/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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix037.opt.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd
[2022-02-08 23:54:03,361 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-02-08 23:54:03,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-02-08 23:54:03,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-02-08 23:54:03,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-02-08 23:54:03,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-02-08 23:54:03,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-02-08 23:54:03,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-02-08 23:54:03,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-02-08 23:54:03,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-02-08 23:54:03,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-02-08 23:54:03,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-02-08 23:54:03,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-02-08 23:54:03,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-02-08 23:54:03,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-02-08 23:54:03,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-02-08 23:54:03,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-02-08 23:54:03,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-02-08 23:54:03,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-02-08 23:54:03,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-02-08 23:54:03,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-02-08 23:54:03,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-02-08 23:54:03,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-02-08 23:54:03,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-02-08 23:54:03,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2022-02-08 23:54:03,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2022-02-08 23:54:03,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-02-08 23:54:03,508 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-FA-NoLbe.epf
[2022-02-08 23:54:03,533 INFO L113 SettingsManager]: Loading preferences was successful
[2022-02-08 23:54:03,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-02-08 23:54:03,533 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-02-08 23:54:03,533 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-02-08 23:54:03,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-02-08 23:54:03,534 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-02-08 23:54:03,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-02-08 23:54:03,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-02-08 23:54:03,535 INFO L138 SettingsManager]: * Use SBE=true
[2022-02-08 23:54:03,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-02-08 23:54:03,535 INFO L138 SettingsManager]: * sizeof long=4
[2022-02-08 23:54:03,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-02-08 23:54:03,536 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-02-08 23:54:03,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-02-08 23:54:03,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-02-08 23:54:03,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-02-08 23:54:03,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-02-08 23:54:03,536 INFO L138 SettingsManager]: * sizeof long double=12
[2022-02-08 23:54:03,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-02-08 23:54:03,536 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-02-08 23:54:03,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-02-08 23:54:03,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-02-08 23:54:03,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-02-08 23:54:03,537 INFO L138 SettingsManager]: * To the following directory=./dump/
[2022-02-08 23:54:03,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-02-08 23:54:03,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-02-08 23:54:03,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-02-08 23:54:03,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2022-02-08 23:54:03,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-02-08 23:54:03,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-02-08 23:54:03,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-02-08 23:54:03,537 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF
[2022-02-08 23:54:03,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-02-08 23:54:03,538 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2022-02-08 23:54:03,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-02-08 23:54:03,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-02-08 23:54:03,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-02-08 23:54:03,892 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-02-08 23:54:03,902 INFO L275 PluginConnector]: CDTParser initialized
[2022-02-08 23:54:03,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix037.opt.i
[2022-02-08 23:54:03,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30349e1f1/503b6e867bf445148559000235bceee1/FLAG749e37084
[2022-02-08 23:54:04,485 INFO L306 CDTParser]: Found 1 translation units.
[2022-02-08 23:54:04,485 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix037.opt.i
[2022-02-08 23:54:04,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30349e1f1/503b6e867bf445148559000235bceee1/FLAG749e37084
[2022-02-08 23:54:04,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30349e1f1/503b6e867bf445148559000235bceee1
[2022-02-08 23:54:04,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-02-08 23:54:04,943 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2022-02-08 23:54:04,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-02-08 23:54:04,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-02-08 23:54:04,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-02-08 23:54:04,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 11:54:04" (1/1) ...
[2022-02-08 23:54:04,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6da86b95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:04, skipping insertion in model container
[2022-02-08 23:54:04,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 11:54:04" (1/1) ...
[2022-02-08 23:54:04,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-02-08 23:54:05,034 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-02-08 23:54:05,290 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/mix037.opt.i[944,957]
[2022-02-08 23:54:05,518 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-02-08 23:54:05,524 INFO L203 MainTranslator]: Completed pre-run
[2022-02-08 23:54:05,541 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/mix037.opt.i[944,957]
[2022-02-08 23:54:05,589 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-02-08 23:54:05,612 INFO L208 MainTranslator]: Completed translation
[2022-02-08 23:54:05,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:05 WrapperNode
[2022-02-08 23:54:05,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-02-08 23:54:05,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-02-08 23:54:05,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-02-08 23:54:05,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-02-08 23:54:05,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:05" (1/1) ...
[2022-02-08 23:54:05,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:05" (1/1) ...
[2022-02-08 23:54:05,669 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 200
[2022-02-08 23:54:05,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-02-08 23:54:05,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-02-08 23:54:05,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-02-08 23:54:05,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-02-08 23:54:05,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:05" (1/1) ...
[2022-02-08 23:54:05,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:05" (1/1) ...
[2022-02-08 23:54:05,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:05" (1/1) ...
[2022-02-08 23:54:05,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:05" (1/1) ...
