/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-races/race-2_2-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 11:15:31,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 11:15:31,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 11:15:31,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 11:15:31,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 11:15:31,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 11:15:31,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 11:15:31,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 11:15:31,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 11:15:31,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 11:15:31,392 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 11:15:31,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 11:15:31,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 11:15:31,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 11:15:31,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 11:15:31,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 11:15:31,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 11:15:31,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 11:15:31,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 11:15:31,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 11:15:31,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 11:15:31,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 11:15:31,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 11:15:31,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 11:15:31,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 11:15:31,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 11:15:31,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 11:15:31,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 11:15:31,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 11:15:31,433 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 11:15:31,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 11:15:31,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 11:15:31,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 11:15:31,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 11:15:31,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 11:15:31,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 11:15:31,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 11:15:31,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 11:15:31,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 11:15:31,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 11:15:31,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 11:15:31,443 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 11:15:31,469 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 11:15:31,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 11:15:31,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 11:15:31,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 11:15:31,472 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 11:15:31,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 11:15:31,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 11:15:31,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 11:15:31,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 11:15:31,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 11:15:31,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 11:15:31,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 11:15:31,474 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 11:15:31,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 11:15:31,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 11:15:31,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 11:15:31,475 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 11:15:31,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 11:15:31,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 11:15:31,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 11:15:31,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 11:15:31,476 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 11:15:31,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 11:15:31,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 11:15:31,477 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 11:15:31,477 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 11:15:31,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 11:15:31,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 11:15:31,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 11:15:31,924 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 11:15:31,927 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 11:15:31,928 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2020-12-22 11:15:32,015 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b848eee5a/2e2c3116deef4eb7ad24e9db3cb187d9/FLAGe75562c8a [2020-12-22 11:15:32,750 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 11:15:32,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2020-12-22 11:15:32,780 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b848eee5a/2e2c3116deef4eb7ad24e9db3cb187d9/FLAGe75562c8a [2020-12-22 11:15:32,959 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b848eee5a/2e2c3116deef4eb7ad24e9db3cb187d9 [2020-12-22 11:15:32,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 11:15:32,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 11:15:32,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 11:15:32,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 11:15:32,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 11:15:32,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 11:15:32" (1/1) ... [2020-12-22 11:15:32,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@559b967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:32, skipping insertion in model container [2020-12-22 11:15:32,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 11:15:32" (1/1) ... [2020-12-22 11:15:32,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 11:15:33,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 11:15:33,282 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-22 11:15:33,834 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-2_2-container_of.i[75002,75015] [2020-12-22 11:15:33,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 11:15:33,867 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 11:15:33,881 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-22 11:15:33,920 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-2_2-container_of.i[75002,75015] [2020-12-22 11:15:33,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 11:15:34,384 INFO L208 MainTranslator]: Completed translation [2020-12-22 11:15:34,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:34 WrapperNode [2020-12-22 11:15:34,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 11:15:34,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 11:15:34,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 11:15:34,386 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 11:15:34,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:34" (1/1) ... [2020-12-22 11:15:34,433 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:34" (1/1) ... [2020-12-22 11:15:34,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 11:15:34,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 11:15:34,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 11:15:34,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 11:15:34,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:34" (1/1) ... [2020-12-22 11:15:34,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:34" (1/1) ... [2020-12-22 11:15:34,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:34" (1/1) ... [2020-12-22 11:15:34,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:34" (1/1) ... [2020-12-22 11:15:34,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:34" (1/1) ... [2020-12-22 11:15:34,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:34" (1/1) ... [2020-12-22 11:15:34,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:34" (1/1) ... [2020-12-22 11:15:34,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 11:15:34,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 11:15:34,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 11:15:34,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 11:15:34,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:34" (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 [2020-12-22 11:15:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-22 11:15:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 11:15:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-22 11:15:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 11:15:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 11:15:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 11:15:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 11:15:34,630 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2020-12-22 11:15:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2020-12-22 11:15:34,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 11:15:34,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 11:15:34,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 11:15:34,632 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-22 11:15:35,398 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 11:15:35,398 INFO L299 CfgBuilder]: Removed 20 assume(true) statements. [2020-12-22 11:15:35,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 11:15:35 BoogieIcfgContainer [2020-12-22 11:15:35,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 11:15:35,406 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 11:15:35,406 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 11:15:35,410 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 11:15:35,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 11:15:32" (1/3) ... [2020-12-22 11:15:35,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@214e3667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 11:15:35, skipping insertion in model container [2020-12-22 11:15:35,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:34" (2/3) ... [2020-12-22 11:15:35,413 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@214e3667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 11:15:35, skipping insertion in model container [2020-12-22 11:15:35,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 11:15:35" (3/3) ... [2020-12-22 11:15:35,416 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_2-container_of.i [2020-12-22 11:15:35,423 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-22 