/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/concurrent/pthreads/forkFork.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7a177ad [2020-11-09 16:12:11,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-09 16:12:11,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-09 16:12:11,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-09 16:12:11,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-09 16:12:11,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-09 16:12:11,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-09 16:12:11,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-09 16:12:11,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-09 16:12:11,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-09 16:12:11,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-09 16:12:11,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-09 16:12:11,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-09 16:12:11,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-09 16:12:11,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-09 16:12:11,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-09 16:12:11,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-09 16:12:11,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-09 16:12:11,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-09 16:12:11,497 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-09 16:12:11,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-09 16:12:11,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-09 16:12:11,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-09 16:12:11,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-09 16:12:11,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-09 16:12:11,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-09 16:12:11,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-09 16:12:11,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-09 16:12:11,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-09 16:12:11,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-09 16:12:11,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-09 16:12:11,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-09 16:12:11,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-09 16:12:11,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-09 16:12:11,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-09 16:12:11,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-09 16:12:11,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-09 16:12:11,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-09 16:12:11,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-09 16:12:11,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-09 16:12:11,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-09 16:12:11,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-11-09 16:12:11,575 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-09 16:12:11,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-09 16:12:11,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-09 16:12:11,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-09 16:12:11,582 INFO L138 SettingsManager]: * Use SBE=true [2020-11-09 16:12:11,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-09 16:12:11,582 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-09 16:12:11,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-09 16:12:11,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-09 16:12:11,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-09 16:12:11,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-09 16:12:11,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-09 16:12:11,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-09 16:12:11,585 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-09 16:12:11,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-09 16:12:11,585 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-09 16:12:11,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-09 16:12:11,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-09 16:12:11,586 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-09 16:12:11,586 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-09 16:12:11,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-09 16:12:11,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-09 16:12:11,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-09 16:12:11,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-11-09 16:12:11,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-09 16:12:11,587 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-09 16:12:11,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-09 16:12:11,587 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-11-09 16:12:11,588 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-11-09 16:12:11,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-09 16:12:11,588 INFO L138 SettingsManager]: * Interpolant automaton=MCR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-09 16:12:11,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-09 16:12:12,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-09 16:12:12,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-09 16:12:12,029 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-09 16:12:12,030 INFO L275 PluginConnector]: CDTParser initialized [2020-11-09 16:12:12,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/forkFork.c [2020-11-09 16:12:12,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/209ea455b/3e6f48d1508a4475a08871c54202fc3c/FLAG8250c9ce8 [2020-11-09 16:12:12,790 INFO L306 CDTParser]: Found 1 translation units. [2020-11-09 16:12:12,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/forkFork.c [2020-11-09 16:12:12,792 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2020-11-09 16:12:12,792 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2020-11-09 16:12:12,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/209ea455b/3e6f48d1508a4475a08871c54202fc3c/FLAG8250c9ce8 [2020-11-09 16:12:13,163 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/209ea455b/3e6f48d1508a4475a08871c54202fc3c [2020-11-09 16:12:13,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-09 16:12:13,175 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-09 16:12:13,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-09 16:12:13,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-09 16:12:13,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-09 16:12:13,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:12:13" (1/1) ... [2020-11-09 16:12:13,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705f1f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13, skipping insertion in model container [2020-11-09 16:12:13,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:12:13" (1/1) ... [2020-11-09 16:12:13,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-09 16:12:13,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-09 16:12:13,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 16:12:13,383 INFO L203 MainTranslator]: Completed pre-run [2020-11-09 16:12:13,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 16:12:13,416 INFO L208 MainTranslator]: Completed translation [2020-11-09 16:12:13,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13 WrapperNode [2020-11-09 16:12:13,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-09 16:12:13,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-09 16:12:13,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-09 16:12:13,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-09 