[2022-02-08 23:54:05,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:05" (1/1) ...
[2022-02-08 23:54:05,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:05" (1/1) ...
[2022-02-08 23:54:05,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:05" (1/1) ...
[2022-02-08 23:54:05,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-02-08 23:54:05,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-02-08 23:54:05,697 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-02-08 23:54:05,698 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-02-08 23:54:05,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:05" (1/1) ...
[2022-02-08 23:54:05,721 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-02-08 23:54:05,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-02-08 23:54:05,822 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)
[2022-02-08 23:54:05,824 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
[2022-02-08 23:54:05,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2022-02-08 23:54:05,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2022-02-08 23:54:05,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-02-08 23:54:05,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-02-08 23:54:05,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-02-08 23:54:05,860 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2022-02-08 23:54:05,860 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2022-02-08 23:54:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2022-02-08 23:54:05,863 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2022-02-08 23:54:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2022-02-08 23:54:05,863 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2022-02-08 23:54:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure P3
[2022-02-08 23:54:05,864 INFO L138 BoogieDeclarations]: Found implementation of procedure P3
[2022-02-08 23:54:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-02-08 23:54:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2022-02-08 23:54:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-02-08 23:54:05,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-02-08 23:54:05,867 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-02-08 23:54:06,010 INFO L234 CfgBuilder]: Building ICFG
[2022-02-08 23:54:06,011 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-02-08 23:54:06,622 INFO L275 CfgBuilder]: Performing block encoding
[2022-02-08 23:54:06,995 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-02-08 23:54:06,995 INFO L299 CfgBuilder]: Removed 0 assume(true) statements.
[2022-02-08 23:54:06,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.02 11:54:06 BoogieIcfgContainer
[2022-02-08 23:54:06,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-02-08 23:54:07,011 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-02-08 23:54:07,012 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-02-08 23:54:07,014 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-02-08 23:54:07,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 11:54:04" (1/3) ...
[2022-02-08 23:54:07,015 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43ac75fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 11:54:07, skipping insertion in model container
[2022-02-08 23:54:07,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:54:05" (2/3) ...
[2022-02-08 23:54:07,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43ac75fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 11:54:07, skipping insertion in model container
[2022-02-08 23:54:07,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.02 11:54:06" (3/3) ...
[2022-02-08 23:54:07,017 INFO L111 eAbstractionObserver]: Analyzing ICFG mix037.opt.i
[2022-02-08 23:54:07,021 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-02-08 23:54:07,021 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-02-08 23:54:07,021 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2022-02-08 23:54:07,021 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-02-08 23:54:07,090 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,090 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,090 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,090 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,091 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,091 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,091 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,091 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,107 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,108 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,108 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,108 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,109 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,109 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,110 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,110 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,111 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,111 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,112 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,112 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,112 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,112 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,112 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,112 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,112 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,112 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,112 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,112 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,113 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,113 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,113 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,113 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,113 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,113 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,113 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,113 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,114 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,115 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,116 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,116 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,116 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,118 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,118 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,118 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,118 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,118 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,119 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,119 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,119 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,119 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,119 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,119 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,119 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,119 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,120 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,120 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,120 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,128 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,134 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,134 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,134 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,135 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,136 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,136 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,136 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,136 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,136 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,136 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,137 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,137 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,137 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,137 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,137 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,137 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,140 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,140 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,140 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,140 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,140 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,140 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,140 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,155 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,156 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,156 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,156 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,158 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,159 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,159 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,159 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,159 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,160 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,160 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,161 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,161 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,161 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,161 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,161 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,162 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,162 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,162 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,162 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,163 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,163 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,163 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,164 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,164 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,164 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,164 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,164 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,164 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,164 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,164 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,164 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,164 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,165 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,165 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,166 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,166 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,166 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,166 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,166 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,166 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,166 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,167 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-02-08 23:54:07,167 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2022-02-08 23:54:07,240 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-02-08 23:54:07,253 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=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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
[2022-02-08 23:54:07,253 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations.