11:15:35,424 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 11:15:35,429 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-12-22 11:15:35,431 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-22 11:15:35,480 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,480 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,481 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,481 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,481 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,481 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,481 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,481 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,482 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,482 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,482 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,482 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,482 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,483 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,483 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,483 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,483 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,484 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,484 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,484 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,484 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,485 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,485 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,485 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,485 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,485 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,486 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,486 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,486 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,486 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,486 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,488 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,488 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,489 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,489 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,489 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,489 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,490 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,492 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,493 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,493 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,494 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,494 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,495 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,495 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,495 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,495 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,495 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,496 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,496 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,496 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,496 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,497 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,497 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,501 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,502 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,502 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,502 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,503 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,503 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,503 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,503 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,503 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,504 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,504 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,504 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,504 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,504 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,504 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,505 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,506 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,506 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,506 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,506 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,506 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,507 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,507 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,507 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,507 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,508 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,508 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,509 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,509 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,509 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,509 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,509 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,510 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,510 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,510 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,510 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,510 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,511 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,511 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,511 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,511 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,511 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,512 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,512 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,512 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,512 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,512 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,513 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,514 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,517 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,517 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,517 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,518 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,523 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,524 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,524 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,524 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,524 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,524 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,525 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,525 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,525 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,527 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,527 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,528 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,528 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,528 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,528 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,528 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,528 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,529 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,529 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,529 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,529 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,532 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,532 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,532 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,533 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,533 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,534 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,534 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,534 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,535 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,535 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,535 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,535 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:35,548 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-12-22 11:15:35,568 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-12-22 11:15:35,590 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 11:15:35,590 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 11:15:35,590 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 11:15:35,590 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 11:15:35,590 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 11:15:35,591 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 11:15:35,591 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 11:15:35,591 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 11:15:35,606 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-12-22 11:15:35,609 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 135 places, 137 transitions, 296 flow [2020-12-22 11:15:35,612 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 135 places, 137 transitions, 296 flow [2020-12-22 11:15:35,614 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 135 places, 137 transitions, 296 flow [2020-12-22 11:15:35,683 INFO L129 PetriNetUnfolder]: 9/177 cut-off events. [2020-12-22 11:15:35,683 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-12-22 11:15:35,688 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 367 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. [2020-12-22 11:15:35,692 INFO L116 LiptonReduction]: Number of co-enabled transitions 2060 [2020-12-22 11:15:36,493 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:36,520 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:36,526 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:36,546 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:36,548 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:36,548 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-12-22 11:15:36,566 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:36,589 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:36,596 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:36,615 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:36,617 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:36,617 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:15:38,646 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:38,672 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:38,680 