/usr/bin/java -Xmx8000000000 -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-MCRwithoutDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/06_ticket.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-20 05:29:03,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 05:29:03,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 05:29:03,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-20 05:29:03,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 05:29:03,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 05:29:03,844 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 05:29:03,845 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-MCRwithoutDepranks-Lazy.epf [2022-02-20 05:29:03,858 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 05:29:03,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 05:29:03,858 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 05:29:03,858 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 05:29:03,863 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 05:29:03,863 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 05:29:03,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 05:29:03,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 05:29:03,864 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 05:29:03,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 05:29:03,864 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 05:29:03,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 05:29:03,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 05:29:03,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 05:29:03,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 05:29:03,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 05:29:03,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 05:29:03,865 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 05:29:03,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 05:29:03,865 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 05:29:03,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 05:29:03,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 05:29:03,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 05:29:03,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-20 05:29:03,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 05:29:03,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 05:29:03,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 05:29:03,866 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-20 05:29:03,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 05:29:03,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 05:29:03,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 05:29:03,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 05:29:03,866 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 05:29:03,866 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-20 05:29:03,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 05:29:03,866 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-02-20 05:29:03,867 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-20 05:29:04,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 05:29:04,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 05:29:04,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 05:29:04,058 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 05:29:04,060 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 05:29:04,060 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/06_ticket.i [2022-02-20 05:29:04,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/034b9e60a/e4fa81288a5b4d628c8f547a2a4990de/FLAGad01c25db [2022-02-20 05:29:04,516 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 05:29:04,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/06_ticket.i [2022-02-20 05:29:04,524 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/034b9e60a/e4fa81288a5b4d628c8f547a2a4990de/FLAGad01c25db [2022-02-20 05:29:04,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/034b9e60a/e4fa81288a5b4d628c8f547a2a4990de [2022-02-20 05:29:04,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 05:29:04,543 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-20 05:29:04,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 05:29:04,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 05:29:04,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 05:29:04,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 05:29:04" (1/1) ... [2022-02-20 05:29:04,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3635a83a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04, skipping insertion in model container [2022-02-20 05:29:04,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 05:29:04" (1/1) ... [2022-02-20 05:29:04,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 05:29:04,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 05:29:04,872 WARN L230 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] [2022-02-20 05:29:04,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 05:29:04,881 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 05:29:04,906 WARN L230 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] [2022-02-20 05:29:04,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 05:29:04,934 INFO L208 MainTranslator]: Completed translation [2022-02-20 05:29:04,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04 WrapperNode [2022-02-20 05:29:04,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 05:29:04,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 05:29:04,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 05:29:04,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 05:29:04,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04" (1/1) ... [2022-02-20 05:29:04,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04" (1/1) ... [2022-02-20 05:29:04,978 INFO L137 Inliner]: procedures = 172, calls = 16, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 68 [2022-02-20 05:29:04,978 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 05:29:04,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 05:29:04,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 05:29:04,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 05:29:04,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04" (1/1) ... [2022-02-20 05:29:04,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04" (1/1) ... [2022-02-20 05:29:04,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04" (1/1) ... [2022-02-20 05:29:04,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04" (1/1) ... [2022-02-20 05:29:04,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04" (1/1) ... [2022-02-20 05:29:04,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04" (1/1) ... [2022-02-20 05:29:05,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04" (1/1) ... [2022-02-20 05:29:05,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 05:29:05,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 05:29:05,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 05:29:05,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 05:29:05,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04" (1/1) ... [2022-02-20 05:29:05,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 05:29:05,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 05:29:05,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 05:29:05,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 05:29:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-02-20 05:29:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-02-20 05:29:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 05:29:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-20 05:29:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 05:29:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 05:29:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 05:29:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 05:29:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-20 05:29:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 05:29:05,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 05:29:05,086 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-20 05:29:05,215 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 05:29:05,216 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 05:29:07,560 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 05:29:07,576 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 05:29:07,577 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-02-20 05:29:07,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 05:29:07 BoogieIcfgContainer [2022-02-20 05:29:07,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 05:29:07,583 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 05:29:07,583 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 05:29:07,586 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 05:29:07,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 05:29:04" (1/3) ... [2022-02-20 05:29:07,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e73d178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 05:29:07, skipping insertion in model container [2022-02-20 05:29:07,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 