[2022-02-08 23:54:07,285 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 148 places, 137 transitions, 294 flow
[2022-02-08 23:54:11,323 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 89964 states, 89961 states have (on average 4.4161914607441) internal successors, (397285), 89963 states have internal predecessors, (397285), 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)
[2022-02-08 23:54:11,538 INFO L276 IsEmpty]: Start isEmpty. Operand has 89964 states, 89961 states have (on average 4.4161914607441) internal successors, (397285), 89963 states have internal predecessors, (397285), 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)
[2022-02-08 23:54:11,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73
[2022-02-08 23:54:11,571 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:11,571 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:11,572 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:11,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:11,579 INFO L85 PathProgramCache]: Analyzing trace with hash 201243862, now seen corresponding path program 1 times
[2022-02-08 23:54:11,586 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:11,586 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843449782]
[2022-02-08 23:54:11,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:11,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:11,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-08 23:54:11,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-08 23:54:11,940 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-08 23:54:11,940 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843449782]
[2022-02-08 23:54:11,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843449782] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-08 23:54:11,941 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-08 23:54:11,941 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-02-08 23:54:11,942 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638379261]
[2022-02-08 23:54:11,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-08 23:54:11,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-02-08 23:54:11,963 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-08 23:54:12,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-02-08 23:54:12,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-02-08 23:54:12,320 INFO L87 Difference]: Start difference. First operand has 89964 states, 89961 states have (on average 4.4161914607441) internal successors, (397285), 89963 states have internal predecessors, (397285), 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) Second operand has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 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)
[2022-02-08 23:54:14,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-08 23:54:14,813 INFO L93 Difference]: Finished difference Result 77616 states and 336721 transitions.
[2022-02-08 23:54:14,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-02-08 23:54:14,815 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 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) Word has length 72
[2022-02-08 23:54:14,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-08 23:54:16,150 INFO L225 Difference]: With dead ends: 77616
[2022-02-08 23:54:16,150 INFO L226 Difference]: Without dead ends: 64582
[2022-02-08 23:54:16,151 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-02-08 23:54:16,157 INFO L933 BasicCegarLoop]: 121 mSDtfsCounter, 48 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-02-08 23:54:16,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 196 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-02-08 23:54:16,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64582 states.
[2022-02-08 23:54:19,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64582 to 64582.
[2022-02-08 23:54:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64582 states, 64581 states have (on average 4.370975983648441) internal successors, (282282), 64581 states have internal predecessors, (282282), 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)
[2022-02-08 23:54:20,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64582 states to 64582 states and 282282 transitions.
[2022-02-08 23:54:20,920 INFO L78 Accepts]: Start accepts. Automaton has 64582 states and 282282 transitions. Word has length 72
[2022-02-08 23:54:20,921 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-08 23:54:20,921 INFO L470 AbstractCegarLoop]: Abstraction has 64582 states and 282282 transitions.
[2022-02-08 23:54:20,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 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)
[2022-02-08 23:54:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 64582 states and 282282 transitions.
[2022-02-08 23:54:21,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2022-02-08 23:54:21,374 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:21,374 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:21,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-02-08 23:54:21,374 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:21,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:21,376 INFO L85 PathProgramCache]: Analyzing trace with hash -1834671337, now seen corresponding path program 1 times
[2022-02-08 23:54:21,376 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:21,376 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926658423]
[2022-02-08 23:54:21,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:21,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-08 23:54:21,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-08 23:54:21,604 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-08 23:54:21,604 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926658423]
[2022-02-08 23:54:21,604 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926658423] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-08 23:54:21,604 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-08 23:54:21,605 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2022-02-08 23:54:21,605 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903165582]
[2022-02-08 23:54:21,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-08 23:54:21,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2022-02-08 23:54:21,606 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-08 23:54:21,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2022-02-08 23:54:21,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2022-02-08 23:54:21,607 INFO L87 Difference]: Start difference. First operand 64582 states and 282282 transitions. Second operand has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 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)
[2022-02-08 23:54:23,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-08 23:54:23,205 INFO L93 Difference]: Finished difference Result 99176 states and 426895 transitions.
[2022-02-08 23:54:23,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2022-02-08 23:54:23,206 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 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) Word has length 87
[2022-02-08 23:54:23,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-08 23:54:24,057 INFO L225 Difference]: With dead ends: 99176
[2022-02-08 23:54:24,058 INFO L226 Difference]: Without dead ends: 72626
[2022-02-08 23:54:24,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210
[2022-02-08 23:54:24,067 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 264 mSDsluCounter, 765 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 896 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2022-02-08 23:54:24,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [264 Valid, 896 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2022-02-08 23:54:24,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72626 states.
[2022-02-08 23:54:26,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72626 to 64394.
[2022-02-08 23:54:26,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64394 states, 64393 states have (on average 4.316928858726881) internal successors, (277980), 64393 states have internal predecessors, (277980), 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)
[2022-02-08 23:54:27,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64394 states to 64394 states and 277980 transitions.
[2022-02-08 23:54:27,463 INFO L78 Accepts]: Start accepts. Automaton has 64394 states and 277980 transitions. Word has length 87
[2022-02-08 23:54:27,463 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-08 23:54:27,464 INFO L470 AbstractCegarLoop]: Abstraction has 64394 states and 277980 transitions.
[2022-02-08 23:54:27,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 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)
[2022-02-08 23:54:27,464 INFO L276 IsEmpty]: Start isEmpty. Operand 64394 states and 277980 transitions.
