/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-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i


--------------------------------------------------------------------------------


This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11
[2022-03-03 21:27:33,229 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2022-03-03 21:27:33,302 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
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[2022-03-03 21:27:33,304 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
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[2022-03-03 21:27:33,348 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2022-03-03 21:27:33,349 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2022-03-03 21:27:33,350 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-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf
[2022-03-03 21:27:33,368 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-03-03 21:27:33,368 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-03-03 21:27:33,369 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-03-03 21:27:33,369 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-03-03 21:27:33,369 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-03-03 21:27:33,369 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-03-03 21:27:33,370 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-03-03 21:27:33,370 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-03-03 21:27:33,370 INFO  L138        SettingsManager]:  * Use SBE=true
[2022-03-03 21:27:33,370 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-03-03 21:27:33,370 INFO  L138        SettingsManager]:  * sizeof long=4
[2022-03-03 21:27:33,370 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-03-03 21:27:33,370 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2022-03-03 21:27:33,370 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-03-03 21:27:33,371 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2022-03-03 21:27:33,371 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-03-03 21:27:33,371 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2022-03-03 21:27:33,371 INFO  L138        SettingsManager]:  * sizeof long double=12
[2022-03-03 21:27:33,371 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-03-03 21:27:33,371 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2022-03-03 21:27:33,371 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2022-03-03 21:27:33,371 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-03-03 21:27:33,371 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2022-03-03 21:27:33,371 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2022-03-03 21:27:33,372 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2022-03-03 21:27:33,372 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-03-03 21:27:33,372 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-03-03 21:27:33,372 INFO  L138        SettingsManager]:  * Construct finite automaton lazily=true
[2022-03-03 21:27:33,372 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2022-03-03 21:27:33,372 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-03-03 21:27:33,372 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2022-03-03 21:27:33,372 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-03-03 21:27:33,372 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2022-03-03 21:27:33,372 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2022-03-03 21:27:33,372 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-03-03 21:27:33,373 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS
[2022-03-03 21:27:33,373 INFO  L138        SettingsManager]:  * MCR: Overapproximate write-read-write conflicts=false
[2022-03-03 21:27:33,373 INFO  L138        SettingsManager]:  * MCR: Optimize fork and join=false
[2022-03-03 21:27:33,373 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2022-03-03 21:27:33,709 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-03-03 21:27:33,732 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-03-03 21:27:33,734 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-03-03 21:27:33,735 INFO  L271        PluginConnector]: Initializing CDTParser...
[2022-03-03 21:27:33,736 INFO  L275        PluginConnector]: CDTParser initialized
[2022-03-03 21:27:33,737 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i
[2022-03-03 21:27:33,790 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e64774252/c2954e099df6412cbc9c6b5272f0b7b0/FLAGf55c76c72
[2022-03-03 21:27:34,226 INFO  L306              CDTParser]: Found 1 translation units.
[2022-03-03 21:27:34,227 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i
[2022-03-03 21:27:34,237 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e64774252/c2954e099df6412cbc9c6b5272f0b7b0/FLAGf55c76c72
[2022-03-03 21:27:34,248 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e64774252/c2954e099df6412cbc9c6b5272f0b7b0
[2022-03-03 21:27:34,250 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-03-03 21:27:34,251 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2022-03-03 21:27:34,252 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-03-03 21:27:34,253 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-03-03 21:27:34,255 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2022-03-03 21:27:34,255 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:27:34" (1/1) ...
[2022-03-03 21:27:34,256 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66c9b4e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34, skipping insertion in model container
[2022-03-03 21:27:34,256 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:27:34" (1/1) ...
[2022-03-03 21:27:34,262 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2022-03-03 21:27:34,308 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2022-03-03 21:27:34,491 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-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996]
[2022-03-03 21:27:34,679 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-03-03 21:27:34,685 INFO  L203         MainTranslator]: Completed pre-run
[2022-03-03 21:27:34,695 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-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996]
[2022-03-03 21:27:34,749 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-03-03 21:27:34,788 INFO  L208         MainTranslator]: Completed translation
[2022-03-03 21:27:34,788 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34 WrapperNode
[2022-03-03 21:27:34,788 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-03-03 21:27:34,789 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-03-03 21:27:34,789 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-03-03 21:27:34,789 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2022-03-03 21:27:34,794 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34" (1/1) ...
[2022-03-03 21:27:34,821 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34" (1/1) ...
[2022-03-03 21:27:34,856 INFO  L137                Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 282
[2022-03-03 21:27:34,857 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-03-03 21:27:34,858 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-03-03 21:27:34,858 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-03-03 21:27:34,858 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-03-03 21:27:34,864 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34" (1/1) ...