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:38,700 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:38,702 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:38,703 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-12-22 11:15:38,720 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:38,744 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:38,750 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:38,770 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:38,772 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:38,772 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-12-22 11:15:41,134 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:41,158 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:41,163 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:41,182 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:41,184 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:41,185 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-12-22 11:15:41,198 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:41,220 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:41,225 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:41,243 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:41,244 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:41,245 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:15:43,816 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:43,838 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:43,849 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:43,867 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:43,870 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:43,871 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:100 [2020-12-22 11:15:43,885 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:43,908 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:43,912 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:43,931 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:43,934 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:43,934 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-12-22 11:15:46,423 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:46,457 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:46,462 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:46,489 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:46,493 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:46,493 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:122, output treesize:124 [2020-12-22 11:15:46,510 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:46,545 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:46,553 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:46,581 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:46,584 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:46,585 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:122, output treesize:124 [2020-12-22 11:15:48,610 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:48,640 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:48,644 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:48,669 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:48,677 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:48,677 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:120 [2020-12-22 11:15:48,691 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:48,720 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:48,723 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:48,748 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:48,750 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:48,750 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:120 [2020-12-22 11:15:51,294 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:51,316 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:51,321 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:51,339 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:51,342 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:51,343 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:15:51,357 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:51,377 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:51,382 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:51,403 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:51,405 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:51,405 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-12-22 11:15:53,558 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:53,580 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:53,585 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:53,602 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:53,604 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:53,604 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:15:53,618 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:53,640 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:53,646 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:53,664 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:53,665 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:53,666 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-12-22 11:15:56,254 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:56,288 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:56,292 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:56,325 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:56,327 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:56,328 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-12-22 11:15:56,342 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:56,375 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:56,381 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:56,411 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:56,413 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:56,414 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:15:58,908 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:58,956 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:58,961 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:59,002 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:59,005 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:59,006 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:131, output treesize:133 [2020-12-22 11:15:59,037 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:59,079 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:59,084 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:59,121 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:59,125 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:59,126 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:131, output treesize:133 [2020-12-22 11:16:01,149 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:01,186 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:01,191 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:01,224 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:01,228 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:01,228 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:124, output treesize:126 [2020-12-22 11:16:01,244 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:01,282 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:01,287 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:01,318 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:01,319 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:01,320 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:124, output treesize:126 [2020-12-22 11:16:03,484 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:03,523 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:03,529 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:03,569 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:03,570 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:03,571 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:132, output treesize:134 [2020-12-22 11:16:03,585 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:03,628 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:03,632 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:03,671 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:03,674 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:03,674 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:134, output treesize:136 [2020-12-22 11:16:05,775 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:05,824 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:05,832 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:05,873 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:05,875 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:05,875 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:134, output treesize:136 [2020-12-22 11:16:05,898 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:05,945 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:05,952 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:05,999 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:06,000 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:06,001 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:132, output treesize:134 [2020-12-22 11:16:09,109 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-22 11:16:09,225 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-12-22 11:16:09,344 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-22 11:16:09,456 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-12-22 11:16:09,501 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:09,529 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:09,533 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:09,557 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:09,559 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:09,559 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:120, output treesize:122 [2020-12-22 11:16:09,573 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:09,603 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:09,608 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:09,634 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:09,635 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:09,636 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:120 [2020-12-22 11:16:12,320 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2020-12-22 11:16:12,614 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2020-12-22 11:16:13,337 WARN L197 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2020-12-22 11:16:13,477 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-22 11:16:13,784 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2020-12-22 11:16:13,935 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-22 11:16:14,189 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2020-12-22 11:16:15,194 WARN L197 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-12-22 11:16:16,050 WARN L197 SmtUtils]: Spent 854.