05:29:04" (2/3) ... [2022-02-20 05:29:07,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e73d178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 05:29:07, skipping insertion in model container [2022-02-20 05:29:07,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 05:29:07" (3/3) ... [2022-02-20 05:29:07,588 INFO L111 eAbstractionObserver]: Analyzing ICFG 06_ticket.i [2022-02-20 05:29:07,592 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 05:29:07,592 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 05:29:07,593 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 05:29:07,593 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 05:29:07,621 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,622 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,622 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,622 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,622 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,622 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,622 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,622 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,623 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,623 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,623 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,623 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,623 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,623 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,623 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,623 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,624 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,624 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,624 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,624 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,625 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,625 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,625 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,625 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,625 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,625 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,626 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,626 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,626 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,626 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,626 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,626 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,626 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,626 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,627 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,627 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,627 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,627 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,628 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,629 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,630 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,631 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,632 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,633 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,634 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,634 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,634 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,645 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,646 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,646 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:07,659 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 05:29:07,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-20 05:29:07,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 05:29:07,696 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-20 05:29:07,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-20 05:29:07,723 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 05:29:07,727 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-20 05:29:07,728 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-20 05:29:07,805 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 68 transitions and produced 69 states. [2022-02-20 05:29:07,807 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 05:29:07,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 05:29:07,813 INFO L85 PathProgramCache]: Analyzing trace with hash 268778120, now seen corresponding path program 1 times [2022-02-20 05:29:07,819 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 05:29:07,819 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119742909] [2022-02-20 05:29:07,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 05:29:07,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 05:29:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 05:29:07,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 05:29:07,997 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 05:29:07,998 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119742909] [2022-02-20 05:29:07,998 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119742909] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 05:29:07,998 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 05:29:07,998 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 05:29:07,999 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405744751] [2022-02-20 05:29:08,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 05:29:08,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 05:29:08,003 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 05:29:08,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 05:29:08,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 05:29:08,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:08,018 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 05:29:08,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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) [2022-02-20 05:29:08,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:10,104 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:10,242 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 77 transitions and produced 78 states. [2022-02-20 05:29:10,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:10,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 05:29:10,438 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 05:29:10,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 05:29:10,438 INFO L85 PathProgramCache]: Analyzing trace with hash -2011313007, now seen corresponding path program 1 times [2022-02-20 05:29:10,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 05:29:10,439 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716585215] [2022-02-20 05:29:10,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 05:29:10,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 05:29:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 05:29:10,757 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 05:29:10,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 05:29:10,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716585215] [2022-02-20 05:29:10,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716585215] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 05:29:10,759 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 05:29:10,759 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 05:29:10,759 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004549962] [2022-02-20 05:29:10,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 05:29:10,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 05:29:10,762 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 05:29:10,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 05:29:10,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-02-20 05:29:10,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:10,764 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 05:29:10,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 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) [2022-02-20 05:29:10,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:10,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:12,832 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:13,307 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 85 transitions and produced 86 states. [2022-02-20 05:29:13,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:13,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 05:29:13,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 05:29:13,309 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 05:29:13,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 05:29:13,309 INFO L85 PathProgramCache]: Analyzing trace with hash 677648739, now seen corresponding path program 1 times [2022-02-20 05:29:13,310 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 05:29:13,310 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872461849] [2022-02-20 05:29:13,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 05:29:13,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 05:29:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 05:29:13,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 05:29:13,399 