 transitions, 106 flow. Second operand has 4 states, 4 states have (on average 141.75) internal successors, (567), 4 states have internal predecessors, (567), 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) [2021-03-25 05:28:32,474 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 05:28:32,474 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 139 of 252 [2021-03-25 05:28:32,474 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 05:28:32,598 INFO L129 PetriNetUnfolder]: 268/510 cut-off events. [2021-03-25 05:28:32,599 INFO L130 PetriNetUnfolder]: For 146/151 co-relation queries the response was YES. [2021-03-25 05:28:32,599 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1312 conditions, 510 events. 268/510 cut-off events. For 146/151 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 2467 event pairs, 109 based on Foata normal form. 32/533 useless extension candidates. Maximal degree in co-relation 272. Up to 380 conditions per place. [2021-03-25 05:28:32,602 INFO L132 encePairwiseOnDemand]: 246/252 looper letters, 28 selfloop transitions, 9 changer transitions 3/48 dead transitions. [2021-03-25 05:28:32,602 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 48 transitions, 232 flow [2021-03-25 05:28:32,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 05:28:32,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 05:28:32,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 450 transitions. [2021-03-25 05:28:32,605 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5952380952380952 [2021-03-25 05:28:32,605 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 450 transitions. [2021-03-25 05:28:32,606 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 450 transitions. [2021-03-25 05:28:32,606 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 05:28:32,606 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 450 transitions. [2021-03-25 05:28:32,607 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 150.0) internal successors, (450), 3 states have internal predecessors, (450), 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) [2021-03-25 05:28:32,609 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 252.0) internal successors, (1008), 4 states have internal predecessors, (1008), 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) [2021-03-25 05:28:32,610 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 252.0) internal successors, (1008), 4 states have internal predecessors, (1008), 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) [2021-03-25 05:28:32,610 INFO L185 Difference]: Start difference. First operand has 34 places, 36 transitions, 106 flow. Second operand 3 states and 450 transitions. [2021-03-25 05:28:32,610 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 48 transitions, 232 flow [2021-03-25 05:28:32,611 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 35 places, 48 transitions, 222 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 05:28:32,612 INFO L241 Difference]: Finished difference. Result has 36 places, 41 transitions, 169 flow [2021-03-25 05:28:32,612 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=100, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=169, PETRI_PLACES=36, PETRI_TRANSITIONS=41} [2021-03-25 05:28:32,612 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -17 predicate places. [2021-03-25 05:28:32,613 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:28:32,613 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 36 places, 41 transitions, 169 flow [2021-03-25 05:28:32,613 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 36 places, 41 transitions, 169 flow [2021-03-25 05:28:32,613 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 35 places, 41 transitions, 169 flow [2021-03-25 05:28:32,634 INFO L129 PetriNetUnfolder]: 73/203 cut-off events. [2021-03-25 05:28:32,634 INFO L130 PetriNetUnfolder]: For 94/103 co-relation queries the response was YES. [2021-03-25 05:28:32,635 INFO L84 FinitePrefix]: Finished finitePrefix Result has 483 conditions, 203 events. 73/203 cut-off events. For 94/103 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1016 event pairs, 19 based on Foata normal form. 0/193 useless extension candidates. Maximal degree in co-relation 155. Up to 113 conditions per place. [2021-03-25 05:28:32,636 INFO L142 LiptonReduction]: Number of co-enabled transitions 150 [2021-03-25 05:28:33,035 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 105 [2021-03-25 05:28:33,193 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-03-25 05:28:33,533 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 105 [2021-03-25 05:28:33,692 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-03-25 05:28:35,459 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 156 DAG size of output: 153 [2021-03-25 05:28:36,135 WARN L205 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2021-03-25 05:28:37,366 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 156 DAG size of output: 153 [2021-03-25 05:28:37,897 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2021-03-25 05:28:38,591 WARN L205 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2021-03-25 05:28:39,299 WARN L205 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 05:28:40,057 WARN L205 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2021-03-25 05:28:40,742 WARN L205 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 05:28:40,751 INFO L154 LiptonReduction]: Checked pairs total: 359 [2021-03-25 05:28:40,751 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 