[2022-02-08 23:54:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92
[2022-02-08 23:54:27,600 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:27,600 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:27,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-02-08 23:54:27,600 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:27,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:27,601 INFO L85 PathProgramCache]: Analyzing trace with hash 2138467348, now seen corresponding path program 1 times
[2022-02-08 23:54:27,601 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:27,601 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714545633]
[2022-02-08 23:54:27,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:27,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-08 23:54:27,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-08 23:54:27,694 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-08 23:54:27,694 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714545633]
[2022-02-08 23:54:27,694 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714545633] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-08 23:54:27,694 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-08 23:54:27,694 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2022-02-08 23:54:27,694 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685215083]
[2022-02-08 23:54:27,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-08 23:54:27,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-02-08 23:54:27,695 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-08 23:54:27,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-02-08 23:54:27,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2022-02-08 23:54:27,696 INFO L87 Difference]: Start difference. First operand 64394 states and 277980 transitions. Second operand has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 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)
[2022-02-08 23:54:28,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-08 23:54:28,847 INFO L93 Difference]: Finished difference Result 72920 states and 313225 transitions.
[2022-02-08 23:54:28,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2022-02-08 23:54:28,848 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 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) Word has length 91
[2022-02-08 23:54:28,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-08 23:54:29,748 INFO L225 Difference]: With dead ends: 72920
[2022-02-08 23:54:29,748 INFO L226 Difference]: Without dead ends: 62630
[2022-02-08 23:54:29,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2022-02-08 23:54:29,749 INFO L933 BasicCegarLoop]: 166 mSDtfsCounter, 144 mSDsluCounter, 544 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 667 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-02-08 23:54:29,749 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 667 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-02-08 23:54:29,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62630 states.
[2022-02-08 23:54:32,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62630 to 62630.
[2022-02-08 23:54:32,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62630 states, 62629 states have (on average 4.306407574765684) internal successors, (269706), 62629 states have internal predecessors, (269706), 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)
[2022-02-08 23:54:32,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62630 states to 62630 states and 269706 transitions.
[2022-02-08 23:54:32,980 INFO L78 Accepts]: Start accepts. Automaton has 62630 states and 269706 transitions. Word has length 91
[2022-02-08 23:54:32,980 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-08 23:54:32,981 INFO L470 AbstractCegarLoop]: Abstraction has 62630 states and 269706 transitions.
[2022-02-08 23:54:32,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 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)
[2022-02-08 23:54:32,981 INFO L276 IsEmpty]: Start isEmpty. Operand 62630 states and 269706 transitions.
[2022-02-08 23:54:33,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94
[2022-02-08 23:54:33,142 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:33,142 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:33,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-02-08 23:54:33,143 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:33,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:33,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1764338253, now seen corresponding path program 1 times
[2022-02-08 23:54:33,144 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:33,144 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259748390]
[2022-02-08 23:54:33,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:33,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-08 23:54:33,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-08 23:54:33,316 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-08 23:54:33,316 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259748390]
[2022-02-08 23:54:33,316 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259748390] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-08 23:54:33,316 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-08 23:54:33,316 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2022-02-08 23:54:33,316 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419813833]
[2022-02-08 23:54:33,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-08 23:54:33,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-02-08 23:54:33,317 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-08 23:54:33,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-02-08 23:54:33,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2022-02-08 23:54:33,317 INFO L87 Difference]: Start difference. First operand 62630 states and 269706 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 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)
[2022-02-08 23:54:34,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-08 23:54:34,455 INFO L93 Difference]: Finished difference Result 79268 states and 337045 transitions.
[2022-02-08 23:54:34,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2022-02-08 23:54:34,456 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 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) Word has length 93
[2022-02-08 23:54:34,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-08 23:54:35,080 INFO L225 Difference]: With dead ends: 79268
[2022-02-08 23:54:35,080 INFO L226 Difference]: Without dead ends: 57838
[2022-02-08 23:54:35,080 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2022-02-08 23:54:35,089 INFO L933 BasicCegarLoop]: 139 mSDtfsCounter, 226 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-02-08 23:54:35,090 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [226 Valid, 509 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-02-08 23:54:35,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57838 states.
[2022-02-08 23:54:37,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57838 to 57838.
[2022-02-08 23:54:37,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57838 states, 57837 states have (on average 4.249217628853502) internal successors, (245762), 57837 states have internal predecessors, (245762), 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)
[2022-02-08 23:54:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57838 states to 57838 states and 245762 transitions.
[2022-02-08 23:54:38,020 INFO L78 Accepts]: Start accepts. Automaton has 57838 states and 245762 transitions. Word has length 93
[2022-02-08 23:54:38,020 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-08 23:54:38,020 INFO L470 AbstractCegarLoop]: Abstraction has 57838 states and 245762 transitions.