16:12:13,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13" (1/1) ... [2020-11-09 16:12:13,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13" (1/1) ... [2020-11-09 16:12:13,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-09 16:12:13,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-09 16:12:13,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-09 16:12:13,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-09 16:12:13,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13" (1/1) ... [2020-11-09 16:12:13,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13" (1/1) ... [2020-11-09 16:12:13,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13" (1/1) ... [2020-11-09 16:12:13,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13" (1/1) ... [2020-11-09 16:12:13,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13" (1/1) ... [2020-11-09 16:12:13,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13" (1/1) ... [2020-11-09 16:12:13,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13" (1/1) ... [2020-11-09 16:12:13,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-09 16:12:13,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-09 16:12:13,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-09 16:12:13,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-09 16:12:13,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13" (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 [2020-11-09 16:12:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-09 16:12:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-09 16:12:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2020-11-09 16:12:13,563 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2020-11-09 16:12:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2020-11-09 16:12:13,563 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2020-11-09 16:12:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-09 16:12:13,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-09 16:12:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-09 16:12:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-09 16:12:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-09 16:12:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-09 16:12:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-09 16:12:13,567 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-09 16:12:13,930 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-09 16:12:13,931 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-11-09 16:12:13,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:12:13 BoogieIcfgContainer [2020-11-09 16:12:13,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-09 16:12:13,936 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-09 16:12:13,937 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-09 16:12:13,942 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-09 16:12:13,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:12:13" (1/3) ... [2020-11-09 16:12:13,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b3e633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:12:13, skipping insertion in model container [2020-11-09 16:12:13,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:12:13" (2/3) ... [2020-11-09 16:12:13,944 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b3e633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:12:13, skipping insertion in model container [2020-11-09 16:12:13,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:12:13" (3/3) ... [2020-11-09 16:12:13,947 INFO L111 eAbstractionObserver]: Analyzing ICFG forkFork.c [2020-11-09 16:12:13,969 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-09 16:12:13,970 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-09 16:12:13,974 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-09 16:12:13,976 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-09 16:12:14,040 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,040 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,041 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,041 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,041 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,042 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,042 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,042 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,042 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,043 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,043 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,046 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,047 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,047 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,047 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,048 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,050 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,051 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,051 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,052 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,052 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,055 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,056 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,056 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,056 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,057 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,060 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,061 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,061 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,061 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,062 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,062 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,062 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,063 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,063 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,063 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,064 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,064 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,064 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,064 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,065 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,070 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,070 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,070 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,072 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,072 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,072 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,073 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,073 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,073 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,074 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,077 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,077 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,078 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,079 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~a.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,079 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~a.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,080 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,085 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,086 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~a.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,086 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~a.