[2022-03-03 21:27:34,864 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34" (1/1) ...
[2022-03-03 21:27:34,879 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34" (1/1) ...
[2022-03-03 21:27:34,879 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34" (1/1) ...
[2022-03-03 21:27:34,884 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34" (1/1) ...
[2022-03-03 21:27:34,886 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34" (1/1) ...
[2022-03-03 21:27:34,888 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34" (1/1) ...
[2022-03-03 21:27:34,904 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-03-03 21:27:34,905 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-03-03 21:27:34,905 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-03-03 21:27:34,905 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-03-03 21:27:34,906 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34" (1/1) ...
[2022-03-03 21:27:34,911 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-03-03 21:27:34,920 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-03-03 21:27:34,930 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)
[2022-03-03 21:27:34,938 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
[2022-03-03 21:27:34,956 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2022-03-03 21:27:34,956 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2022-03-03 21:27:34,956 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-03-03 21:27:34,956 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-03-03 21:27:34,956 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-03-03 21:27:34,956 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2022-03-03 21:27:34,956 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2022-03-03 21:27:34,956 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2022-03-03 21:27:34,956 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2022-03-03 21:27:34,957 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2022-03-03 21:27:34,957 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2022-03-03 21:27:34,957 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2022-03-03 21:27:34,957 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2022-03-03 21:27:34,957 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-03-03 21:27:34,957 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-03-03 21:27:34,958 WARN  L208             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-03-03 21:27:35,039 INFO  L234             CfgBuilder]: Building ICFG
[2022-03-03 21:27:35,040 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-03-03 21:27:35,475 INFO  L275             CfgBuilder]: Performing block encoding
[2022-03-03 21:27:35,666 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-03-03 21:27:35,667 INFO  L299             CfgBuilder]: Removed 0 assume(true) statements.
[2022-03-03 21:27:35,669 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 09:27:35 BoogieIcfgContainer
[2022-03-03 21:27:35,669 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-03-03 21:27:35,670 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-03-03 21:27:35,670 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2022-03-03 21:27:35,672 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2022-03-03 21:27:35,673 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 09:27:34" (1/3) ...
[2022-03-03 21:27:35,673 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76ce11b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:27:35, skipping insertion in model container
[2022-03-03 21:27:35,673 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:27:34" (2/3) ...
[2022-03-03 21:27:35,674 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76ce11b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:27:35, skipping insertion in model container
[2022-03-03 21:27:35,674 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 09:27:35" (3/3) ...
[2022-03-03 21:27:35,675 INFO  L111   eAbstractionObserver]: Analyzing ICFG mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i
[2022-03-03 21:27:35,678 WARN  L150   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-03-03 21:27:35,678 INFO  L205   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-03-03 21:27:35,678 INFO  L164   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2022-03-03 21:27:35,679 INFO  L534   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-03-03 21:27:35,711 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,711 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,711 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,711 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,712 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,712 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,712 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,712 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,713 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,713 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,713 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,713 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,713 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,714 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,714 WARN  L322   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,714 WARN  L322   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,714 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,714 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,715 WARN  L322   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,715 WARN  L322   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,715 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,716 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,716 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,716 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,716 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,716 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,716 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,716 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,717 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,717 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,717 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,717 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,717 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,717 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,719 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,720 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,720 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,720 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,720 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,721 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,721 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,721 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,721 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,721 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,721 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,721 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,721 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,721 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,721 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,722 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,722 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,722 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,722 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,722 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,722 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,722 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,723 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,723 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,723 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,723 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,723 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,723 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,724 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,724 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,724 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,724 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,724 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,724 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,725 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,725 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,725 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,725 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,729 WARN  L322   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,729 WARN  L322   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,729 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,730 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,730 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,730 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,731 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,731 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,731 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,731 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,733 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,733 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,735 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,739 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,739 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,739 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,739 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,739 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,739 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,740 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,740 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,740 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,741 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,741 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,741 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,741 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-03 21:27:35,741 INFO  L148    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2022-03-03 21:27:35,788 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2022-03-03 21:27:35,788 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-03-03 21:27:35,837 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)
[2022-03-03 21:27:35,839 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
[2022-03-03 21:27:35,860 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-03-03 21:27:35,866 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=false, mMcrOverapproximateWrwc=false
[2022-03-03 21:27:35,867 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2022-03-03 21:27:35,965 INFO  L104   alCausalityReduction]: MaximalCausalityReduction evaluated 154 transitions and produced 155 states.