[2022-02-08 23:54:38,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 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)
[2022-02-08 23:54:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 57838 states and 245762 transitions.
[2022-02-08 23:54:38,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96
[2022-02-08 23:54:38,154 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:38,154 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:38,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2022-02-08 23:54:38,155 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:38,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:38,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1702210838, now seen corresponding path program 1 times
[2022-02-08 23:54:38,157 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:38,157 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123664089]
[2022-02-08 23:54:38,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:38,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-08 23:54:38,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-08 23:54:38,314 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-08 23:54:38,314 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123664089]
[2022-02-08 23:54:38,314 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123664089] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-08 23:54:38,314 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-08 23:54:38,314 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2022-02-08 23:54:38,314 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698336014]
[2022-02-08 23:54:38,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-08 23:54:38,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2022-02-08 23:54:38,315 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-08 23:54:38,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2022-02-08 23:54:38,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2022-02-08 23:54:38,316 INFO L87 Difference]: Start difference. First operand 57838 states and 245762 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 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)
[2022-02-08 23:54:39,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-08 23:54:39,458 INFO L93 Difference]: Finished difference Result 86474 states and 363202 transitions.
[2022-02-08 23:54:39,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2022-02-08 23:54:39,459 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 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) Word has length 95
[2022-02-08 23:54:39,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-08 23:54:39,880 INFO L225 Difference]: With dead ends: 86474
[2022-02-08 23:54:39,881 INFO L226 Difference]: Without dead ends: 55318
[2022-02-08 23:54:39,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132
[2022-02-08 23:54:39,882 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 219 mSDsluCounter, 815 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 948 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-02-08 23:54:39,882 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [219 Valid, 948 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-02-08 23:54:40,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55318 states.
[2022-02-08 23:54:41,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55318 to 46606.
[2022-02-08 23:54:41,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46606 states, 46605 states have (on average 4.177620426992812) internal successors, (194698), 46605 states have internal predecessors, (194698), 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)
[2022-02-08 23:54:42,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46606 states to 46606 states and 194698 transitions.
[2022-02-08 23:54:42,279 INFO L78 Accepts]: Start accepts. Automaton has 46606 states and 194698 transitions. Word has length 95
[2022-02-08 23:54:42,279 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-08 23:54:42,279 INFO L470 AbstractCegarLoop]: Abstraction has 46606 states and 194698 transitions.
[2022-02-08 23:54:42,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 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)
[2022-02-08 23:54:42,279 INFO L276 IsEmpty]: Start isEmpty. Operand 46606 states and 194698 transitions.
[2022-02-08 23:54:42,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96
[2022-02-08 23:54:42,378 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:42,378 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:42,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2022-02-08 23:54:42,382 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:42,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:42,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1706060626, now seen corresponding path program 1 times
[2022-02-08 23:54:42,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:42,385 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561489074]
[2022-02-08 23:54:42,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:42,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-08 23:54:42,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-08 23:54:42,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-08 23:54:42,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561489074]
[2022-02-08 23:54:42,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561489074] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-08 23:54:42,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-08 23:54:42,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2022-02-08 23:54:42,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072749486]
[2022-02-08 23:54:42,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-08 23:54:42,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2022-02-08 23:54:42,518 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-08 23:54:42,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2022-02-08 23:54:42,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2022-02-08 23:54:42,519 INFO L87 Difference]: Start difference. First operand 46606 states and 194698 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 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)
[2022-02-08 23:54:43,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-08 23:54:43,048 INFO L93 Difference]: Finished difference Result 49228 states and 200787 transitions.
[2022-02-08 23:54:43,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2022-02-08 23:54:43,049 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 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) Word has length 95
[2022-02-08 23:54:43,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-08 23:54:43,783 INFO L225 Difference]: With dead ends: 49228
[2022-02-08 23:54:43,783 INFO L226 Difference]: Without dead ends: 34318
[2022-02-08 23:54:43,783 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156
[2022-02-08 23:54:43,784 INFO L933 BasicCegarLoop]: 139 mSDtfsCounter, 384 mSDsluCounter, 493 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-02-08 23:54:43,784 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [384 Valid, 585 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-02-08 23:54:43,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34318 states.
[2022-02-08 23:54:44,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34318 to 34318.
[2022-02-08 23:54:44,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34318 states, 34317 states have (on average 4.037474138182242) internal successors, (138554), 34317 states have internal predecessors, (138554), 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)
[2022-02-08 23:54:45,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34318 states to 34318 states and 138554 transitions.
[2022-02-08 23:54:45,028 INFO L78 Accepts]: Start accepts. Automaton has 34318 states and 138554 transitions. Word has length 95
[2022-02-08 23:54:45,028 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-08 23:54:45,028 INFO L470 AbstractCegarLoop]: Abstraction has 34318 states and 138554 transitions.
