/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/06_ticket.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 20:02:13,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 20:02:14,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 20:02:14,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 20:02:14,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 20:02:14,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 20:02:14,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 20:02:14,105 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf [2021-03-12 20:02:14,141 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 20:02:14,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 20:02:14,142 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 20:02:14,142 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 20:02:14,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 20:02:14,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 20:02:14,145 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 20:02:14,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 20:02:14,146 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 20:02:14,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 20:02:14,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 20:02:14,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 20:02:14,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 20:02:14,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 20:02:14,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 20:02:14,147 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 20:02:14,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 20:02:14,147 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 20:02:14,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 20:02:14,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 20:02:14,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 20:02:14,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 20:02:14,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 20:02:14,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 20:02:14,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 20:02:14,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 20:02:14,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 20:02:14,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 20:02:14,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 20:02:14,149 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 20:02:14,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 20:02:14,150 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-12 20:02:14,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 20:02:14,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 20:02:14,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 20:02:14,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 20:02:14,517 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 20:02:14,518 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 20:02:14,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/06_ticket.i [2021-03-12 20:02:14,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b71367c69/abd6730589974f779470877aaa505f97/FLAG4502459eb [2021-03-12 20:02:15,121 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 20:02:15,122 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/06_ticket.i [2021-03-12 20:02:15,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b71367c69/abd6730589974f779470877aaa505f97/FLAG4502459eb [2021-03-12 20:02:15,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b71367c69/abd6730589974f779470877aaa505f97 [2021-03-12 20:02:15,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 20:02:15,555 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 20:02:15,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 20:02:15,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 20:02:15,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 20:02:15,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 08:02:15" (1/1) ... [2021-03-12 20:02:15,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e0a040e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15, skipping insertion in model container [2021-03-12 20:02:15,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 08:02:15" (1/1) ... [2021-03-12 20:02:15,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 20:02:15,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 20:02:15,869 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/06_ticket.i[30728,30741] [2021-03-12 20:02:15,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 20:02:15,885 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 20:02:15,922 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/06_ticket.i[30728,30741] [2021-03-12 20:02:15,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 20:02:15,996 INFO L208 MainTranslator]: Completed translation [2021-03-12 20:02:15,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15 WrapperNode [2021-03-12 20:02:15,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 20:02:15,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 20:02:15,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 20:02:15,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 20:02:16,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15" (1/1) ... [2021-03-12 20:02:16,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15" (1/1) ... [2021-03-12 20:02:16,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 20:02:16,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 20:02:16,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 20:02:16,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 20:02:16,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15" (1/1) ... [2021-03-12 20:02:16,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15" (1/1) ... [2021-03-12 20:02:16,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15" (1/1) ... [2021-03-12 20:02:16,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15" (1/1) ... [2021-03-12 20:02:16,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15" (1/1) ... [2021-03-12 20:02:16,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15" (1/1) ... [2021-03-12 20:02:16,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15" (1/1) ... [2021-03-12 20:02:16,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 20:02:16,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 20:02:16,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 20:02:16,097 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 20:02:16,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 20:02:16,167 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-03-12 20:02:16,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-03-12 20:02:16,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 20:02:16,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-12 20:02:16,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 20:02:16,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 20:02:16,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-12 20:02:16,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-12 20:02:16,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 20:02:16,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 20:02:16,171 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 20:02:16,586 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 20:02:16,587 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-03-12 20:02:16,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 08:02:16 BoogieIcfgContainer [2021-03-12 20:02:16,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 20:02:16,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 20:02:16,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 20:02:16,592 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 20:02:16,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 