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,086 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,086 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,087 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,087 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,088 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,088 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,089 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,089 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,089 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,090 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,093 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,093 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,094 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,094 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,094 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,095 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,099 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,099 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,100 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,103 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,104 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,104 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,105 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,106 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,106 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,106 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,106 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,107 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,107 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,107 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,113 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,113 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,114 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,114 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,118 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,118 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,119 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,119 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,121 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,122 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,122 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,122 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,123 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,126 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,126 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,127 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,127 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,127 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,128 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,128 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,128 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,128 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,129 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,129 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,129 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,129 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,130 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,130 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,130 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,131 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,131 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,131 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,131 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,132 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,132 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,132 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,133 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,133 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,133 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,133 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,133 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,134 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,134 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,134 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,135 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,135 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,138 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,138 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,139 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,139 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,139 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,139 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,140 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,140 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,140 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,146 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,147 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,147 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,147 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,148 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,148 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,148 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,148 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,149 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,149 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,149 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,149 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,150 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,150 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,150 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,151 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,155 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,156 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,156 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,156 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,157 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,157 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,157 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,158 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,158 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:12:14,188 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2020-11-09 16:12:14,202 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-11-09 16:12:14,232 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-09 16:12:14,233 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-09 16:12:14,233 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-11-09 16:12:14,233 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-11-09 16:12:14,233 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-09 16:12:14,234 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-09 16:12:14,234 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-09 16:12:14,234 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-09 16:12:14,256 INFO L128 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-11-09 16:12:14,257 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 83 transitions, 194 flow [2020-11-09 16:12:14,262 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 83 transitions, 194 flow [2020-11-09 16:12:14,265 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 83 transitions, 194 flow [2020-11-09 16:12:14,378 INFO L129 PetriNetUnfolder]: 2/89 cut-off events. [2020-11-09 16:12:14,378 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2020-11-09 16:12:14,386 INFO L84 FinitePrefix]: Finished finitePrefix Result has 102 conditions, 89 events. 