[2022-02-08 23:54:45,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 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)
[2022-02-08 23:54:45,028 INFO L276 IsEmpty]: Start isEmpty. Operand 34318 states and 138554 transitions.
[2022-02-08 23:54:45,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99
[2022-02-08 23:54:45,105 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:45,105 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:45,105 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2022-02-08 23:54:45,105 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:45,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:45,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1129014768, now seen corresponding path program 1 times
[2022-02-08 23:54:45,106 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:45,106 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172579397]
[2022-02-08 23:54:45,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:45,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-08 23:54:45,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-08 23:54:45,186 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-08 23:54:45,186 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172579397]
[2022-02-08 23:54:45,186 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172579397] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-08 23:54:45,186 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-08 23:54:45,186 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2022-02-08 23:54:45,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736416502]
[2022-02-08 23:54:45,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-08 23:54:45,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2022-02-08 23:54:45,187 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-08 23:54:45,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2022-02-08 23:54:45,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2022-02-08 23:54:45,187 INFO L87 Difference]: Start difference. First operand 34318 states and 138554 transitions. Second operand has 8 states, 8 states have (on average 12.25) internal successors, (98), 8 states have internal predecessors, (98), 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)
[2022-02-08 23:54:45,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-08 23:54:45,852 INFO L93 Difference]: Finished difference Result 29818 states and 117551 transitions.
[2022-02-08 23:54:45,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2022-02-08 23:54:45,853 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 8 states have internal predecessors, (98), 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) Word has length 98
[2022-02-08 23:54:45,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-08 23:54:45,929 INFO L225 Difference]: With dead ends: 29818
[2022-02-08 23:54:45,929 INFO L226 Difference]: Without dead ends: 20908
[2022-02-08 23:54:45,930 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210
[2022-02-08 23:54:45,935 INFO L933 BasicCegarLoop]: 139 mSDtfsCounter, 470 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 470 SdHoareTripleChecker+Valid, 628 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-02-08 23:54:45,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [470 Valid, 628 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-02-08 23:54:45,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20908 states.
[2022-02-08 23:54:46,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20908 to 20908.
[2022-02-08 23:54:46,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20908 states, 20907 states have (on average 3.8924762041421532) internal successors, (81380), 20907 states have internal predecessors, (81380), 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)
[2022-02-08 23:54:46,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20908 states to 20908 states and 81380 transitions.
[2022-02-08 23:54:46,774 INFO L78 Accepts]: Start accepts. Automaton has 20908 states and 81380 transitions. Word has length 98
[2022-02-08 23:54:46,774 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-08 23:54:46,774 INFO L470 AbstractCegarLoop]: Abstraction has 20908 states and 81380 transitions.
[2022-02-08 23:54:46,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 8 states have internal predecessors, (98), 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)
[2022-02-08 23:54:46,775 INFO L276 IsEmpty]: Start isEmpty. Operand 20908 states and 81380 transitions.
[2022-02-08 23:54:46,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103
[2022-02-08 23:54:46,825 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:46,825 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:46,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2022-02-08 23:54:46,825 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:46,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:46,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1821597358, now seen corresponding path program 1 times
[2022-02-08 23:54:46,826 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:46,835 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827357729]
[2022-02-08 23:54:46,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:46,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-08 23:54:46,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-08 23:54:46,988 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-08 23:54:46,988 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827357729]
[2022-02-08 23:54:46,988 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827357729] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-08 23:54:46,988 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-08 23:54:46,988 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2022-02-08 23:54:46,988 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552452243]
[2022-02-08 23:54:46,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-08 23:54:46,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2022-02-08 23:54:46,989 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-08 23:54:46,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2022-02-08 23:54:46,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2022-02-08 23:54:46,989 INFO L87 Difference]: Start difference. First operand 20908 states and 81380 transitions. Second operand has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 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)
[2022-02-08 23:54:47,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-08 23:54:47,383 INFO L93 Difference]: Finished difference Result 30523 states and 118354 transitions.
[2022-02-08 23:54:47,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2022-02-08 23:54:47,384 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 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) Word has length 102
[2022-02-08 23:54:47,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-08 23:54:47,452 INFO L225 Difference]: With dead ends: 30523
[2022-02-08 23:54:47,452 INFO L226 Difference]: Without dead ends: 21048
[2022-02-08 23:54:47,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110
[2022-02-08 23:54:47,454 INFO L933 BasicCegarLoop]: 214 mSDtfsCounter, 130 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 1000 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-02-08 23:54:47,454 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 1000 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-02-08 23:54:47,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21048 states.
[2022-02-08 23:54:48,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21048 to 20103.