08:02:15" (1/3) ... [2021-03-12 20:02:16,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3efdca3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 08:02:16, skipping insertion in model container [2021-03-12 20:02:16,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 08:02:15" (2/3) ... [2021-03-12 20:02:16,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3efdca3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 08:02:16, skipping insertion in model container [2021-03-12 20:02:16,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 08:02:16" (3/3) ... [2021-03-12 20:02:16,594 INFO L111 eAbstractionObserver]: Analyzing ICFG 06_ticket.i [2021-03-12 20:02:16,598 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 20:02:16,598 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 20:02:16,602 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 20:02:16,602 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 20:02:16,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,628 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,628 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,629 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,629 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,629 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,629 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,630 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,630 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,632 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,632 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,632 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,632 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,634 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,634 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,635 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,635 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,635 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,635 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,637 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,637 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,637 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:16,653 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-12 20:02:16,667 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-12 20:02:16,724 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 20:02:16,725 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 20:02:16,725 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 20:02:16,726 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 20:02:16,729 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 20:02:16,729 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 20:02:16,730 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 20:02:16,730 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 20:02:16,739 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-12 20:02:16,739 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 64 transitions, 133 flow [2021-03-12 20:02:16,742 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 64 transitions, 133 flow [2021-03-12 20:02:16,750 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 64 transitions, 133 flow [2021-03-12 20:02:16,787 INFO L129 PetriNetUnfolder]: 8/72 cut-off events. [2021-03-12 20:02:16,787 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-12 20:02:16,790 INFO L84 FinitePrefix]: Finished finitePrefix Result has 77 conditions, 72 events. 8/72 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 68 event pairs, 0 based on Foata normal form. 0/61 useless extension candidates. Maximal degree in co-relation 49. Up to 5 conditions per place. [2021-03-12 20:02:16,793 INFO L116 LiptonReduction]: Number of co-enabled transitions 800 [2021-03-12 20:02:18,673 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2021-03-12 20:02:19,074 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-03-12 20:02:19,232 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-03-12 20:02:19,290 INFO L131 LiptonReduction]: Checked pairs total: 686 [2021-03-12 20:02:19,291 INFO L133 LiptonReduction]: Total number of compositions: 70 [2021-03-12 20:02:19,310 INFO L428 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 20:02:19,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 20:02:19,322 INFO L82 PathProgramCache]: Analyzing trace with hash -406152066, now seen corresponding path program 1 times [2021-03-12 20:02:19,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 20:02:19,329 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167005271] [2021-03-12 20:02:19,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 20:02:19,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 20:02:19,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 20:02:19,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167005271] [2021-03-12 20:02:19,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 20:02:19,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-12 20:02:19,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564157057] [2021-03-12 20:02:19,456 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-12 20:02:19,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 20:02:19,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-12 20:02:19,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-12 20:02:19,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:02:19,471 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 20:02:19,471 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 20:02:19,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:02:19,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:02:19,474 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 20:02:19,474 INFO L428 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 20:02:19,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 20:02:19,475 INFO L82 PathProgramCache]: Analyzing trace with hash 763825593, now seen corresponding path program 1 times [2021-03-12 20:02:19,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 20:02:19,475 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064340880] [2021-03-12 20:02:19,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 20:02:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 20:02:19,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 20:02:19,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064340880] [2021-03-12 20:02:19,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 20:02:19,574 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-12 20:02:19,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198389422] [2021-03-12 20:02:19,575 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 20:02:19,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 20:02:19,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 20:02:19,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 20:02:19,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:02:19,576 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 20:02:19,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 20:02:19,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:02:19,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:02:19,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:02:19,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 20:02:19,594 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 20:02:19,594 INFO L428 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 20:02:19,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 20:02:19,595 INFO L82 PathProgramCache]: Analyzing trace with hash 392425293, now seen corresponding path program 1 times [2021-03-12 20:02:19,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 20:02:19,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690704970] [2021-03-12 20:02:19,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 