2/89 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 54 event pairs, 0 based on Foata normal form. 0/84 useless extension candidates. Maximal degree in co-relation 98. Up to 5 conditions per place. [2020-11-09 16:12:14,393 INFO L116 LiptonReduction]: Number of co-enabled transitions 334 [2020-11-09 16:12:16,718 WARN L194 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-11-09 16:12:16,890 WARN L194 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-11-09 16:12:17,126 INFO L131 LiptonReduction]: Checked pairs total: 1210 [2020-11-09 16:12:17,127 INFO L133 LiptonReduction]: Total number of compositions: 61 [2020-11-09 16:12:17,135 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 30 places, 26 transitions, 80 flow [2020-11-09 16:12:17,148 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 56 states. [2020-11-09 16:12:17,150 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states. [2020-11-09 16:12:17,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-09 16:12:17,156 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:12:17,157 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:12:17,157 INFO L429 AbstractCegarLoop]: === Iteration 1 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 16:12:17,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:12:17,164 INFO L82 PathProgramCache]: Analyzing trace with hash -149989621, now seen corresponding path program 1 times [2020-11-09 16:12:17,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:12:17,186 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930437421] [2020-11-09 16:12:17,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:12:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:12:17,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:12:17,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930437421] [2020-11-09 16:12:17,515 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:12:17,516 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-09 16:12:17,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1193201173] [2020-11-09 16:12:17,519 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:12:17,527 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:12:17,546 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-11-09 16:12:17,546 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:12:17,552 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:12:17,553 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-09 16:12:17,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:12:17,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-09 16:12:17,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-09 16:12:17,578 INFO L87 Difference]: Start difference. First operand 56 states. Second operand 8 states. [2020-11-09 16:12:17,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:12:17,874 INFO L93 Difference]: Finished difference Result 50 states and 83 transitions. [2020-11-09 16:12:17,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-09 16:12:17,877 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 7 [2020-11-09 16:12:17,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:12:17,887 INFO L225 Difference]: With dead ends: 50 [2020-11-09 16:12:17,887 INFO L226 Difference]: Without dead ends: 47 [2020-11-09 16:12:17,889 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-11-09 16:12:17,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-11-09 16:12:17,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2020-11-09 16:12:17,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-11-09 16:12:17,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 79 transitions. [2020-11-09 16:12:17,931 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 79 transitions. Word has length 7 [2020-11-09 16:12:17,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:12:17,931 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 79 transitions. [2020-11-09 16:12:17,932 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-09 16:12:17,932 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2020-11-09 16:12:17,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-09 16:12:17,933 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:12:17,933 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:12:17,933 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-09 16:12:17,934 INFO L429 AbstractCegarLoop]: === Iteration 2 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 16:12:17,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:12:17,934 INFO L82 PathProgramCache]: Analyzing trace with hash -1255807394, now seen corresponding path program 1 times [2020-11-09 16:12:17,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:12:17,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404484490] [2020-11-09 16:12:17,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:12:17,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:12:18,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:12:18,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404484490] [2020-11-09 16:12:18,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:12:18,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-09 16:12:18,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1171146268] [2020-11-09 16:12:18,123 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:12:18,126 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:12:18,133 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 18 transitions. [2020-11-09 16:12:18,133 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:12:18,191 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:18,204 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 16:12:18,209 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:18,215 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 16:12:18,215 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-09 16:12:18,216 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:63, output treesize:31 [2020-11-09 16:12:18,230 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:12:18,231 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-09 16:12:18,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:12:18,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-09 16:12:18,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-11-09 16:12:18,236 INFO L87 Difference]: Start difference. First operand 47 states and 79 transitions. Second operand 10 states. [2020-11-09 16:12:18,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:12:18,691 INFO L93 Difference]: Finished difference Result 57 states and 91 transitions. [2020-11-09 16:12:18,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-09 16:12:18,692 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2020-11-09 16:12:18,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:12:18,693 INFO L225 Difference]: With dead ends: 57 [2020-11-09 16:12:18,694 INFO L226 Difference]: Without dead ends: 57 [2020-11-09 16:12:18,695 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-11-09 16:12:18,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-11-09 16:12:18,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 51. [2020-11-09 16:12:18,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-11-09 16:12:18,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 85 transitions. [2020-11-09 16:12:18,704 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 85 transitions. Word has length 12 [2020-11-09 16:12:18,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:12:18,704 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 