[2022-02-08 23:54:48,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20103 states, 20102 states have (on average 3.8358869764202566) internal successors, (77109), 20102 states have internal predecessors, (77109), 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)
[2022-02-08 23:54:48,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20103 states to 20103 states and 77109 transitions.
[2022-02-08 23:54:48,482 INFO L78 Accepts]: Start accepts. Automaton has 20103 states and 77109 transitions. Word has length 102
[2022-02-08 23:54:48,482 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-08 23:54:48,482 INFO L470 AbstractCegarLoop]: Abstraction has 20103 states and 77109 transitions.
[2022-02-08 23:54:48,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 7 states have internal predecessors, (102), 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)
[2022-02-08 23:54:48,482 INFO L276 IsEmpty]: Start isEmpty. Operand 20103 states and 77109 transitions.
[2022-02-08 23:54:48,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103
[2022-02-08 23:54:48,533 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:48,533 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:48,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2022-02-08 23:54:48,533 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:48,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:48,533 INFO L85 PathProgramCache]: Analyzing trace with hash 761966726, now seen corresponding path program 2 times
[2022-02-08 23:54:48,533 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:48,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187281483]
[2022-02-08 23:54:48,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:48,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-08 23:54:48,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-08 23:54:48,663 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-08 23:54:48,663 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187281483]
[2022-02-08 23:54:48,663 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187281483] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-08 23:54:48,663 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-08 23:54:48,663 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2022-02-08 23:54:48,663 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785956125]
[2022-02-08 23:54:48,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-08 23:54:48,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2022-02-08 23:54:48,663 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-08 23:54:48,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2022-02-08 23:54:48,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72
[2022-02-08 23:54:48,664 INFO L87 Difference]: Start difference. First operand 20103 states and 77109 transitions. Second operand has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 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)
[2022-02-08 23:54:49,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-08 23:54:49,309 INFO L93 Difference]: Finished difference Result 16512 states and 62691 transitions.
[2022-02-08 23:54:49,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states.
[2022-02-08 23:54:49,310 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 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) Word has length 102
[2022-02-08 23:54:49,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-08 23:54:49,367 INFO L225 Difference]: With dead ends: 16512
[2022-02-08 23:54:49,368 INFO L226 Difference]: Without dead ends: 5492
[2022-02-08 23:54:49,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272
[2022-02-08 23:54:49,368 INFO L933 BasicCegarLoop]: 135 mSDtfsCounter, 467 mSDsluCounter, 558 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 467 SdHoareTripleChecker+Valid, 643 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2022-02-08 23:54:49,369 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [467 Valid, 643 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2022-02-08 23:54:49,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5492 states.
[2022-02-08 23:54:49,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5492 to 5492.
[2022-02-08 23:54:49,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5492 states, 5491 states have (on average 3.7492260061919507) internal successors, (20587), 5491 states have internal predecessors, (20587), 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)
[2022-02-08 23:54:49,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5492 states to 5492 states and 20587 transitions.
[2022-02-08 23:54:49,525 INFO L78 Accepts]: Start accepts. Automaton has 5492 states and 20587 transitions. Word has length 102
[2022-02-08 23:54:49,526 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-08 23:54:49,526 INFO L470 AbstractCegarLoop]: Abstraction has 5492 states and 20587 transitions.
[2022-02-08 23:54:49,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 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)
[2022-02-08 23:54:49,526 INFO L276 IsEmpty]: Start isEmpty. Operand 5492 states and 20587 transitions.
[2022-02-08 23:54:49,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107
[2022-02-08 23:54:49,535 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:49,535 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:49,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2022-02-08 23:54:49,535 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:49,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:49,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1434389444, now seen corresponding path program 1 times
[2022-02-08 23:54:49,536 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:49,536 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191139869]
[2022-02-08 23:54:49,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:49,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-08 23:54:49,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-08 23:54:49,698 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-08 23:54:49,698 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191139869]
[2022-02-08 23:54:49,698 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191139869] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-08 23:54:49,698 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-08 23:54:49,698 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2022-02-08 23:54:49,698 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259714517]
[2022-02-08 23:54:49,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-08 23:54:49,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2022-02-08 23:54:49,698 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-08 23:54:49,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2022-02-08 23:54:49,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72
[2022-02-08 23:54:49,699 INFO L87 Difference]: Start difference. First operand 5492 states and 20587 transitions. Second operand has 9 states, 9 states have (on average 11.777777777777779) internal successors, (106), 9 states have internal predecessors, (106), 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)
[2022-02-08 23:54:49,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-08 23:54:49,895 INFO L93 Difference]: Finished difference Result 8915 states and 33564 transitions.