20:02:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-12 20:02:19,657 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-12 20:02:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-12 20:02:19,704 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-12 20:02:19,729 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-12 20:02:19,730 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-12 20:02:19,730 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 20:02:19,732 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-12 20:02:19,732 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-03-12 20:02:19,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,742 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,743 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,743 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,743 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,743 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,743 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,743 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,743 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,744 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,744 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,744 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,744 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,744 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,744 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,756 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,759 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,759 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,760 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,760 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,760 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,762 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,762 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,762 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 20:02:19,764 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-12 20:02:19,765 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-03-12 20:02:19,784 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 20:02:19,784 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 20:02:19,784 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 20:02:19,784 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 20:02:19,784 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 20:02:19,785 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 20:02:19,785 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 20:02:19,785 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 20:02:19,787 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-12 20:02:19,787 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 105 transitions, 222 flow [2021-03-12 20:02:19,787 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 105 transitions, 222 flow [2021-03-12 20:02:19,787 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 105 transitions, 222 flow Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-12 20:02:19,819 INFO L129 PetriNetUnfolder]: 15/122 cut-off events. [2021-03-12 20:02:19,819 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-12 20:02:19,822 INFO L84 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 122 events. 15/122 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 227 event pairs, 0 based on Foata normal form. 0/102 useless extension candidates. Maximal degree in co-relation 89. Up to 6 conditions per place. [2021-03-12 20:02:19,826 INFO L116 LiptonReduction]: Number of co-enabled transitions 4880 [2021-03-12 20:02:28,186 WARN L205 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 24 [2021-03-12 20:02:28,424 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-12 20:02:28,791 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-12 20:02:29,165 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-12 20:02:30,920 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-12 20:02:31,160 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-12 20:02:31,566 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-12 20:02:32,039 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-12 20:02:33,060 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-12 20:02:33,220 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-12 20:02:33,381 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-12 20:02:33,541 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-12 20:02:34,736 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-12 20:02:35,004 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-12 20:02:35,444 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-12 20:02:35,871 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-12 20:02:37,184 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-12 20:02:37,409 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-12 20:02:37,760 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-12 20:02:38,302 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-12 20:02:38,946 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2021-03-12 20:02:39,114 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-03-12 20:02:39,473 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2021-03-12 20:02:39,636 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-03-12 20:02:40,127 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-03-12 20:02:40,308 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-03-12 20:02:40,481 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-03-12 20:02:40,703 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-03-12 20:02:40,996 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-12 20:02:41,239 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-12 20:02:44,298 WARN L205 SmtUtils]: Spent 3.06 s on a formula simplification that was a NOOP. DAG size: 32 [2021-03-12 20:02:47,243 WARN L205 SmtUtils]: Spent 2.94 s on a formula simplification that was a NOOP. DAG size: 32 [2021-03-12 20:02:47,570 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-03-12 20:02:47,816 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-03-12 20:02:48,195 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-03-12 20:02:48,598 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-03-12 20:02:51,914 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2021-03-12 20:02:52,047 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-03-12 20:02:52,645 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2021-03-12 20:02:52,817 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-03-12 20:02:53,147 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-03-12 20:02:53,426 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-12 20:02:53,901 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-03-12 20:02:54,362 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-12 20:02:54,662 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-03-12 20:02:54,928 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-03-12 20:02:55,215 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-03-12 20:02:55,468 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-03-12 20:02:58,573 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2021-03-12 20:02:58,785 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-03-12 20:02:59,524 WARN L205 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2021-03-12 20:02:59,755 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2021-03-12 20:03:02,261 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-03-12 20:03:02,494 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-03-12 20:03:02,696 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2021-03-12 20:03:02,899 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2021-03-12 20:03:03,868 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-03-12 