05:28:40,751 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8138 [2021-03-25 05:28:40,752 INFO L480 AbstractCegarLoop]: Abstraction has has 30 places, 36 transitions, 159 flow [2021-03-25 05:28:40,752 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 141.75) internal successors, (567), 4 states have internal predecessors, (567), 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) [2021-03-25 05:28:40,753 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:28:40,753 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 05:28:40,753 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 05:28:40,753 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 05:28:40,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:28:40,753 INFO L82 PathProgramCache]: Analyzing trace with hash -876148419, now seen corresponding path program 1 times [2021-03-25 05:28:40,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:28:40,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113483349] [2021-03-25 05:28:40,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:28:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 05:28:40,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:28:40,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 05:28:40,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:28:40,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 05:28:40,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 05:28:40,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 05:28:40,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 05:28:40,822 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113483349] [2021-03-25 05:28:40,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 05:28:40,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 05:28:40,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273410849] [2021-03-25 05:28:40,823 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 05:28:40,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 05:28:40,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 05:28:40,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 05:28:40,829 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 258 [2021-03-25 05:28:40,830 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 36 transitions, 159 flow. Second operand has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 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) [2021-03-25 05:28:40,830 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 05:28:40,830 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 258 [2021-03-25 05:28:40,830 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 05:28:40,849 INFO L129 PetriNetUnfolder]: 5/37 cut-off events. [2021-03-25 05:28:40,850 INFO L130 PetriNetUnfolder]: For 17/27 co-relation queries the response was YES. [2021-03-25 05:28:40,850 INFO L84 FinitePrefix]: Finished finitePrefix Result has 70 conditions, 37 events. 5/37 cut-off events. For 17/27 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 88 event pairs, 4 based on Foata normal form. 8/42 useless extension candidates. Maximal degree in co-relation 65. Up to 13 conditions per place. [2021-03-25 05:28:40,850 INFO L132 encePairwiseOnDemand]: 257/258 looper letters, 2 selfloop transitions, 0 changer transitions 0/19 dead transitions. [2021-03-25 05:28:40,850 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 24 places, 19 transitions, 64 flow [2021-03-25 05:28:40,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-25 05:28:40,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-25 05:28:40,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 435 transitions. [2021-03-25 05:28:40,852 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8430232558139535 [2021-03-25 05:28:40,852 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 435 transitions. [2021-03-25 05:28:40,852 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 435 transitions. [2021-03-25 05:28:40,852 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 05:28:40,853 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 435 transitions. [2021-03-25 05:28:40,854 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 217.5) internal successors, (435), 2 states have internal predecessors, (435), 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) [2021-03-25 05:28:40,855 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 258.0) internal successors, (774), 3 states have internal predecessors, (774), 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) [2021-03-25 05:28:40,855 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 258.0) internal successors, (774), 3 states have internal predecessors, (774), 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) [2021-03-25 05:28:40,855 INFO L185 Difference]: Start difference. First operand has 30 places, 36 transitions, 159 flow. Second operand 2 states and 435 transitions. [2021-03-25 05:28:40,856 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 24 places, 19 transitions, 64 flow [2021-03-25 05:28:40,856 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 23 places, 19 transitions, 56 flow, removed 4 selfloop flow, removed 1 redundant places. [2021-03-25 05:28:40,856 INFO L241 Difference]: Finished difference. Result has 23 places, 19 transitions, 52 flow [2021-03-25 05:28:40,857 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=22, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=52, PETRI_PLACES=23, PETRI_TRANSITIONS=19} [2021-03-25 05:28:40,857 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -30 predicate places. [2021-03-25 05:28:40,857 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:28:40,857 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 23 places, 19 transitions, 52 flow [2021-03-25 05:28:40,857 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 23 places, 19 transitions, 52 flow [2021-03-25 05:28:40,858 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 21 places, 19 transitions, 52 flow [2021-03-25 05:28:40,861 INFO L129 PetriNetUnfolder]: 5/37 cut-off events. [2021-03-25 05:28:40,861 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 05:28:40,861 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53 conditions, 37 events. 