[2022-03-03 21:27:35,967 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-03 21:27:35,973 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-03 21:27:35,974 INFO  L85        PathProgramCache]: Analyzing trace with hash -152445324, now seen corresponding path program 1 times
[2022-03-03 21:27:35,991 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-03 21:27:35,991 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268773391]
[2022-03-03 21:27:35,991 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-03 21:27:35,992 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-03 21:27:36,132 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-03 21:27:36,241 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-03 21:27:36,241 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-03 21:27:36,241 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268773391]
[2022-03-03 21:27:36,242 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268773391] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-03 21:27:36,243 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-03 21:27:36,243 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-03-03 21:27:36,244 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434595910]
[2022-03-03 21:27:36,244 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-03-03 21:27:36,248 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2022-03-03 21:27:36,249 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-03 21:27:36,267 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2022-03-03 21:27:36,268 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2022-03-03 21:27:36,269 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:36,270 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-03-03 21:27:36,271 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 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)
[2022-03-03 21:27:36,271 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:36,385 INFO  L104   alCausalityReduction]: MaximalCausalityReduction evaluated 121 transitions and produced 121 states.
[2022-03-03 21:27:36,385 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:36,385 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-03-03 21:27:36,386 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-03 21:27:36,388 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-03 21:27:36,388 INFO  L85        PathProgramCache]: Analyzing trace with hash -972142615, now seen corresponding path program 1 times
[2022-03-03 21:27:36,388 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-03 21:27:36,389 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998127003]
[2022-03-03 21:27:36,389 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-03 21:27:36,389 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-03 21:27:36,469 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-03 21:27:36,525 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-03 21:27:36,525 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-03 21:27:36,525 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998127003]
[2022-03-03 21:27:36,525 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998127003] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-03 21:27:36,525 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-03 21:27:36,526 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-03-03 21:27:36,526 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123768910]
[2022-03-03 21:27:36,526 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-03-03 21:27:36,527 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-03-03 21:27:36,527 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-03 21:27:36,527 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-03-03 21:27:36,527 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-03-03 21:27:36,528 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:36,528 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-03-03 21:27:36,528 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 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)
[2022-03-03 21:27:36,528 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:36,528 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:37,577 INFO  L104   alCausalityReduction]: MaximalCausalityReduction evaluated 16448 transitions and produced 5129 states.
[2022-03-03 21:27:37,577 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:37,578 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-03-03 21:27:37,578 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-03-03 21:27:37,578 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-03 21:27:37,579 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-03 21:27:37,579 INFO  L85        PathProgramCache]: Analyzing trace with hash -849196144, now seen corresponding path program 1 times
[2022-03-03 21:27:37,579 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-03 21:27:37,579 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843678657]
[2022-03-03 21:27:37,579 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-03 21:27:37,579 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-03 21:27:37,698 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-03 21:27:37,998 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-03 21:27:37,998 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-03 21:27:37,999 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843678657]
[2022-03-03 21:27:37,999 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843678657] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-03 21:27:37,999 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-03 21:27:37,999 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2022-03-03 21:27:38,000 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527515732]
[2022-03-03 21:27:38,000 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-03-03 21:27:38,000 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-03-03 21:27:38,000 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-03 21:27:38,001 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-03-03 21:27:38,001 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2022-03-03 21:27:38,001 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:38,001 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-03-03 21:27:38,001 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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)
[2022-03-03 21:27:38,001 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:38,001 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-03-03 21:27:38,001 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:49,165 INFO  L104   alCausalityReduction]: MaximalCausalityReduction evaluated 258595 transitions and produced 79688 states.
[2022-03-03 21:27:49,165 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:49,165 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-03-03 21:27:49,165 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:49,166 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-03-03 21:27:49,166 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-03 21:27:49,166 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-03 21:27:49,166 INFO  L85        PathProgramCache]: Analyzing trace with hash 1247940576, now seen corresponding path program 1 times
[2022-03-03 21:27:49,167 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-03 21:27:49,167 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802831051]
[2022-03-03 21:27:49,167 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-03 21:27:49,167 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-03 21:27:49,220 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-03 21:27:49,284 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-03 21:27:49,284 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-03 21:27:49,284 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802831051]
[2022-03-03 21:27:49,284 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802831051] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-03 21:27:49,285 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-03 21:27:49,285 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2022-03-03 21:27:49,285 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911030154]
[2022-03-03 21:27:49,285 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-03-03 21:27:49,285 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-03-03 21:27:49,285 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-03 21:27:49,286 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-03-03 21:27:49,286 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2022-03-03 21:27:49,286 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:49,286 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-03-03 21:27:49,286 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 14.5) internal successors, (87), 6 states have internal predecessors, (87), 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)
[2022-03-03 21:27:49,286 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:49,286 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-03-03 21:27:49,287 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:49,287 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:49,416 INFO  L104   alCausalityReduction]: MaximalCausalityReduction evaluated 718 transitions and produced 388 states.