20:03:04,247 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-03-12 20:03:05,088 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-03-12 20:03:05,472 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-03-12 20:03:05,761 INFO L131 LiptonReduction]: Checked pairs total: 9168 [2021-03-12 20:03:05,761 INFO L133 LiptonReduction]: Total number of compositions: 109 [2021-03-12 20:03:05,764 INFO L428 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-12 20:03:05,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 20:03:05,765 INFO L82 PathProgramCache]: Analyzing trace with hash 81655993, now seen corresponding path program 1 times [2021-03-12 20:03:05,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 20:03:05,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333770966] [2021-03-12 20:03:05,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 20:03:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 20:03:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 20:03:05,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333770966] [2021-03-12 20:03:05,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 20:03:05,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-12 20:03:05,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120800288] [2021-03-12 20:03:05,804 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-12 20:03:05,804 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 20:03:05,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-12 20:03:05,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-12 20:03:05,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:03:05,805 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 20:03:05,805 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 20:03:05,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:03:05,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:03:05,853 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-12 20:03:05,853 INFO L428 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-12 20:03:05,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 20:03:05,853 INFO L82 PathProgramCache]: Analyzing trace with hash 2142373992, now seen corresponding path program 1 times [2021-03-12 20:03:05,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 20:03:05,856 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653342256] [2021-03-12 20:03:05,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 20:03:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 20:03:06,085 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-12 20:03:06,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653342256] [2021-03-12 20:03:06,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 20:03:06,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-12 20:03:06,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049279836] [2021-03-12 20:03:06,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 20:03:06,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 20:03:06,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 20:03:06,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-12 20:03:06,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:03:06,087 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 20:03:06,087 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 20:03:06,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:03:06,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:03:06,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 20:03:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 20:03:06,492 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-12 20:03:06,493 INFO L428 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-12 20:03:06,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 20:03:06,493 INFO L82 PathProgramCache]: Analyzing trace with hash -880911571, now seen corresponding path program 1 times [2021-03-12 20:03:06,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 20:03:06,493 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231946248] [2021-03-12 20:03:06,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 20:03:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 20:03:07,000 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 7 [2021-03-12 20:03:07,258 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2021-03-12 20:03:07,260 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 20:03:07,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231946248] [2021-03-12 20:03:07,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [750314237] [2021-03-12 20:03:07,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 20:03:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 20:03:07,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-12 20:03:07,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 20:03:34,339 WARN L205 SmtUtils]: Spent 15.64 s on a formula simplification. DAG size of input: 8318 DAG size of output: 8319 [2021-03-12 20:03:48,043 WARN L205 SmtUtils]: Spent 11.81 s on a formula simplification. DAG size of input: 7299 DAG size of output: 7290 Received shutdown request... [2021-03-12 20:16:52,361 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 20:16:52,361 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-12 20:16:52,365 WARN L224 ceAbstractionStarter]: Timeout [2021-03-12 20:16:52,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 08:16:52 BasicIcfg [2021-03-12 20:16:52,365 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 20:16:52,366 INFO L168 Benchmark]: Toolchain (without parser) took 876814.76 ms. Allocated memory was 255.9 MB in the beginning and 1.0 GB in the end (delta: 775.9 MB). Free memory was 235.3 MB in the beginning and 702.1 MB in the end (delta: -466.8 MB). Peak memory consumption was 663.5 MB. Max. memory is 16.0 GB. [2021-03-12 20:16:52,366 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 255.9 MB. Free memory is still 237.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 20:16:52,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.67 ms. Allocated memory was 255.9 MB in the beginning and 396.4 MB in the end (delta: 140.5 MB). Free memory was 234.7 MB in the beginning and 360.5 MB in the end (delta: -125.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-03-12 20:16:52,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.46 ms. Allocated memory is still 396.4 MB. Free memory was 360.5 MB in the beginning and 358.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 20:16:52,367 INFO L168 Benchmark]: Boogie Preprocessor took 41.19 ms. Allocated memory is still 396.4 MB. Free memory was 358.4 MB in the beginning and 357.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 20:16:52,367 INFO L168 Benchmark]: RCFGBuilder took 491.10 ms. Allocated memory is still 396.4 MB. Free memory was 357.1 MB in the beginning and 372.7 MB in the end (delta: -15.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.0 GB. [2021-03-12 20:16:52,367 INFO L168 Benchmark]: TraceAbstraction took 875776.02 ms. Allocated memory was 396.4 MB in the beginning and 1.0 GB in the end (delta: 635.4 MB). Free memory was 372.7 MB in the beginning and 702.1 MB in the end (delta: -329.5 MB). Peak memory consumption was 660.4 MB. Max. memory is 16.0 GB. [2021-03-12 20:16:52,368 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 255.9 MB. Free memory is still 237.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 441.67 ms. Allocated memory was 255.9 MB in the beginning and 396.4 MB in the end (delta: 140.5 MB). Free memory was 234.7 MB in the beginning and 360.5 MB in the end (delta: -125.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 56.46 ms. Allocated memory is still 396.4 MB. Free memory was 360.5 MB in the beginning and 358.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 41.19 ms. Allocated memory is still 396.4 MB. Free memory was 358.4 MB in the beginning and 357.