5/37 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 93 event pairs, 4 based on Foata normal form. 0/35 useless extension candidates. Maximal degree in co-relation 28. Up to 13 conditions per place. [2021-03-25 05:28:40,862 INFO L142 LiptonReduction]: Number of co-enabled transitions 70 [2021-03-25 05:28:40,863 INFO L154 LiptonReduction]: Checked pairs total: 26 [2021-03-25 05:28:40,863 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 05:28:40,863 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6 [2021-03-25 05:28:40,863 INFO L480 AbstractCegarLoop]: Abstraction has has 21 places, 19 transitions, 52 flow [2021-03-25 05:28:40,864 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 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) [2021-03-25 05:28:40,864 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:28:40,864 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 05:28:40,864 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 05:28:40,864 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 05:28:40,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:28:40,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1466540185, now seen corresponding path program 1 times [2021-03-25 05:28:40,865 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:28:40,865 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430708103] [2021-03-25 05:28:40,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:28:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 05:28:41,042 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-25 05:28:41,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 05:28:41,056 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-25 05:28:41,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 05:28:41,070 INFO L142 QuantifierPusher]: treesize reduction 9, result has 64.0 percent of original size [2021-03-25 05:28:41,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 05:28:41,084 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-03-25 05:28:41,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 05:28:41,101 INFO L142 QuantifierPusher]: treesize reduction 14, result has 68.2 percent of original size [2021-03-25 05:28:41,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 05:28:41,112 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-25 05:28:41,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 05:28:41,124 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-25 05:28:41,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 05:28:41,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 05:28:41,127 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430708103] [2021-03-25 05:28:41,127 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 05:28:41,127 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 05:28:41,128 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704908472] [2021-03-25 05:28:41,128 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 05:28:41,128 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 05:28:41,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 05:28:41,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-25 05:28:41,130 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 258 [2021-03-25 05:28:41,131 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 21 places, 19 transitions, 52 flow. Second operand has 7 states, 7 states have (on average 120.0) internal successors, (840), 7 states have internal predecessors, (840), 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) [2021-03-25 05:28:41,132 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 05:28:41,132 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 258 [2021-03-25 05:28:41,132 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 05:28:41,312 INFO L129 PetriNetUnfolder]: 69/168 cut-off events. [2021-03-25 05:28:41,313 INFO L130 PetriNetUnfolder]: For 35/35 co-relation queries the response was YES. [2021-03-25 05:28:41,313 INFO L84 FinitePrefix]: Finished finitePrefix Result has 388 conditions, 168 events. 69/168 cut-off events. For 35/35 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 629 event pairs, 15 based on Foata normal form. 0/167 useless extension candidates. Maximal degree in co-relation 44. Up to 67 conditions per place. [2021-03-25 05:28:41,315 INFO L132 encePairwiseOnDemand]: 251/258 looper letters, 21 selfloop transitions, 8 changer transitions 0/33 dead transitions. [2021-03-25 05:28:41,316 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 26 places, 33 transitions, 152 flow [2021-03-25 05:28:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 05:28:41,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 05:28:41,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 738 transitions. [2021-03-25 05:28:41,319 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47674418604651164 [2021-03-25 05:28:41,320 