85 transitions. [2020-11-09 16:12:18,704 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-09 16:12:18,704 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 85 transitions. [2020-11-09 16:12:18,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-09 16:12:18,705 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:12:18,706 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:12:18,706 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-09 16:12:18,706 INFO L429 AbstractCegarLoop]: === Iteration 3 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 16:12:18,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:12:18,707 INFO L82 PathProgramCache]: Analyzing trace with hash 1573748830, now seen corresponding path program 2 times [2020-11-09 16:12:18,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:12:18,708 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863020286] [2020-11-09 16:12:18,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:12:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:12:18,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:12:18,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863020286] [2020-11-09 16:12:18,818 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:12:18,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-09 16:12:18,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1656582144] [2020-11-09 16:12:18,819 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:12:18,821 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:12:18,825 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 18 transitions. [2020-11-09 16:12:18,826 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:12:18,861 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:18,867 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 16:12:18,869 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:18,872 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 16:12:18,872 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-09 16:12:18,872 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:48, output treesize:15 [2020-11-09 16:12:18,874 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [552#(not (= barThread1of1ForFork0_thidvar0 (select (select |#memory_int| |ULTIMATE.start_main_~#thread_id~0.base|) |ULTIMATE.start_main_~#thread_id~0.offset|)))] [2020-11-09 16:12:18,875 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-09 16:12:18,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:12:18,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-09 16:12:18,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-11-09 16:12:18,876 INFO L87 Difference]: Start difference. First operand 51 states and 85 transitions. Second operand 8 states. [2020-11-09 16:12:19,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:12:19,140 INFO L93 Difference]: Finished difference Result 50 states and 79 transitions. [2020-11-09 16:12:19,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-09 16:12:19,141 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 12 [2020-11-09 16:12:19,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:12:19,144 INFO L225 Difference]: With dead ends: 50 [2020-11-09 16:12:19,144 INFO L226 Difference]: Without dead ends: 50 [2020-11-09 16:12:19,145 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2020-11-09 16:12:19,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-11-09 16:12:19,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 41. [2020-11-09 16:12:19,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-11-09 16:12:19,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 68 transitions. [2020-11-09 16:12:19,152 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 68 transitions. Word has length 12 [2020-11-09 16:12:19,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:12:19,153 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 68 transitions. [2020-11-09 16:12:19,153 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-09 16:12:19,153 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2020-11-09 16:12:19,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 16:12:19,154 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:12:19,154 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:12:19,154 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-09 16:12:19,156 INFO L429 AbstractCegarLoop]: === Iteration 4 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 16:12:19,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:12:19,159 INFO L82 PathProgramCache]: Analyzing trace with hash 67837309, now seen corresponding path program 1 times [2020-11-09 16:12:19,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:12:19,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756339316] [2020-11-09 16:12:19,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:12:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:12:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:12:19,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756339316] [2020-11-09 16:12:19,544 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:12:19,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-11-09 16:12:19,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1590765200] [2020-11-09 16:12:19,545 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:12:19,550 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:12:19,579 INFO L252 McrAutomatonBuilder]: Finished intersection with 18 states and 17 transitions. [2020-11-09 16:12:19,579 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:12:19,587 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:12:19,587 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-09 16:12:19,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:12:19,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-09 16:12:19,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=182, Unknown=0, NotChecked=0, Total=210 [2020-11-09 16:12:19,593 INFO L87 Difference]: Start difference. First operand 41 states and 68 transitions. Second operand 15 states. [2020-11-09 16:12:20,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:12:20,323 INFO L93 Difference]: Finished difference Result 47 states and 74 transitions. [2020-11-09 16:12:20,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-09 16:12:20,324 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 17 [2020-11-09 16:12:20,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:12:20,324 INFO L225 Difference]: With dead ends: 47 [2020-11-09 16:12:20,325 INFO L226 Difference]: Without dead ends: 39 [2020-11-09 16:12:20,325 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=122, Invalid=528, Unknown=0, NotChecked=0, Total=650 [2020-11-09 16:12:20,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-11-09 16:12:20,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2020-11-09 16:12:20,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-11-09 16:12:20,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 64 transitions. [2020-11-09 16:12:20,339 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 64 transitions. Word has length 17 [2020-11-09 16:12:20,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:12:20,340 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 64 transitions. [2020-11-09 16:12:20,340 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-11-09 16:12:20,340 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2020-11-09 16:12:20,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 16:12:20,341 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:12:20,341 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:12:20,341 