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-12-22 11:16:17,036 WARN L197 SmtUtils]: Spent 984.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-12-22 11:16:18,138 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 152 [2020-12-22 11:16:18,503 WARN L197 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2020-12-22 11:16:18,855 WARN L197 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2020-12-22 11:16:19,288 WARN L197 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2020-12-22 11:16:19,705 WARN L197 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2020-12-22 11:16:19,712 INFO L131 LiptonReduction]: Checked pairs total: 4079 [2020-12-22 11:16:19,712 INFO L133 LiptonReduction]: Total number of compositions: 141 [2020-12-22 11:16:19,719 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 34 transitions, 90 flow [2020-12-22 11:16:19,745 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 207 states. [2020-12-22 11:16:19,747 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-12-22 11:16:19,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-22 11:16:19,753 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:19,754 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-12-22 11:16:19,755 INFO L429 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]=== [2020-12-22 11:16:19,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:19,765 INFO L82 PathProgramCache]: Analyzing trace with hash 15015073, now seen corresponding path program 1 times [2020-12-22 11:16:19,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:19,778 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578001219] [2020-12-22 11:16:19,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:20,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:20,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:20,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578001219] [2020-12-22 11:16:20,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:20,269 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 11:16:20,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736894819] [2020-12-22 11:16:20,274 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:16:20,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:20,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:16:20,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:16:20,298 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2020-12-22 11:16:20,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:20,445 INFO L93 Difference]: Finished difference Result 280 states and 638 transitions. [2020-12-22 11:16:20,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:16:20,447 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-12-22 11:16:20,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:20,461 INFO L225 Difference]: With dead ends: 280 [2020-12-22 11:16:20,461 INFO L226 Difference]: Without dead ends: 262 [2020-12-22 11:16:20,462 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:16:20,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2020-12-22 11:16:20,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 217. [2020-12-22 11:16:20,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-12-22 11:16:20,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 485 transitions. [2020-12-22 11:16:20,545 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 485 transitions. Word has length 4 [2020-12-22 11:16:20,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:20,545 INFO L481 AbstractCegarLoop]: Abstraction has 217 states and 485 transitions. [2020-12-22 11:16:20,546 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:16:20,546 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 485 transitions. [2020-12-22 11:16:20,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-22 11:16:20,546 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:20,546 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-12-22 11:16:20,547 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 11:16:20,547 INFO L429 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]=== [2020-12-22 11:16:20,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:20,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1544597556, now seen corresponding path program 1 times [2020-12-22 11:16:20,548 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:20,548 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534856185] [2020-12-22 11:16:20,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:20,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:20,691 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534856185] [2020-12-22 11:16:20,692 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:20,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 11:16:20,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915903936] [2020-12-22 11:16:20,694 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 11:16:20,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:20,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 11:16:20,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 11:16:20,697 INFO L87 Difference]: Start difference. First operand 217 states and 485 transitions. Second operand 4 states. [2020-12-22 11:16:20,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:20,855 INFO L93 Difference]: Finished difference Result 291 states and 637 transitions. [2020-12-22 11:16:20,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 11:16:20,856 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2020-12-22 11:16:20,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:20,860 INFO L225 Difference]: With dead ends: 291 [2020-12-22 11:16:20,861 INFO L226 Difference]: Without dead ends: 251 [2020-12-22 11:16:20,861 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:16:20,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2020-12-22 11:16:20,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 236. [2020-12-22 11:16:20,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-12-22 11:16:20,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 542 transitions. [2020-12-22 11:16:20,906 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 542 transitions. Word has length 6 [2020-12-22 11:16:20,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:20,906 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 542 transitions. [2020-12-22 11:16:20,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 11:16:20,906 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 542 transitions. [2020-12-22 11:16:20,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-22 11:16:20,907 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:20,908 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:20,908 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 11:16:20,908 INFO L429 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]=== [2020-12-22 11:16:20,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:20,908 INFO L82 PathProgramCache]: Analyzing trace with hash 1061783637, now seen corresponding path program 1 times [2020-12-22 11:16:20,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:20,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143375425] [2020-12-22 11:16:20,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:20,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:21,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:21,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143375425] [2020-12-22 11:16:21,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:21,006 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 11:16:21,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251769409] [2020-12-22 11:16:21,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:16:21,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:21,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:16:21,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:16:21,011 INFO L87 Difference]: Start difference. First operand 236 states and 542 transitions. Second operand 3 states. [2020-12-22 11:16:21,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:21,035 INFO L93 Difference]: Finished difference Result 86 states and 167 transitions. [2020-12-22 11:16:21,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:16:21,035 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-12-22 11:16:21,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:21,036 INFO L225 Difference]: With dead ends: 86 [2020-12-22 11:16:21,036 INFO L226 Difference]: Without dead ends: 86 [2020-12-22 11:16:21,037 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:16:21,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-12-22 11:16:21,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2020-12-22 11:16:21,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-12-22 11:16:21,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 167 transitions. [2020-12-22 11:16:21,048 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 167 transitions. Word has length 9 [2020-12-22 11:16:21,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:21,048 INFO L481 AbstractCegarLoop]: Abstraction has 86 states and 167 transitions. [2020-12-22 11:16:21,048 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:16:21,048 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 167 transitions. [2020-12-22 11:16:21,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:21,052 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:21,052 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:21,052 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 11:16:21,052 INFO L429 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]=== [2020-12-22 11:16:21,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:21,054 INFO L82 PathProgramCache]: Analyzing trace with hash -2009095163, now seen corresponding path program 1 times [2020-12-22 11:16:21,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:21,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608658652] [2020-12-22 11:16:21,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:21,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:21,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608658652] [2020-12-22 11:16:21,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:21,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-22 11:16:21,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228130517] [2020-12-22 