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 05:29:13,399 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872461849] [2022-02-20 05:29:13,399 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872461849] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 05:29:13,399 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 05:29:13,399 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 05:29:13,399 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291973523] [2022-02-20 05:29:13,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 05:29:13,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 05:29:13,400 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 05:29:13,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 05:29:13,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 05:29:13,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:13,404 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 05:29:13,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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) [2022-02-20 05:29:13,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:13,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 05:29:13,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:15,440 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:17,617 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:18,124 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 105 transitions and produced 106 states. [2022-02-20 05:29:18,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:18,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 05:29:18,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 05:29:18,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 05:29:18,125 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 05:29:18,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 05:29:18,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1740119081, now seen corresponding path program 1 times [2022-02-20 05:29:18,126 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 05:29:18,126 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933618918] [2022-02-20 05:29:18,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 05:29:18,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 05:29:18,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 05:29:18,170 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-20 05:29:18,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 05:29:18,234 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-20 05:29:18,234 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-20 05:29:18,235 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 3 remaining) [2022-02-20 05:29:18,236 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-02-20 05:29:18,236 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-02-20 05:29:18,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 05:29:18,240 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-02-20 05:29:18,241 WARN L235 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-20 05:29:18,241 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-02-20 05:29:18,252 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,253 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,253 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,253 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,253 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,253 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,254 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,257 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,257 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,258 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,258 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,258 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,258 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,258 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,258 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,258 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,258 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,259 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,259 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,259 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,259 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,259 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,259 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,259 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,259 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,260 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,261 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,262 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,263 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,272 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_~my_ticket~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,273 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_fetch_and_increment__next_ticket_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,274 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,274 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_acquire_lock_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,274 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,274 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,274 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,274 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_release_lock_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,274 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 05:29:18,274 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 05:29:18,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-20 05:29:18,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 05:29:18,278 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-20 05:29:18,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-02-20 05:29:18,318 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 05:29:18,319 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-20 05:29:18,319 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-20 05:29:18,331 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 68 transitions and produced 69 states. [2022-02-20 05:29:18,332 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 05:29:18,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 05:29:18,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1103625864, now seen corresponding path program 1 times [2022-02-20 05:29:18,334 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 05:29:18,334 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518034203] [2022-02-20 05:29:18,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 05:29:18,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 05:29:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 05:29:18,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 05:29:18,385 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 05:29:18,385 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518034203] [2022-02-20 05:29:18,385 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518034203] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 05:29:18,385 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 05:29:18,385 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 05:29:18,385 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139329274] [2022-02-20 05:29:18,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 05:29:18,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 05:29:18,386 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 05:29:18,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 05:29:18,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 05:29:18,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:18,386 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 05:29:18,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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) [2022-02-20 05:29:18,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:20,424 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:22,912 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:23,320 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 159 transitions and produced 160 states. [2022-02-20 05:29:23,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:23,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 05:29:23,494 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 05:29:23,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 05:29:23,495 INFO L85 PathProgramCache]: Analyzing trace with hash -178637044, now seen corresponding path program 1 times [2022-02-20 05:29:23,495 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 05:29:23,495 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281139087] [2022-02-20 05:29:23,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 05:29:23,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 05:29:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 05:29:24,337 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-02-20 05:29:24,337 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 05:29:24,337 