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 738 transitions. [2021-03-25 05:28:41,320 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 738 transitions. [2021-03-25 05:28:41,320 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 05:28:41,320 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 738 transitions. [2021-03-25 05:28:41,322 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 123.0) internal successors, (738), 6 states have internal predecessors, (738), 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) [2021-03-25 05:28:41,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 258.0) internal successors, (1806), 7 states have internal predecessors, (1806), 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) [2021-03-25 05:28:41,326 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 258.0) internal successors, (1806), 7 states have internal predecessors, (1806), 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) [2021-03-25 05:28:41,326 INFO L185 Difference]: Start difference. First operand has 21 places, 19 transitions, 52 flow. Second operand 6 states and 738 transitions. [2021-03-25 05:28:41,326 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 26 places, 33 transitions, 152 flow [2021-03-25 05:28:41,327 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 26 places, 33 transitions, 152 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 05:28:41,328 INFO L241 Difference]: Finished difference. Result has 28 places, 22 transitions, 90 flow [2021-03-25 05:28:41,328 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=90, PETRI_PLACES=28, PETRI_TRANSITIONS=22} [2021-03-25 05:28:41,328 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -25 predicate places. [2021-03-25 05:28:41,328 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:28:41,328 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 28 places, 22 transitions, 90 flow [2021-03-25 05:28:41,328 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 28 places, 22 transitions, 90 flow [2021-03-25 05:28:41,329 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 28 places, 22 transitions, 90 flow [2021-03-25 05:28:41,339 INFO L129 PetriNetUnfolder]: 11/67 cut-off events. [2021-03-25 05:28:41,339 INFO L130 PetriNetUnfolder]: For 23/23 co-relation queries the response was YES. [2021-03-25 05:28:41,340 INFO L84 FinitePrefix]: Finished finitePrefix Result has 125 conditions, 67 events. 11/67 cut-off events. For 23/23 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 259 event pairs, 7 based on Foata normal form. 0/62 useless extension candidates. Maximal degree in co-relation 42. Up to 24 conditions per place. [2021-03-25 05:28:41,340 INFO L142 LiptonReduction]: Number of co-enabled transitions 78 [2021-03-25 05:28:41,341 INFO L154 LiptonReduction]: Checked pairs total: 32 [2021-03-25 05:28:41,341 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 05:28:41,342 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 14 [2021-03-25 05:28:41,342 INFO L480 AbstractCegarLoop]: Abstraction has has 28 places, 22 transitions, 90 flow [2021-03-25 05:28:41,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 120.0) internal successors, (840), 7 states have internal predecessors, (840), 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) [2021-03-25 05:28:41,343 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:28:41,343 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 05:28:41,343 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 05:28:41,343 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 05:28:41,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:28:41,343 INFO L82 PathProgramCache]: Analyzing trace with hash 878102156, now seen corresponding path program 1 times [2021-03-25 05:28:41,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:28:41,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088690729] [2021-03-25 05:28:41,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:28:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 05:28:41,522 INFO L142 QuantifierPusher]: treesize reduction 11, result has 75.6 percent of original size [2021-03-25 05:28:41,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 05:28:41,539 INFO L142 QuantifierPusher]: treesize reduction 19, result has 67.8 percent of original size [2021-03-25 05:28:41,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 05:28:41,558 INFO L142 QuantifierPusher]: treesize reduction 19, result has 62.7 percent of original size [2021-03-25 05:28:41,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 05:28:41,577 INFO L142 QuantifierPusher]: treesize reduction 19, result has 62.7 percent of original size [2021-03-25 05:28:41,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 05:28:41,598 INFO L142 QuantifierPusher]: treesize reduction 20, result has 63.0 percent of original size [2021-03-25 05:28:41,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 05:28:41,625 INFO L142 QuantifierPusher]: treesize reduction 20, result has 58.3 percent of original size [2021-03-25 05:28:41,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 05:28:41,649 INFO L142 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-03-25 05:28:41,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 05:28:41,674 INFO L142 QuantifierPusher]: treesize reduction 18, result has 65.4 percent of original size [2021-03-25 05:28:41,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 05:28:41,700 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-03-25 05:28:41,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 