11:16:21,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 11:16:21,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:21,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 11:16:21,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:16:21,278 INFO L87 Difference]: Start difference. First operand 86 states and 167 transitions. Second operand 8 states. [2020-12-22 11:16:21,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:21,601 INFO L93 Difference]: Finished difference Result 104 states and 197 transitions. [2020-12-22 11:16:21,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-22 11:16:21,601 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2020-12-22 11:16:21,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:21,602 INFO L225 Difference]: With dead ends: 104 [2020-12-22 11:16:21,602 INFO L226 Difference]: Without dead ends: 104 [2020-12-22 11:16:21,603 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:16:21,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-12-22 11:16:21,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 98. [2020-12-22 11:16:21,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-12-22 11:16:21,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 187 transitions. [2020-12-22 11:16:21,607 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 187 transitions. Word has length 18 [2020-12-22 11:16:21,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:21,608 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 187 transitions. [2020-12-22 11:16:21,608 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 11:16:21,608 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 187 transitions. [2020-12-22 11:16:21,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:21,609 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:21,609 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:21,609 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 11:16:21,609 INFO L429 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]=== [2020-12-22 11:16:21,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:21,610 INFO L82 PathProgramCache]: Analyzing trace with hash -1980466973, now seen corresponding path program 1 times [2020-12-22 11:16:21,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:21,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438679845] [2020-12-22 11:16:21,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:22,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:22,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438679845] [2020-12-22 11:16:22,182 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:22,182 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:16:22,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534067212] [2020-12-22 11:16:22,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:16:22,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:22,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:16:22,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:16:22,183 INFO L87 Difference]: Start difference. First operand 98 states and 187 transitions. Second operand 14 states. [2020-12-22 11:16:23,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:23,372 INFO L93 Difference]: Finished difference Result 181 states and 322 transitions. [2020-12-22 11:16:23,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-22 11:16:23,372 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-12-22 11:16:23,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:23,374 INFO L225 Difference]: With dead ends: 181 [2020-12-22 11:16:23,374 INFO L226 Difference]: Without dead ends: 181 [2020-12-22 11:16:23,374 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=93, Invalid=413, Unknown=0, NotChecked=0, Total=506 [2020-12-22 11:16:23,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2020-12-22 11:16:23,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 118. [2020-12-22 11:16:23,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-12-22 11:16:23,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 218 transitions. [2020-12-22 11:16:23,379 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 218 transitions. Word has length 18 [2020-12-22 11:16:23,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:23,380 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 218 transitions. [2020-12-22 11:16:23,380 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:16:23,380 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 218 transitions. [2020-12-22 11:16:23,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:23,381 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:23,381 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:23,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 11:16:23,382 INFO L429 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]=== [2020-12-22 11:16:23,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:23,382 INFO L82 PathProgramCache]: Analyzing trace with hash -1980466986, now seen corresponding path program 1 times [2020-12-22 11:16:23,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:23,383 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848408872] [2020-12-22 11:16:23,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:23,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:23,617 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848408872] [2020-12-22 11:16:23,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:23,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 11:16:23,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482276015] [2020-12-22 11:16:23,618 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 11:16:23,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:23,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 11:16:23,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:16:23,619 INFO L87 Difference]: Start difference. First operand 118 states and 218 transitions. Second operand 8 states. [2020-12-22 11:16:23,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:23,974 INFO L93 Difference]: Finished difference Result 144 states and 259 transitions. [2020-12-22 11:16:23,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 11:16:23,975 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2020-12-22 11:16:23,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:23,976 INFO L225 Difference]: With dead ends: 144 [2020-12-22 11:16:23,976 INFO L226 Difference]: Without dead ends: 126 [2020-12-22 11:16:23,976 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-12-22 11:16:23,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-12-22 11:16:23,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 114. [2020-12-22 11:16:23,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-12-22 11:16:23,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 210 transitions. [2020-12-22 11:16:23,981 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 210 transitions. Word has length 18 [2020-12-22 11:16:23,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:23,981 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 210 transitions. [2020-12-22 11:16:23,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 11:16:23,981 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 210 transitions. [2020-12-22 11:16:23,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:23,982 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:23,983 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:23,983 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 11:16:23,985 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:16:23,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:23,986 INFO L82 PathProgramCache]: Analyzing trace with hash 2003949429, now seen corresponding path program 2 times [2020-12-22 11:16:23,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:23,986 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061133056] [2020-12-22 11:16:23,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:24,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:24,272 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061133056] [2020-12-22 11:16:24,272 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:24,272 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-22 11:16:24,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678364972] [2020-12-22 11:16:24,273 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-22 11:16:24,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:24,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-22 11:16:24,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-12-22 11:16:24,274 INFO L87 Difference]: Start difference. First operand 114 states and 210 transitions. Second operand 12 states. [2020-12-22 11:16:25,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:25,210 INFO L93 Difference]: Finished difference Result 232 states and 406 transitions. [2020-12-22 11:16:25,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-12-22 11:16:25,210 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 18 [2020-12-22 11:16:25,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:25,213 INFO L225 Difference]: With dead ends: 232 [2020-12-22 11:16:25,213 INFO L226 Difference]: Without dead ends: 214 [2020-12-22 11:16:25,213 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=207, Invalid=443, Unknown=0, NotChecked=0, Total=650 [2020-12-22 11:16:25,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2020-12-22 11:16:25,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 135. [2020-12-22 11:16:25,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-12-22 11:16:25,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 261 transitions. [2020-12-22 11:16:25,219 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 261 transitions. Word has length 18 [2020-12-22 11:16:25,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:25,219 INFO L481 AbstractCegarLoop]: Abstraction has 135 states and 261 transitions. [2020-12-22 11:16:25,219 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-22 11:16:25,219 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 261 transitions. [2020-12-22 11:16:25,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:25,220 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:25,220 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:25,221 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 11:16:25,221 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:16:25,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:25,221 INFO L82 PathProgramCache]: Analyzing trace with hash 2032577619, now seen corresponding path program 2 times [2020-12-22 