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281139087] [2022-02-20 05:29:24,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281139087] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 05:29:24,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 05:29:24,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-20 05:29:24,338 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955726936] [2022-02-20 05:29:24,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 05:29:24,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-20 05:29:24,338 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 05:29:24,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-20 05:29:24,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2022-02-20 05:29:24,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:24,339 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 05:29:24,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.25) internal successors, (63), 12 states have internal predecessors, (63), 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) [2022-02-20 05:29:24,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:24,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:26,389 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:28,570 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:30,757 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:32,942 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:35,129 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:37,312 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:40,077 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:42,268 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:44,436 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:46,634 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:47,514 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 169 transitions and produced 170 states. [2022-02-20 05:29:47,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:47,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-20 05:29:47,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 05:29:47,516 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 05:29:47,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 05:29:47,516 INFO L85 PathProgramCache]: Analyzing trace with hash 942615790, now seen corresponding path program 1 times [2022-02-20 05:29:47,517 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 05:29:47,517 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948748596] [2022-02-20 05:29:47,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 05:29:47,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 05:29:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 05:29:47,607 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-02-20 05:29:47,607 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 05:29:47,607 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948748596] [2022-02-20 05:29:47,607 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948748596] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 05:29:47,608 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 05:29:47,608 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 05:29:47,608 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718171049] [2022-02-20 05:29:47,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 05:29:47,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 05:29:47,608 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 05:29:47,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 05:29:47,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 05:29:47,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:47,609 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 05:29:47,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 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) [2022-02-20 05:29:47,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:47,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-20 05:29:47,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:49,636 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:52,095 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:54,263 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:55,727 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 200 transitions and produced 201 states. [2022-02-20 05:29:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-20 05:29:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 05:29:55,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-20 05:29:55,728 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 05:29:55,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 05:29:55,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1492554724, now seen corresponding path program 1 times [2022-02-20 05:29:55,729 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 05:29:55,729 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035362862] [2022-02-20 05:29:55,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 05:29:55,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 05:29:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 05:29:55,909 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-20 05:29:55,909 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 05:29:55,909 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035362862] [2022-02-20 05:29:55,909 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035362862] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 05:29:55,909 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 05:29:55,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 05:29:55,910 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793415503] [2022-02-20 05:29:55,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 05:29:55,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 05:29:55,910 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 05:29:55,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 05:29:55,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-02-20 05:29:55,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:55,911 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 05:29:55,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 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) [2022-02-20 05:29:55,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:55,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-20 05:29:55,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 05:29:55,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:57,953 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:29:58,365 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 85 transitions and produced 86 states. [2022-02-20 05:29:58,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:58,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-20 05:29:58,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 05:29:58,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 05:29:58,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-20 05:29:58,366 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 05:29:58,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 05:29:58,370 INFO L85 PathProgramCache]: Analyzing trace with hash -879545325, now seen corresponding path program 1 times [2022-02-20 05:29:58,370 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 05:29:58,370 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454833045] [2022-02-20 05:29:58,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 05:29:58,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 05:29:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 05:29:58,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 05:29:58,444 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 05:29:58,444 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454833045] [2022-02-20 05:29:58,444 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454833045] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 05:29:58,444 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 05:29:58,444 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 05:29:58,444 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683000998] [2022-02-20 05:29:58,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 05:29:58,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 05:29:58,445 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 05:29:58,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 05:29:58,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 05:29:58,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:58,446 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 05:29:58,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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) [2022-02-20 05:29:58,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:29:58,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-20 05:29:58,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 05:29:58,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 05:29:58,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:30:00,477 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:30:03,402 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:30:05,601 