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-09 16:12:20,342 INFO L429 AbstractCegarLoop]: === Iteration 5 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 16:12:20,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:12:20,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1960936835, now seen corresponding path program 2 times [2020-11-09 16:12:20,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:12:20,349 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111438294] [2020-11-09 16:12:20,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:12:20,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:12:20,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:12:20,580 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111438294] [2020-11-09 16:12:20,581 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:12:20,581 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-09 16:12:20,581 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [202924047] [2020-11-09 16:12:20,581 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:12:20,586 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:12:20,617 INFO L252 McrAutomatonBuilder]: Finished intersection with 26 states and 33 transitions. [2020-11-09 16:12:20,618 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:12:20,621 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:12:20,630 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:20,634 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-09 16:12:20,639 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 16:12:20,640 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2020-11-09 16:12:20,640 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:46, output treesize:20 [2020-11-09 16:12:20,644 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:12:20,645 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-11-09 16:12:20,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:12:20,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-11-09 16:12:20,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2020-11-09 16:12:20,646 INFO L87 Difference]: Start difference. First operand 39 states and 64 transitions. Second operand 14 states. [2020-11-09 16:12:21,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:12:21,203 INFO L93 Difference]: Finished difference Result 47 states and 73 transitions. [2020-11-09 16:12:21,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-09 16:12:21,203 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 17 [2020-11-09 16:12:21,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:12:21,204 INFO L225 Difference]: With dead ends: 47 [2020-11-09 16:12:21,204 INFO L226 Difference]: Without dead ends: 38 [2020-11-09 16:12:21,205 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=127, Invalid=473, Unknown=0, NotChecked=0, Total=600 [2020-11-09 16:12:21,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2020-11-09 16:12:21,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2020-11-09 16:12:21,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-11-09 16:12:21,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 62 transitions. [2020-11-09 16:12:21,215 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 62 transitions. Word has length 17 [2020-11-09 16:12:21,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:12:21,215 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 62 transitions. [2020-11-09 16:12:21,215 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-11-09 16:12:21,215 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2020-11-09 16:12:21,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 16:12:21,216 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:12:21,216 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:12:21,217 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-09 16:12:21,217 INFO L429 AbstractCegarLoop]: === Iteration 6 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 16:12:21,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:12:21,218 INFO L82 PathProgramCache]: Analyzing trace with hash -430501265, now seen corresponding path program 3 times [2020-11-09 16:12:21,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:12:21,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593127863] [2020-11-09 16:12:21,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:12:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:12:21,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:12:21,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593127863] [2020-11-09 16:12:21,505 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:12:21,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-09 16:12:21,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1870304127] [2020-11-09 16:12:21,506 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:12:21,510 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:12:21,518 INFO L252 McrAutomatonBuilder]: Finished intersection with 24 states and 29 transitions. [2020-11-09 16:12:21,518 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:12:21,590 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:21,594 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:21,599 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:21,634 INFO L625 ElimStorePlain]: treesize reduction 34, result has 63.4 percent of original size [2020-11-09 16:12:21,637 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:21,640 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:21,650 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 16:12:21,651 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-11-09 16:12:21,651 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:141, output treesize:27 [2020-11-09 16:12:21,654 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [1032#(and (not (= |ULTIMATE.start_main_~#ret_val~0.base| |barThread1of1ForFork0_#res.base|)) (not (= |fooThread1of1ForFork1_~#ret~0.base| |barThread1of1ForFork0_#res.base|)) (= (select (select |#memory_int| |barThread1of1ForFork0_#res.base|) |barThread1of1ForFork0_#res.offset|) 10))] [2020-11-09 16:12:21,655 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-09 16:12:21,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:12:21,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-09 16:12:21,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2020-11-09 16:12:21,660 INFO L87 Difference]: Start difference. First operand 38 states and 62 transitions. Second operand 15 states. [2020-11-09 16:12:22,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:12:22,338 INFO L93 Difference]: Finished difference Result 52 states and 82 transitions. [2020-11-09 16:12:22,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-09 16:12:22,339 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 17 [2020-11-09 16:12:22,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:12:22,340 INFO L225 Difference]: With dead ends: 52 [2020-11-09 16:12:22,340 INFO L226 Difference]: Without dead ends: 35 [2020-11-09 16:12:22,343 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=148, Invalid=554, Unknown=0, NotChecked=0, Total=702 [2020-11-09 16:12:22,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-11-09 16:12:22,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-11-09 16:12:22,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-11-09 16:12:22,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 54 transitions. [2020-11-09 16:12:22,353 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 54 transitions. Word has length 17 [2020-11-09 16:12:22,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:12:22,353 