11:16:25,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:25,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265328254] [2020-12-22 11:16:25,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:25,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:25,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265328254] [2020-12-22 11:16:25,798 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:25,798 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:16:25,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82290026] [2020-12-22 11:16:25,798 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:16:25,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:25,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:16:25,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:16:25,800 INFO L87 Difference]: Start difference. First operand 135 states and 261 transitions. Second operand 14 states. [2020-12-22 11:16:27,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:27,083 INFO L93 Difference]: Finished difference Result 247 states and 439 transitions. [2020-12-22 11:16:27,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-22 11:16:27,084 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-12-22 11:16:27,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:27,086 INFO L225 Difference]: With dead ends: 247 [2020-12-22 11:16:27,086 INFO L226 Difference]: Without dead ends: 247 [2020-12-22 11:16:27,086 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=103, Invalid=449, Unknown=0, NotChecked=0, Total=552 [2020-12-22 11:16:27,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-12-22 11:16:27,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 162. [2020-12-22 11:16:27,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-12-22 11:16:27,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 301 transitions. [2020-12-22 11:16:27,093 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 301 transitions. Word has length 18 [2020-12-22 11:16:27,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:27,093 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 301 transitions. [2020-12-22 11:16:27,094 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:16:27,094 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 301 transitions. [2020-12-22 11:16:27,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:27,094 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:27,095 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:27,095 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 11:16:27,095 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:16:27,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:27,095 INFO L82 PathProgramCache]: Analyzing trace with hash 2032577606, now seen corresponding path program 2 times [2020-12-22 11:16:27,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:27,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681975929] [2020-12-22 11:16:27,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:27,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:27,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:27,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681975929] [2020-12-22 11:16:27,326 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:27,326 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 11:16:27,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896449819] [2020-12-22 11:16:27,327 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 11:16:27,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:27,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 11:16:27,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:16:27,329 INFO L87 Difference]: Start difference. First operand 162 states and 301 transitions. Second operand 8 states. [2020-12-22 11:16:27,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:27,639 INFO L93 Difference]: Finished difference Result 211 states and 373 transitions. [2020-12-22 11:16:27,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 11:16:27,639 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2020-12-22 11:16:27,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:27,641 INFO L225 Difference]: With dead ends: 211 [2020-12-22 11:16:27,641 INFO L226 Difference]: Without dead ends: 188 [2020-12-22 11:16:27,641 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-12-22 11:16:27,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-12-22 11:16:27,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 157. [2020-12-22 11:16:27,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-12-22 11:16:27,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 294 transitions. [2020-12-22 11:16:27,647 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 294 transitions. Word has length 18 [2020-12-22 11:16:27,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:27,648 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 294 transitions. [2020-12-22 11:16:27,648 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 11:16:27,648 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 294 transitions. [2020-12-22 11:16:27,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:27,649 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:27,649 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:27,649 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 11:16:27,649 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:16:27,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:27,650 INFO L82 PathProgramCache]: Analyzing trace with hash 1774018969, now seen corresponding path program 3 times [2020-12-22 11:16:27,650 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:27,650 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011253753] [2020-12-22 11:16:27,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:28,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:28,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011253753] [2020-12-22 11:16:28,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:28,144 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:16:28,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848443363] [2020-12-22 11:16:28,145 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:16:28,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:28,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:16:28,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:16:28,146 INFO L87 Difference]: Start difference. First operand 157 states and 294 transitions. Second operand 14 states. [2020-12-22 11:16:29,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:29,313 INFO L93 Difference]: Finished difference Result 240 states and 430 transitions. [2020-12-22 11:16:29,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 11:16:29,314 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-12-22 11:16:29,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:29,319 INFO L225 Difference]: With dead ends: 240 [2020-12-22 11:16:29,319 INFO L226 Difference]: Without dead ends: 209 [2020-12-22 11:16:29,320 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=88, Invalid=374, Unknown=0, NotChecked=0, Total=462 [2020-12-22 11:16:29,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-12-22 11:16:29,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 146. [2020-12-22 11:16:29,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-12-22 11:16:29,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 278 transitions. [2020-12-22 11:16:29,326 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 278 transitions. Word has length 18 [2020-12-22 11:16:29,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:29,326 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 278 transitions. [2020-12-22 11:16:29,326 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:16:29,326 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 278 transitions. [2020-12-22 11:16:29,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:29,327 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:29,327 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:29,327 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 11:16:29,328 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:16:29,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:29,328 INFO L82 PathProgramCache]: Analyzing trace with hash 416052821, now seen corresponding path program 4 times [2020-12-22 11:16:29,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:29,329 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075382013] [2020-12-22 11:16:29,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:29,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:29,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075382013] [2020-12-22 11:16:29,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:29,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:16:29,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648216667] [2020-12-22 11:16:29,766 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:16:29,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:29,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:16:29,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:16:29,769 INFO L87 Difference]: Start difference. First operand 146 states and 278 transitions. Second operand 14 states. [2020-12-22 11:16:31,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:31,093 INFO L93 Difference]: Finished difference Result 354 states and 630 transitions. [2020-12-22 11:16:31,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-22 11:16:31,094 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-12-22 11:16:31,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:31,096 INFO L225 Difference]: With dead ends: 354 [2020-12-22 11:16:31,096 INFO L226 Difference]: Without dead ends: 336 [2020-12-22 11:16:31,097 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=101, Invalid=405, Unknown=0, NotChecked=0, Total=506 [2020-12-22 11:16:31,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2020-12-22 11:16:31,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 154. [2020-12-22 11:16:31,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-12-22 11:16:31,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 296 transitions. [2020-12-22 11:16:31,103 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 296 transitions. Word has length 18 [2020-12-22 11:16:31,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:31,104 INFO L481 AbstractCegarLoop]: Abstraction has 154 states and 296 transitions. [2020-12-22 11:16:31,104 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:16:31,104 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 296 transitions. [2020-12-22 