05:28:41,731 INFO L142 QuantifierPusher]: treesize reduction 44, result has 36.2 percent of original size [2021-03-25 05:28:41,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 05:28:41,771 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-25 05:28:41,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 05:28:41,793 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-25 05:28:41,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 05:28:41,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 05:28:41,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088690729] [2021-03-25 05:28:41,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 05:28:41,795 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-03-25 05:28:41,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331953001] [2021-03-25 05:28:41,796 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-25 05:28:41,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 05:28:41,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-25 05:28:41,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-03-25 05:28:41,799 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 258 [2021-03-25 05:28:41,800 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 28 places, 22 transitions, 90 flow. Second operand has 13 states, 13 states have (on average 113.07692307692308) internal successors, (1470), 13 states have internal predecessors, (1470), 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) [2021-03-25 05:28:41,800 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 05:28:41,801 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 258 [2021-03-25 05:28:41,801 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 05:28:42,635 INFO L129 PetriNetUnfolder]: 88/242 cut-off events. [2021-03-25 05:28:42,635 INFO L130 PetriNetUnfolder]: For 182/182 co-relation queries the response was YES. [2021-03-25 05:28:42,636 INFO L84 FinitePrefix]: Finished finitePrefix Result has 634 conditions, 242 events. 88/242 cut-off events. For 182/182 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1147 event pairs, 8 based on Foata normal form. 1/236 useless extension candidates. Maximal degree in co-relation 195. Up to 77 conditions per place. [2021-03-25 05:28:42,637 INFO L132 encePairwiseOnDemand]: 245/258 looper letters, 39 selfloop transitions, 24 changer transitions 9/76 dead transitions. [2021-03-25 05:28:42,637 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 76 transitions, 458 flow [2021-03-25 05:28:42,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 05:28:42,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 05:28:42,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1521 transitions. [2021-03-25 05:28:42,641 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.45348837209302323 [2021-03-25 05:28:42,642 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1521 transitions. [2021-03-25 05:28:42,642 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1521 transitions. [2021-03-25 05:28:42,643 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 05:28:42,643 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1521 transitions. [2021-03-25 05:28:42,646 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 117.0) internal successors, (1521), 13 states have internal predecessors, (1521), 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) [2021-03-25 05:28:42,651 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 258.0) internal successors, (3612), 14 states have internal predecessors, (3612), 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) [2021-03-25 05:28:42,651 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 258.0) internal successors, (3612), 14 states have internal predecessors, (3612), 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) [2021-03-25 05:28:42,652 INFO L185 Difference]: Start difference. First operand has 28 places, 22 transitions, 90 flow. Second operand 13 states and 1521 transitions. [2021-03-25 05:28:42,652 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 76 transitions, 458 flow [2021-03-25 05:28:42,653 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 76 transitions, 439 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-25 05:28:42,654 INFO L241 Difference]: Finished difference. Result has 43 places, 43 transitions, 269 flow [2021-03-25 05:28:42,654 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=258, PETRI_DIFFERENCE_MINUEND_FLOW=82, PETRI_DIFFERENCE_MINUEND_PLACES=25, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=9, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=269, PETRI_PLACES=43, PETRI_TRANSITIONS=43} [2021-03-25 05:28:42,654 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -10 predicate places. [2021-03-25 05:28:42,655 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 05:28:42,655 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 43 transitions, 269 flow [2021-03-25 05:28:42,655 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 43 transitions, 269 flow [2021-03-25 05:28:42,655 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 43 transitions, 269 flow [2021-03-25 05:28:42,665 INFO L129 PetriNetUnfolder]: 26/128 cut-off events. [2021-03-25 05:28:42,665 INFO L130 PetriNetUnfolder]: For 117/119 co-relation queries the response was YES. [2021-03-25 05:28:42,666 INFO L84 FinitePrefix]: Finished finitePrefix Result has 326 conditions, 128 events. 