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 54 transitions. [2020-11-09 16:12:22,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-11-09 16:12:22,353 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2020-11-09 16:12:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 16:12:22,354 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:12:22,355 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:12:22,355 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-09 16:12:22,355 INFO L429 AbstractCegarLoop]: === Iteration 7 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 16:12:22,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:12:22,356 INFO L82 PathProgramCache]: Analyzing trace with hash 1664064943, now seen corresponding path program 4 times [2020-11-09 16:12:22,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:12:22,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465918223] [2020-11-09 16:12:22,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:12:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:12:22,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:12:22,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465918223] [2020-11-09 16:12:22,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:12:22,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-09 16:12:22,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1486837191] [2020-11-09 16:12:22,639 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:12:22,642 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:12:22,649 INFO L252 McrAutomatonBuilder]: Finished intersection with 23 states and 27 transitions. [2020-11-09 16:12:22,649 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:12:22,682 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:22,685 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:22,698 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 16:12:22,701 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:22,703 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-11-09 16:12:22,708 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 16:12:22,708 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-11-09 16:12:22,708 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:9 [2020-11-09 16:12:22,709 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [1193#(and (not (= fooThread1of1ForFork1_~param~0.base |fooThread1of1ForFork1_~#ret~0.base|)) (not (= fooThread1of1ForFork1_~param~0.base |ULTIMATE.start_main_~#ret_val~0.base|)))] [2020-11-09 16:12:22,709 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-09 16:12:22,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:12:22,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-09 16:12:22,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2020-11-09 16:12:22,711 INFO L87 Difference]: Start difference. First operand 35 states and 54 transitions. Second operand 15 states. [2020-11-09 16:12:23,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:12:23,339 INFO L93 Difference]: Finished difference Result 57 states and 88 transitions. [2020-11-09 16:12:23,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-09 16:12:23,339 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 17 [2020-11-09 16:12:23,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:12:23,340 INFO L225 Difference]: With dead ends: 57 [2020-11-09 16:12:23,340 INFO L226 Difference]: Without dead ends: 31 [2020-11-09 16:12:23,342 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=150, Invalid=552, Unknown=0, NotChecked=0, Total=702 [2020-11-09 16:12:23,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-11-09 16:12:23,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-11-09 16:12:23,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-11-09 16:12:23,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 46 transitions. [2020-11-09 16:12:23,346 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 46 transitions. Word has length 17 [2020-11-09 16:12:23,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:12:23,347 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 46 transitions. [2020-11-09 16:12:23,347 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-11-09 16:12:23,347 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2020-11-09 16:12:23,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 16:12:23,351 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:12:23,351 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:12:23,351 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-09 16:12:23,351 INFO L429 AbstractCegarLoop]: === Iteration 8 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 16:12:23,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:12:23,355 INFO L82 PathProgramCache]: Analyzing trace with hash -211343889, now seen corresponding path program 5 times [2020-11-09 16:12:23,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:12:23,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869081952] [2020-11-09 16:12:23,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:12:23,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:12:23,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:12:23,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869081952] [2020-11-09 16:12:23,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:12:23,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-09 16:12:23,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [973407244] [2020-11-09 16:12:23,652 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:12:23,657 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:12:23,662 INFO L252 McrAutomatonBuilder]: Finished intersection with 19 states and 19 transitions. [2020-11-09 16:12:23,662 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:12:23,670 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:12:23,670 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-11-09 16:12:23,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:12:23,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-11-09 16:12:23,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2020-11-09 16:12:23,673 INFO L87 Difference]: Start difference. First operand 31 states and 46 transitions. Second operand 14 states. [2020-11-09 16:12:24,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:12:24,211 INFO L93 Difference]: Finished difference Result 55 states and 83 transitions. [2020-11-09 16:12:24,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-09 16:12:24,212 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 17 [2020-11-09 16:12:24,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:12:24,213 INFO L225 Difference]: With dead ends: 55 [2020-11-09 16:12:24,213 INFO L226 Difference]: Without dead ends: 30 [2020-11-09 16:12:24,215 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=131, Invalid=469, Unknown=0, NotChecked=0, Total=600 [2020-11-09 16:12:24,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-11-09 16:12:24,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-11-09 16:12:24,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-11-09 16:12:24,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 44 transitions. [2020-11-09 16:12:24,223 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 44 transitions. Word has length 17 [2020-11-09 16:12:24,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:12:24,223 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 44 transitions. [2020-11-09 16:12:24,223 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-11-09 16:12:24,223 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2020-11-09 