11:16:31,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:31,105 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:31,105 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:31,105 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 11:16:31,105 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:16:31,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:31,106 INFO L82 PathProgramCache]: Analyzing trace with hash 134130117, now seen corresponding path program 5 times [2020-12-22 11:16:31,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:31,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032186417] [2020-12-22 11:16:31,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:31,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:31,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032186417] [2020-12-22 11:16:31,594 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:31,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:16:31,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644828268] [2020-12-22 11:16:31,595 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:16:31,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:31,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:16:31,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:16:31,596 INFO L87 Difference]: Start difference. First operand 154 states and 296 transitions. Second operand 14 states. [2020-12-22 11:16:33,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:33,034 INFO L93 Difference]: Finished difference Result 330 states and 587 transitions. [2020-12-22 11:16:33,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-12-22 11:16:33,035 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-12-22 11:16:33,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:33,037 INFO L225 Difference]: With dead ends: 330 [2020-12-22 11:16:33,037 INFO L226 Difference]: Without dead ends: 307 [2020-12-22 11:16:33,038 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=120, Invalid=480, Unknown=0, NotChecked=0, Total=600 [2020-12-22 11:16:33,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2020-12-22 11:16:33,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 158. [2020-12-22 11:16:33,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-12-22 11:16:33,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 300 transitions. [2020-12-22 11:16:33,044 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 300 transitions. Word has length 18 [2020-12-22 11:16:33,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:33,045 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 300 transitions. [2020-12-22 11:16:33,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:16:33,045 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 300 transitions. [2020-12-22 11:16:33,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:33,046 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:33,046 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:33,046 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 11:16:33,046 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:16:33,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:33,047 INFO L82 PathProgramCache]: Analyzing trace with hash -124428533, now seen corresponding path program 6 times [2020-12-22 11:16:33,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:33,047 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693318376] [2020-12-22 11:16:33,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:33,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:33,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693318376] [2020-12-22 11:16:33,502 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:33,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:16:33,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702203804] [2020-12-22 11:16:33,503 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:16:33,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:33,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:16:33,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:16:33,504 INFO L87 Difference]: Start difference. First operand 158 states and 300 transitions. Second operand 14 states. [2020-12-22 11:16:34,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:34,813 INFO L93 Difference]: Finished difference Result 312 states and 561 transitions. [2020-12-22 11:16:34,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-22 11:16:34,814 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-12-22 11:16:34,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:34,816 INFO L225 Difference]: With dead ends: 312 [2020-12-22 11:16:34,816 INFO L226 Difference]: Without dead ends: 284 [2020-12-22 11:16:34,817 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=101, Invalid=405, Unknown=0, NotChecked=0, Total=506 [2020-12-22 11:16:34,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2020-12-22 11:16:34,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 150. [2020-12-22 11:16:34,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-12-22 11:16:34,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 286 transitions. [2020-12-22 11:16:34,823 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 286 transitions. Word has length 18 [2020-12-22 11:16:34,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:34,823 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 286 transitions. [2020-12-22 11:16:34,823 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:16:34,824 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 286 transitions. [2020-12-22 11:16:34,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:34,824 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:34,824 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:34,824 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 11:16:34,825 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:16:34,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:34,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1527933187, now seen corresponding path program 7 times [2020-12-22 11:16:34,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:34,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322009832] [2020-12-22 11:16:34,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:35,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:35,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322009832] [2020-12-22 11:16:35,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:35,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:16:35,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175258924] [2020-12-22 11:16:35,240 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:16:35,240 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:35,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:16:35,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:16:35,241 INFO L87 Difference]: Start difference. First operand 150 states and 286 transitions. Second operand 14 states. [2020-12-22 11:16:36,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:36,641 INFO L93 Difference]: Finished difference Result 295 states and 536 transitions. [2020-12-22 11:16:36,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-22 11:16:36,642 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-12-22 11:16:36,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:36,644 INFO L225 Difference]: With dead ends: 295 [2020-12-22 11:16:36,644 INFO L226 Difference]: Without dead ends: 277 [2020-12-22 11:16:36,645 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2020-12-22 11:16:36,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2020-12-22 11:16:36,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 151. [2020-12-22 11:16:36,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-12-22 11:16:36,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 287 transitions. [2020-12-22 11:16:36,652 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 287 transitions. Word has length 18 [2020-12-22 11:16:36,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:36,653 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 287 transitions. [2020-12-22 11:16:36,653 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:16:36,653 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 287 transitions. [2020-12-22 11:16:36,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:36,653 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:36,654 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:36,654 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-22 11:16:36,654 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:16:36,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:36,654 INFO L82 PathProgramCache]: Analyzing trace with hash 85633547, now seen corresponding path program 8 times [2020-12-22 11:16:36,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:36,655 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763332280] [2020-12-22 11:16:36,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:37,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:37,000 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763332280] [2020-12-22 11:16:37,001 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:37,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:16:37,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613443962] [2020-12-22 11:16:37,001 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:16:37,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:37,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:16:37,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:16:37,002 INFO L87 Difference]: Start difference. First operand 151 states and 287 transitions. Second operand 14 states. [2020-12-22 11:16:38,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:38,500 INFO L93 Difference]: Finished difference Result 291 states and 525 transitions. [2020-12-22 11:16:38,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-12-22 11:16:38,500 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-12-22 11:16:38,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:38,503 INFO L225 Difference]: With dead ends: 291 [2020-12-22 11:16:38,503 INFO L226 Difference]: Without dead ends: 291 [2020-12-22 11:16:38,504 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=143, Invalid=507, Unknown=0, NotChecked=0, Total=650 [2020-12-22 11:16:38,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2020-12-22 11:16:38,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 166. [2020-12-22 11:16:38,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-12-22 11:16:38,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 309 transitions. [2020-12-22 