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 491.10 ms. Allocated memory is still 396.4 MB. Free memory was 357.1 MB in the beginning and 372.7 MB in the end (delta: -15.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 875776.02 ms. Allocated memory was 396.4 MB in the beginning and 1.0 GB in the end (delta: 635.4 MB). Free memory was 372.7 MB in the beginning and 702.1 MB in the end (delta: -329.5 MB). Peak memory consumption was 660.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2548.5ms, 60 PlacesBefore, 13 PlacesAfterwards, 64 TransitionsBefore, 12 TransitionsAfterwards, 800 CoEnabledTransitionPairs, 5 FixpointIterations, 12 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 13 ConcurrentYvCompositions, 5 ChoiceCompositions, 70 TotalNumberOfCompositions, 686 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 686, positive: 686, positive conditional: 0, positive unconditional: 686, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 515, positive: 515, positive conditional: 0, positive unconditional: 515, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 515, positive: 515, positive conditional: 0, positive unconditional: 515, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 686, positive: 171, positive conditional: 0, positive unconditional: 171, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 515, unknown conditional: 0, unknown unconditional: 515] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 32, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 18, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 18, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , Statistics on independence cache: Total cache size (in pairs): 10, Positive cache size: 10, Positive conditional cache size: 0, Positive unconditional cache size: 10, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 10, Positive cache size: 10, Positive conditional cache size: 0, Positive unconditional cache size: 10, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 10, Positive cache size: 10, Positive conditional cache size: 0, Positive unconditional cache size: 10, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 14 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 45974.2ms, 97 PlacesBefore, 32 PlacesAfterwards, 105 TransitionsBefore, 35 TransitionsAfterwards, 4880 CoEnabledTransitionPairs, 7 FixpointIterations, 12 TrivialSequentialCompositions, 69 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 23 ConcurrentYvCompositions, 5 ChoiceCompositions, 109 TotalNumberOfCompositions, 9168 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6214, positive: 6041, positive conditional: 0, positive unconditional: 6041, negative: 173, negative conditional: 0, negative unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3516, positive: 3468, positive conditional: 0, positive unconditional: 3468, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3516, positive: 3373, positive conditional: 0, positive unconditional: 3373, negative: 143, negative conditional: 0, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 143, positive: 95, positive conditional: 0, positive unconditional: 95, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10739, positive: 119, positive conditional: 0, positive unconditional: 119, negative: 1000, negative conditional: 0, negative unconditional: 1000, unknown: 9620, unknown conditional: 0, unknown unconditional: 9620] ], Cache Queries: [ total: 6214, positive: 2573, positive conditional: 0, positive unconditional: 2573, negative: 125, negative conditional: 0, negative unconditional: 125, unknown: 3516, unknown conditional: 0, unknown unconditional: 3516] , Statistics on independence cache: Total cache size (in pairs): 226, Positive cache size: 204, Positive conditional cache size: 0, Positive unconditional cache size: 204, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 207, positive: 136, positive conditional: 136, positive unconditional: 0, negative: 71, negative conditional: 71, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 143, positive: 136, positive conditional: 136, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 143, positive: 134, positive conditional: 0, positive unconditional: 134, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 57, positive: 51, positive conditional: 0, positive unconditional: 51, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 57, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 5, positive conditional: 2, positive unconditional: 3, negative: 9, negative conditional: 3, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 64, positive: 37, positive conditional: 6, positive unconditional: 31, negative: 26, negative conditional: 7, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 143, positive: 83, positive conditional: 0, positive unconditional: 83, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 57, unknown conditional: 0, unknown unconditional: 57] , Statistics on independence cache: Total cache size (in pairs): 62, Positive cache size: 53, Positive conditional cache size: 2, Positive unconditional cache size: 51, Negative cache size: 9, Negative conditional cache size: 3, Negative unconditional cache size: 6, SemanticConditionEliminator.Independence Queries: [ total: 15, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 13, negative conditional: 3, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 13, negative conditional: 3, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 5, positive conditional: 2, positive unconditional: 3, negative: 9, negative conditional: 3, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 64, positive: 37, positive conditional: 6, positive unconditional: 31, negative: 26, negative conditional: 7, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 15, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 62, Positive cache size: 53, Positive conditional cache size: 2, Positive unconditional cache size: 51, Negative cache size: 9, Negative conditional cache size: 3, Negative unconditional cache size: 6, Eliminated conditions: 10, SemanticConditionEliminator.Independence Queries: [ total: 15, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 13, negative conditional: 3, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 13, negative conditional: 3, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 5, positive conditional: 2, positive unconditional: 3, negative: 9, negative conditional: 3, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 64, positive: 37, positive conditional: 6, positive unconditional: 31, negative: 26, negative conditional: 7, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 15, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 62, Positive cache size: 53, Positive conditional cache size: 2, Positive unconditional cache size: 51, Negative cache size: 9, Negative conditional cache size: 3, Negative unconditional cache size: 6, Eliminated conditions: 10 ], Maximal queried relation: 2, Independence queries for same thread: 64 - TimeoutResultAtElement [Line: 727]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable (line 727). Cancelled while PartialOrderCegarLoop was analyzing trace of length 20 with TraceHistMax 3,while TraceCheckSpWp was constructing forward predicates,while ExplicitLhsPolynomialRelations was build 0 of 1 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 2 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 875637.4ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 48547.5ms, PartialOrderReductionTime: 484.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 10.2ms SsaConstructionTime, 120.3ms SatisfiabilityAnalysisTime, 331.5ms InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 79 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 5/5 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 could not prove your program: Timeout Completed graceful shutdown