26/128 cut-off events. For 117/119 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 625 event pairs, 4 based on Foata normal form. 0/120 useless extension candidates. Maximal degree in co-relation 298. Up to 37 conditions per place. [2021-03-25 05:28:42,666 INFO L142 LiptonReduction]: Number of co-enabled transitions 98 [2021-03-25 05:28:42,670 INFO L154 LiptonReduction]: Checked pairs total: 72 [2021-03-25 05:28:42,670 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 05:28:42,670 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 15 [2021-03-25 05:28:42,670 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 43 transitions, 269 flow [2021-03-25 05:28:42,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 113.07692307692308) internal successors, (1470), 13 states have internal predecessors, (1470), 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) [2021-03-25 05:28:42,671 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 05:28:42,671 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 05:28:42,671 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 05:28:42,671 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 05:28:42,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 05:28:42,672 INFO L82 PathProgramCache]: Analyzing trace with hash -156208220, now seen corresponding path program 2 times [2021-03-25 05:28:42,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 05:28:42,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178549140] [2021-03-25 05:28:42,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 05:28:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 05:28:42,716 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 05:28:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 05:28:42,765 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 05:28:42,801 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 05:28:42,801 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 05:28:42,801 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 05:28:42,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 05:28:42 BasicIcfg [2021-03-25 05:28:42,866 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 05:28:42,867 INFO L168 Benchmark]: Toolchain (without parser) took 19071.66 ms. Allocated memory was 335.5 MB in the beginning and 490.7 MB in the end (delta: 155.2 MB). Free memory was 297.0 MB in the beginning and 406.5 MB in the end (delta: -109.5 MB). Peak memory consumption was 48.4 MB. Max. memory is 16.0 GB. [2021-03-25 05:28:42,867 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 335.5 MB. Free memory was 317.2 MB in the beginning and 317.1 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 05:28:42,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 919.81 ms. Allocated memory is still 335.5 MB. Free memory was 296.9 MB in the beginning and 283.1 MB in the end (delta: 13.8 MB). Peak memory consumption was 81.3 MB. Max. memory is 16.0 GB. [2021-03-25 05:28:42,868 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.87 ms. Allocated memory is still 335.5 MB. Free memory was 283.1 MB in the beginning and 280.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-25 05:28:42,868 INFO L168 Benchmark]: Boogie Preprocessor took 67.60 ms. Allocated memory is still 335.5 MB. Free memory was 280.0 MB in the beginning and 277.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 05:28:42,868 INFO L168 Benchmark]: RCFGBuilder took 682.24 ms. Allocated memory is still 335.5 MB. Free memory was 277.9 MB in the beginning and 231.7 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.0 GB. [2021-03-25 05:28:42,869 INFO L168 Benchmark]: TraceAbstraction took 17305.90 ms. Allocated memory was 335.5 MB in the beginning and 490.7 MB in the end (delta: 155.2 MB). Free memory was 230.7 MB in the beginning and 406.5 MB in the end (delta: -175.8 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 05:28:42,870 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 335.5 MB. Free memory was 317.2 MB in the beginning and 317.1 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 919.81 ms. Allocated memory is still 335.5 MB. Free memory was 296.9 MB in the beginning and 283.1 MB in the end (delta: 13.8 MB). Peak memory consumption was 81.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 80.87 ms. Allocated memory is still 335.5 MB. Free memory was 283.1 MB in the beginning and 280.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 67.60 ms. Allocated memory is still 335.5 MB. Free memory was 280.0 MB in the beginning and 277.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 682.24 ms. Allocated memory is still 335.5 MB. Free memory was 277.9 MB in the beginning and 231.7 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 17305.90 ms. Allocated memory was 335.5 MB in the beginning and 490.7 MB in the end (delta: 155.2 MB). Free memory was 230.7 MB in the beginning and 406.5 MB in the end (delta: -175.8 MB). There was no memory consumed. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3367.6ms, 125 PlacesBefore, 53 PlacesAfterwards, 125 TransitionsBefore, 52 TransitionsAfterwards, 1700 CoEnabledTransitionPairs, 5 FixpointIterations, 49 TrivialSequentialCompositions, 34 ConcurrentSequentialCompositions, 6 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 96 TotalNumberOfCompositions, 2162 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1132, positive: 1058, positive conditional: 0, positive unconditional: 1058, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 832, positive: 799, positive conditional: 0, positive unconditional: 799, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 832, positive: 799, positive conditional: 0, positive unconditional: 799, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1132, positive: 259, positive conditional: 0, positive unconditional: 259, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 832, unknown conditional: 0, unknown unconditional: 832] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 21, Positive conditional cache size: 0, Positive unconditional cache size: 21, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2662.0ms, 50 PlacesBefore, 34 PlacesAfterwards, 52 TransitionsBefore, 36 TransitionsAfterwards, 214 CoEnabledTransitionPairs, 4 FixpointIterations, 15 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 19 TotalNumberOfCompositions, 484 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 69, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 17, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 69, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 17, unknown conditional: 0, unknown unconditional: 17] , Statistics on independence cache: Total cache size (in pairs): 17, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8138.1ms, 36 PlacesBefore, 30 PlacesAfterwards, 41 TransitionsBefore, 36 TransitionsAfterwards, 150 CoEnabledTransitionPairs, 4 FixpointIterations, 4 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 6 TotalNumberOfCompositions, 359 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 48, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 48, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , Statistics on independence cache: Total cache size (in pairs): 18, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5.3ms, 23 PlacesBefore, 21 PlacesAfterwards, 19 TransitionsBefore, 19 TransitionsAfterwards, 70 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 26 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 18, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 13.1ms, 28 PlacesBefore, 28 PlacesAfterwards, 22 TransitionsBefore, 22 TransitionsAfterwards, 78 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 32 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 18, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14.9ms, 43 PlacesBefore, 40 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 98 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 72 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 19, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 - CounterExampleResult [Line: 1675]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1676] 0 pthread_t t1,t2; [L1725] 0 return 0; [L1731] 0 int ret = my_drv_init(); [L1732] COND TRUE 0 ret==0 [L1733] 0 int probe_ret; [L1734] 0 struct my_data data; [L1704] 0 struct device *d = &data->dev; [L1706] 0 data->shared.a = 0 [L1707] 0 data->shared.b = 0 [L1708] 0 int res = __VERIFIER_nondet_int(); [L1709] COND FALSE 0 !(\read(res)) [L1711] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={7:24}, t1={8:0}, t2={6:0}] [L1689] 1 struct device *dev = (struct device*)arg; [L1690] 1 struct my_data *data; [L1691] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); [L1691] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) [L1693] 1 data->shared.a = 1 VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={8:0}, t2={6:0}] [L1696] EXPR 1 data->shared.b [L1696] 1 int lb = data->shared.b; [L1712] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, lb=0, t1={8:0}, t2={6:0}] [L1713] 0 return 0; [L1735] 0 probe_ret = my_drv_probe(&data) [L1736] COND TRUE 0 probe_ret==0 [L1719] 0 void *status; [L1720] 0 \read(t1) VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, lb=0, t1={8:0}, t2={6:0}] [L1689] 2 struct device *dev = (struct device*)arg; [L1690] 2 struct my_data *data; [L1691] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); [L1691] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) [L1693] 2 data->shared.a = 1 VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, lb=0, t1={8:0}, t2={6:0}] [L1696] EXPR 2 data->shared.b [L1696] 2 int lb = data->shared.b; [L1699] 1 data->shared.b = lb + 1 [L1701] 1 return 0; [L1720] FCALL, JOIN 1 pthread_join(t1, &status) VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, lb=0, t1={8:0}, t2={6:0}] [L1721] 0 \read(t2) VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, lb=0, t1={8:0}, t2={6:0}] [L1699] 2 data->shared.b = lb + 1 [L1701] 2 return 0; [L1721] FCALL, JOIN 2 pthread_join(t2, &status) VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, lb=0, t1={8:0}, t2={6:0}] [L1738] 0 data.shared.a [L1675] COND FALSE 0 !(!expression) [L1739] 0 data.shared.b [L1675] COND TRUE 0 !expression [L1675] 0 reach_error() VAL [\result={0:0}, __mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, lb=0, t1={8:0}, t2={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 118 locations, 4 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 3.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 17149.4ms, OverallIterations: 6, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1453.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3458.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 67 SDtfs, 63 SDslu, 30 SDs, 0 SdLazy, 565 SolverSat, 49 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 596.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 678.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=269occurred in iteration=5, InterpolantAutomatonStates: 27, 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: 15.8ms SsaConstructionTime, 201.3ms SatisfiabilityAnalysisTime, 852.0ms InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 763 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...