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:30:07,790 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:30:09,983 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:30:12,170 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:30:14,355 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-20 05:30:15,131 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 161 transitions and produced 162 states. [2022-02-20 05:30:15,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:30:15,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-20 05:30:15,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 05:30:15,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 05:30:15,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 05:30:15,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-20 05:30:15,134 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 05:30:15,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 05:30:15,134 INFO L85 PathProgramCache]: Analyzing trace with hash 541743138, now seen corresponding path program 1 times [2022-02-20 05:30:15,134 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 05:30:15,134 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298685980] [2022-02-20 05:30:15,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 05:30:15,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 05:30:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 05:30:15,681 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 05:30:15,681 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 05:30:15,681 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298685980] [2022-02-20 05:30:15,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298685980] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 05:30:15,682 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [808217916] [2022-02-20 05:30:15,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 05:30:15,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 05:30:15,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 05:30:15,684 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 05:30:15,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process Received shutdown request... [2022-02-20 05:43:51,369 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 05:43:51,369 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 05:43:51,370 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 05:43:51,370 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-20 05:43:52,426 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-02-20 05:43:52,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-02-20 05:43:52,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2022-02-20 05:43:52,571 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forcibly destroying the process [2022-02-20 05:43:52,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 137 [2022-02-20 05:43:52,608 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-20 05:43:52,608 INFO L191 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-02-20 05:43:52,608 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2022-02-20 05:43:52,608 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829324693] [2022-02-20 05:43:52,608 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-02-20 05:43:52,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-20 05:43:52,609 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 05:43:52,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-20 05:43:52,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2022-02-20 05:43:52,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:43:52,610 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 05:43:52,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.466666666666667) internal successors, (82), 15 states have internal predecessors, (82), 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) [2022-02-20 05:43:52,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:43:52,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-20 05:43:52,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 05:43:52,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 05:43:52,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 05:43:52,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 05:43:52,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-20 05:43:52,611 WARN L594 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-02-20 05:43:52,611 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-02-20 05:43:52,611 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-02-20 05:43:52,611 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2022-02-20 05:43:52,611 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2022-02-20 05:43:52,612 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-02-20 05:43:52,614 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 2 thread instances [2022-02-20 05:43:52,614 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 05:43:52,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 05:43:52 BasicIcfg [2022-02-20 05:43:52,617 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 05:43:52,617 INFO L158 Benchmark]: Toolchain (without parser) took 888074.49ms. Allocated memory was 179.3MB in the beginning and 395.3MB in the end (delta: 216.0MB). Free memory was 157.1MB in the beginning and 161.8MB in the end (delta: -4.7MB). Peak memory consumption was 211.6MB. Max. memory is 8.0GB. [2022-02-20 05:43:52,617 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 179.3MB. Free memory is still 144.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-20 05:43:52,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 390.95ms. Allocated memory was 179.3MB in the beginning and 216.0MB in the end (delta: 36.7MB). Free memory was 156.9MB in the beginning and 182.8MB in the end (delta: -25.9MB). Peak memory consumption was 12.8MB. Max. memory is 8.0GB. [2022-02-20 05:43:52,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.84ms. Allocated memory is still 216.0MB. Free memory was 182.8MB in the beginning and 180.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-20 05:43:52,618 INFO L158 Benchmark]: Boogie Preprocessor took 23.14ms. Allocated memory is still 216.0MB. Free memory was 180.7MB in the beginning and 179.6MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-20 05:43:52,618 INFO L158 Benchmark]: RCFGBuilder took 2575.98ms. Allocated memory is still 216.0MB. Free memory was 179.6MB in the beginning and 166.3MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-02-20 05:43:52,618 INFO L158 Benchmark]: TraceAbstraction took 885034.08ms. Allocated memory was 216.0MB in the beginning and 395.3MB in the end (delta: 179.3MB). Free memory was 166.0MB in the beginning and 161.8MB in the end (delta: 4.2MB). Peak memory consumption was 185.1MB. Max. memory is 8.0GB. [2022-02-20 05:43:52,620 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 179.3MB. Free memory is still 144.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 390.95ms. Allocated memory was 179.3MB in the beginning and 216.0MB in the end (delta: 36.7MB). Free memory was 156.9MB in the beginning and 182.8MB in the end (delta: -25.9MB). Peak memory consumption was 12.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 42.84ms. Allocated memory is still 216.0MB. Free memory was 182.8MB in the beginning and 180.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.14ms. Allocated memory is still 216.0MB. Free memory was 180.7MB in the beginning and 179.6MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 2575.98ms. Allocated memory is still 216.0MB. Free memory was 179.6MB in the beginning and 166.3MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 885034.08ms. Allocated memory was 216.0MB in the beginning and 395.3MB in the end (delta: 179.3MB). Free memory was 166.0MB in the beginning and 161.8MB in the end (delta: 4.2MB). Peak memory consumption was 185.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.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] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.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] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 727]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 734]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 116 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 10.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 9.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 212 NumberOfCodeBlocks, 212 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 419 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 10/10 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 - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 159 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 874.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 55.6s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 39, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 425 NumberOfCodeBlocks, 425 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 419 ConstructedInterpolants, 0 QuantifiedInterpolants, 4447 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 60/71 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