[2022-03-03 21:27:49,417 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:49,417 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-03-03 21:27:49,417 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:49,417 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:49,417 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2022-03-03 21:27:49,417 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-03 21:27:49,418 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-03 21:27:49,418 INFO  L85        PathProgramCache]: Analyzing trace with hash 312258974, now seen corresponding path program 1 times
[2022-03-03 21:27:49,418 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-03 21:27:49,418 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980389407]
[2022-03-03 21:27:49,418 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-03 21:27:49,418 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-03 21:27:49,464 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-03 21:27:49,540 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-03 21:27:49,541 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-03 21:27:49,541 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980389407]
[2022-03-03 21:27:49,541 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980389407] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-03 21:27:49,541 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-03 21:27:49,541 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2022-03-03 21:27:49,541 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725501940]
[2022-03-03 21:27:49,541 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-03-03 21:27:49,542 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-03-03 21:27:49,542 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-03 21:27:49,542 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-03-03 21:27:49,542 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2022-03-03 21:27:49,542 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:49,543 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-03-03 21:27:49,543 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 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)
[2022-03-03 21:27:49,543 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:49,543 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-03-03 21:27:49,543 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:49,543 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:49,543 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:53,572 INFO  L104   alCausalityReduction]: MaximalCausalityReduction evaluated 109401 transitions and produced 31950 states.
[2022-03-03 21:27:53,573 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:53,573 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-03-03 21:27:53,573 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:53,771 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:53,781 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2022-03-03 21:27:53,782 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2022-03-03 21:27:53,782 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-03 21:27:53,782 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-03 21:27:53,782 INFO  L85        PathProgramCache]: Analyzing trace with hash -1471480006, now seen corresponding path program 2 times
[2022-03-03 21:27:53,782 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-03 21:27:53,783 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257068787]
[2022-03-03 21:27:53,783 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-03 21:27:53,783 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-03 21:27:53,919 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-03 21:27:54,081 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-03 21:27:54,082 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-03 21:27:54,082 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257068787]
[2022-03-03 21:27:54,082 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257068787] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-03 21:27:54,082 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-03 21:27:54,082 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2022-03-03 21:27:54,083 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952211283]
[2022-03-03 21:27:54,083 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-03-03 21:27:54,084 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2022-03-03 21:27:54,084 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-03 21:27:54,085 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2022-03-03 21:27:54,085 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2022-03-03 21:27:54,085 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:54,085 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-03-03 21:27:54,085 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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)
[2022-03-03 21:27:54,085 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:54,085 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-03-03 21:27:54,085 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:54,086 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:54,086 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2022-03-03 21:27:54,086 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:58,692 INFO  L104   alCausalityReduction]: MaximalCausalityReduction evaluated 109428 transitions and produced 31949 states.
[2022-03-03 21:27:58,697 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:58,697 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-03-03 21:27:58,697 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:58,698 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:58,698 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2022-03-03 21:27:58,698 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2022-03-03 21:27:58,699 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2022-03-03 21:27:58,699 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-03 21:27:58,699 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-03 21:27:58,699 INFO  L85        PathProgramCache]: Analyzing trace with hash 1384555100, now seen corresponding path program 1 times
[2022-03-03 21:27:58,699 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-03 21:27:58,700 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379651775]
[2022-03-03 21:27:58,700 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-03 21:27:58,719 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-03 21:27:58,865 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-03 21:27:59,348 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-03 21:27:59,348 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-03 21:27:59,351 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379651775]
[2022-03-03 21:27:59,352 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379651775] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-03 21:27:59,352 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-03 21:27:59,352 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13
[2022-03-03 21:27:59,352 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060058908]
[2022-03-03 21:27:59,352 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-03-03 21:27:59,353 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 13 states
[2022-03-03 21:27:59,353 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-03 21:27:59,353 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2022-03-03 21:27:59,354 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156
[2022-03-03 21:27:59,355 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:59,355 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-03-03 21:27:59,355 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 13 states, 13 states have (on average 7.3076923076923075) internal successors, (95), 13 states have internal predecessors, (95), 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)
[2022-03-03 21:27:59,355 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-03-03 21:27:59,355 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-03-03 21:27:59,355 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:59,355 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2022-03-03 21:27:59,355 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2022-03-03 21:27:59,355 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. 
[2022-03-03 21:27:59,355 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.