11:16:38,510 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 309 transitions. Word has length 18 [2020-12-22 11:16:38,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:38,511 INFO L481 AbstractCegarLoop]: Abstraction has 166 states and 309 transitions. [2020-12-22 11:16:38,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:16:38,511 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 309 transitions. [2020-12-22 11:16:38,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:38,511 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:38,512 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:38,512 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-22 11:16:38,512 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:16:38,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:38,512 INFO L82 PathProgramCache]: Analyzing trace with hash 85633534, now seen corresponding path program 3 times [2020-12-22 11:16:38,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:38,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155024888] [2020-12-22 11:16:38,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:38,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:38,802 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155024888] [2020-12-22 11:16:38,802 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:38,802 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-12-22 11:16:38,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104416621] [2020-12-22 11:16:38,803 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-22 11:16:38,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:38,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-22 11:16:38,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-12-22 11:16:38,804 INFO L87 Difference]: Start difference. First operand 166 states and 309 transitions. Second operand 11 states. [2020-12-22 11:16:39,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:39,517 INFO L93 Difference]: Finished difference Result 272 states and 488 transitions. [2020-12-22 11:16:39,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 11:16:39,517 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 18 [2020-12-22 11:16:39,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:39,519 INFO L225 Difference]: With dead ends: 272 [2020-12-22 11:16:39,519 INFO L226 Difference]: Without dead ends: 258 [2020-12-22 11:16:39,520 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2020-12-22 11:16:39,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-12-22 11:16:39,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 164. [2020-12-22 11:16:39,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-12-22 11:16:39,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 314 transitions. [2020-12-22 11:16:39,526 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 314 transitions. Word has length 18 [2020-12-22 11:16:39,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:39,526 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 314 transitions. [2020-12-22 11:16:39,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-22 11:16:39,526 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 314 transitions. [2020-12-22 11:16:39,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 11:16:39,527 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:39,527 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:39,527 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-22 11:16:39,528 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:16:39,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:39,528 INFO L82 PathProgramCache]: Analyzing trace with hash -1941627027, now seen corresponding path program 9 times [2020-12-22 11:16:39,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:39,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150954249] [2020-12-22 11:16:39,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 11:16:39,561 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 11:16:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 11:16:39,587 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 11:16:39,622 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-22 11:16:39,622 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-22 11:16:39,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-22 11:16:39,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 11:16:39 BasicIcfg [2020-12-22 11:16:39,682 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 11:16:39,682 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 11:16:39,683 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 11:16:39,683 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 11:16:39,683 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 11:15:35" (3/4) ... [2020-12-22 11:16:39,685 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-22 11:16:39,774 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/ldv-races/race-2_2-container_of.i-witness.graphml [2020-12-22 11:16:39,774 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 11:16:39,775 INFO L168 Benchmark]: Toolchain (without parser) took 66811.60 ms. Allocated memory was 157.3 MB in the beginning and 251.7 MB in the end (delta: 94.4 MB). Free memory was 130.2 MB in the beginning and 91.0 MB in the end (delta: 39.3 MB). Peak memory consumption was 135.5 MB. Max. memory is 8.0 GB. [2020-12-22 11:16:39,775 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 157.3 MB. Free memory is still 129.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 11:16:39,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1419.55 ms. Allocated memory was 157.3 MB in the beginning and 206.6 MB in the end (delta: 49.3 MB). Free memory was 130.0 MB in the beginning and 164.5 MB in the end (delta: -34.5 MB). Peak memory consumption was 85.0 MB. Max. memory is 8.0 GB. [2020-12-22 11:16:39,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.95 ms. Allocated memory is still 206.6 MB. Free memory was 164.5 MB in the beginning and 161.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 11:16:39,777 INFO L168 Benchmark]: Boogie Preprocessor took 58.63 ms. Allocated memory is still 206.6 MB. Free memory was 161.4 MB in the beginning and 158.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 11:16:39,777 INFO L168 Benchmark]: RCFGBuilder took 875.97 ms. Allocated memory is still 206.6 MB. Free memory was 158.8 MB in the beginning and 112.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 8.0 GB. [2020-12-22 11:16:39,779 INFO L168 Benchmark]: TraceAbstraction took 64276.17 ms. Allocated memory was 206.6 MB in the beginning and 251.7 MB in the end (delta: 45.1 MB). Free memory was 112.6 MB in the beginning and 98.8 MB in the end (delta: 13.8 MB). Peak memory consumption was 58.9 MB. Max. memory is 8.0 GB. [2020-12-22 11:16:39,779 INFO L168 Benchmark]: Witness Printer took 91.65 ms. Allocated memory is still 251.7 MB. Free memory was 98.8 MB in the beginning and 91.0 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. [2020-12-22 11:16:39,782 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 157.3 MB. Free memory is still 129.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1419.55 ms. Allocated memory was 157.3 MB in the beginning and 206.6 MB in the end (delta: 49.3 MB). Free memory was 130.0 MB in the beginning and 164.5 MB in the end (delta: -34.5 MB). Peak memory consumption was 85.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 78.95 ms. Allocated memory is still 206.6 MB. Free memory was 164.5 MB in the beginning and 161.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 58.63 ms. Allocated memory is still 206.6 MB. Free memory was 161.4 MB in the beginning and 158.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 875.97 ms. Allocated memory is still 206.6 MB. Free memory was 158.8 MB in the beginning and 112.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 64276.17 ms. Allocated memory was 206.6 MB in the beginning and 251.7 MB in the end (delta: 45.1 MB). Free memory was 112.6 MB in the beginning and 98.8 MB in the end (delta: 13.8 MB). Peak memory consumption was 58.9 MB. Max. memory is 8.0 GB. * Witness Printer took 91.65 ms. Allocated memory is still 251.7 MB. Free memory was 98.8 MB in the beginning and 91.0 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1366 VarBasedMoverChecksPositive, 42 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 28 SemBasedMoverChecksNegative, 14 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 30.8s, 43 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 44.0s, 135 PlacesBefore, 35 PlacesAfterwards, 137 TransitionsBefore, 34 TransitionsAfterwards, 2060 CoEnabledTransitionPairs, 7 FixpointIterations, 71 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 18 ConcurrentYvCompositions, 3 ChoiceCompositions, 141 TotalNumberOfCompositions, 4079 MoverChecksTotal - 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={6:0}, t2={9:0}] [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={6:0}, t2={9:0}] [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={6:0}, t2={9:0}] [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={6:0}, t2={9:0}] [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={6:0}, t2={9:0}] [L1696] EXPR 2 data->shared.b [L1696] 2 int lb = data->shared.b; [L1699] 1 data->shared.b = lb + 1 [L1701] 1 return 0; [L1699] 2 data->shared.b = lb + 1 [L1701] 2 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={6:0}, t2={9:0}] [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={6:0}, t2={9:0}] [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={6:0}, t2={9:0}] [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={6:0}, t2={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 118 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 64.0s, OverallIterations: 17, TraceHistogramMax: 1, AutomataDifference: 13.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 44.1s, HoareTripleCheckerStatistics: 316 SDtfs, 1035 SDslu, 1410 SDs, 0 SdLazy, 4119 SolverSat, 611 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 276 GetRequests, 18 SyntacticMatches, 8 SemanticMatches, 250 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 555 ImplicationChecksByTransitivity, 9.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=236occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 16 MinimizatonAttempts, 1209 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 271 NumberOfCodeBlocks, 271 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 237 ConstructedInterpolants, 0 QuantifiedInterpolants, 75510 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 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...