16:12:24,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 16:12:24,224 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:12:24,224 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:12:24,224 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-09 16:12:24,225 INFO L429 AbstractCegarLoop]: === Iteration 9 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 16:12:24,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:12:24,226 INFO L82 PathProgramCache]: Analyzing trace with hash 57402539, now seen corresponding path program 6 times [2020-11-09 16:12:24,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:12:24,231 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653974548] [2020-11-09 16:12:24,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:12:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:12:24,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:12:24,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653974548] [2020-11-09 16:12:24,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:12:24,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-09 16:12:24,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [565701105] [2020-11-09 16:12:24,449 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:12:24,452 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:12:24,456 INFO L252 McrAutomatonBuilder]: Finished intersection with 20 states and 21 transitions. [2020-11-09 16:12:24,456 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:12:24,463 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 16:12:24,488 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:12:24,491 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-11-09 16:12:24,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:12:24,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-11-09 16:12:24,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2020-11-09 16:12:24,492 INFO L87 Difference]: Start difference. First operand 30 states and 44 transitions. Second operand 14 states. [2020-11-09 16:12:24,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:12:24,980 INFO L93 Difference]: Finished difference Result 29 states and 43 transitions. [2020-11-09 16:12:24,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-09 16:12:24,980 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 17 [2020-11-09 16:12:24,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:12:24,980 INFO L225 Difference]: With dead ends: 29 [2020-11-09 16:12:24,981 INFO L226 Difference]: Without dead ends: 0 [2020-11-09 16:12:24,981 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=131, Invalid=469, Unknown=0, NotChecked=0, Total=600 [2020-11-09 16:12:24,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-09 16:12:24,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-09 16:12:24,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-09 16:12:24,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-09 16:12:24,982 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2020-11-09 16:12:24,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:12:24,982 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-09 16:12:24,983 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-11-09 16:12:24,983 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-09 16:12:24,983 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-09 16:12:24,983 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-09 16:12:24,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:12:24 BasicIcfg [2020-11-09 16:12:24,987 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-09 16:12:24,989 INFO L168 Benchmark]: Toolchain (without parser) took 11818.69 ms. Allocated memory was 151.0 MB in the beginning and 262.1 MB in the end (delta: 111.1 MB). Free memory was 124.5 MB in the beginning and 179.6 MB in the end (delta: -55.0 MB). Peak memory consumption was 56.5 MB. Max. memory is 8.0 GB. [2020-11-09 16:12:24,990 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 123.5 MB in the end (delta: 80.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 16:12:24,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.68 ms. Allocated memory is still 151.0 MB. Free memory was 124.0 MB in the beginning and 115.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-11-09 16:12:24,991 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.12 ms. Allocated memory is still 151.0 MB. Free memory was 115.0 MB in the beginning and 113.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-11-09 16:12:24,992 INFO L168 Benchmark]: Boogie Preprocessor took 25.81 ms. Allocated memory is still 151.0 MB. Free memory was 113.5 MB in the beginning and 112.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-11-09 16:12:24,993 INFO L168 Benchmark]: RCFGBuilder took 448.34 ms. Allocated memory is still 151.0 MB. Free memory was 112.4 MB in the beginning and 125.9 MB in the end (delta: -13.5 MB). Peak memory consumption was 15.8 MB. Max. memory is 8.0 GB. [2020-11-09 16:12:24,994 INFO L168 Benchmark]: TraceAbstraction took 11050.79 ms. Allocated memory was 151.0 MB in the beginning and 262.1 MB in the end (delta: 111.1 MB). Free memory was 125.3 MB in the beginning and 179.6 MB in the end (delta: -54.2 MB). Peak memory consumption was 56.4 MB. Max. memory is 8.0 GB. [2020-11-09 16:12:25,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 123.5 MB in the end (delta: 80.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 240.68 ms. Allocated memory is still 151.0 MB. Free memory was 124.0 MB in the beginning and 115.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 40.12 ms. Allocated memory is still 151.0 MB. Free memory was 115.0 MB in the beginning and 113.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 25.81 ms. Allocated memory is still 151.0 MB. Free memory was 113.5 MB in the beginning and 112.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 448.34 ms. Allocated memory is still 151.0 MB. Free memory was 112.4 MB in the beginning and 125.9 MB in the end (delta: -13.5 MB). Peak memory consumption was 15.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 11050.79 ms. Allocated memory was 151.0 MB in the beginning and 262.1 MB in the end (delta: 111.1 MB). Free memory was 125.3 MB in the beginning and 179.6 MB in the end (delta: -54.2 MB). Peak memory consumption was 56.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 169 VarBasedMoverChecksPositive, 14 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 20 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.8s, 89 PlacesBefore, 30 PlacesAfterwards, 83 TransitionsBefore, 26 TransitionsAfterwards, 334 CoEnabledTransitionPairs, 5 FixpointIterations, 18 TrivialSequentialCompositions, 43 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 61 TotalNumberOfCompositions, 1210 MoverChecksTotal - PositiveResult [Line: 19]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 45]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 69 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.7s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.9s, HoareTripleCheckerStatistics: 82 SDtfs, 413 SDslu, 188 SDs, 0 SdLazy, 1945 SolverSat, 217 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 200 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 179 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 15 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 133 NumberOfCodeBlocks, 133 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 21771 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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 correct! Received shutdown request...