[2022-02-08 23:54:49,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2022-02-08 23:54:49,896 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.777777777777779) internal successors, (106), 9 states have internal predecessors, (106), 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) Word has length 106
[2022-02-08 23:54:49,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-08 23:54:49,908 INFO L225 Difference]: With dead ends: 8915
[2022-02-08 23:54:49,909 INFO L226 Difference]: Without dead ends: 4438
[2022-02-08 23:54:49,909 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182
[2022-02-08 23:54:49,909 INFO L933 BasicCegarLoop]: 169 mSDtfsCounter, 234 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 947 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-02-08 23:54:49,910 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [234 Valid, 947 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-02-08 23:54:49,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4438 states.
[2022-02-08 23:54:49,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4438 to 4060.
[2022-02-08 23:54:49,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4060 states, 4059 states have (on average 3.6725794530672577) internal successors, (14907), 4059 states have internal predecessors, (14907), 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)
[2022-02-08 23:54:49,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 4060 states and 14907 transitions.
[2022-02-08 23:54:49,988 INFO L78 Accepts]: Start accepts. Automaton has 4060 states and 14907 transitions. Word has length 106
[2022-02-08 23:54:49,988 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-08 23:54:49,988 INFO L470 AbstractCegarLoop]: Abstraction has 4060 states and 14907 transitions.
[2022-02-08 23:54:49,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.777777777777779) internal successors, (106), 9 states have internal predecessors, (106), 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)
[2022-02-08 23:54:49,989 INFO L276 IsEmpty]: Start isEmpty. Operand 4060 states and 14907 transitions.
[2022-02-08 23:54:49,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107
[2022-02-08 23:54:49,996 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:49,996 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:49,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2022-02-08 23:54:49,996 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:49,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:49,996 INFO L85 PathProgramCache]: Analyzing trace with hash -580861338, now seen corresponding path program 2 times
[2022-02-08 23:54:49,997 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:49,997 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189359783]
[2022-02-08 23:54:49,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:49,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-08 23:54:50,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-08 23:54:50,097 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-08 23:54:50,097 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189359783]
[2022-02-08 23:54:50,097 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189359783] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-08 23:54:50,097 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-08 23:54:50,097 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2022-02-08 23:54:50,097 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503510132]
[2022-02-08 23:54:50,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-08 23:54:50,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2022-02-08 23:54:50,098 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-08 23:54:50,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2022-02-08 23:54:50,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2022-02-08 23:54:50,098 INFO L87 Difference]: Start difference. First operand 4060 states and 14907 transitions. Second operand has 8 states, 8 states have (on average 13.25) internal successors, (106), 8 states have internal predecessors, (106), 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)
[2022-02-08 23:54:50,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-08 23:54:50,370 INFO L93 Difference]: Finished difference Result 6313 states and 23288 transitions.
[2022-02-08 23:54:50,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2022-02-08 23:54:50,371 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.25) internal successors, (106), 8 states have internal predecessors, (106), 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) Word has length 106
[2022-02-08 23:54:50,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-08 23:54:50,380 INFO L225 Difference]: With dead ends: 6313
[2022-02-08 23:54:50,380 INFO L226 Difference]: Without dead ends: 3702
[2022-02-08 23:54:50,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156
[2022-02-08 23:54:50,387 INFO L933 BasicCegarLoop]: 167 mSDtfsCounter, 188 mSDsluCounter, 744 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 850 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2022-02-08 23:54:50,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [188 Valid, 850 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2022-02-08 23:54:50,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3702 states.
[2022-02-08 23:54:50,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3702 to 3702.
[2022-02-08 23:54:50,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3701 states have (on average 3.6441502296676576) internal successors, (13487), 3701 states have internal predecessors, (13487), 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)
[2022-02-08 23:54:50,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 13487 transitions.
[2022-02-08 23:54:50,459 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 13487 transitions. Word has length 106
[2022-02-08 23:54:50,459 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-08 23:54:50,459 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 13487 transitions.
[2022-02-08 23:54:50,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.25) internal successors, (106), 8 states have internal predecessors, (106), 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)
[2022-02-08 23:54:50,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 13487 transitions.
[2022-02-08 23:54:50,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107
[2022-02-08 23:54:50,467 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:50,467 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:50,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2022-02-08 23:54:50,467 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:50,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:50,467 INFO L85 PathProgramCache]: Analyzing trace with hash -2083364178, now seen corresponding path program 3 times
[2022-02-08 23:54:50,468 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:50,468 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955927421]
[2022-02-08 23:54:50,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:50,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-08 23:54:50,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-08 23:54:50,675 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-02-08 23:54:50,676 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955927421]
[2022-02-08 23:54:50,676 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955927421] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-08 23:54:50,676 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-08 23:54:50,676 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2022-02-08 23:54:50,676 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126656338]
[2022-02-08 23:54:50,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-08 23:54:50,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2022-02-08 23:54:50,676 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-02-08 23:54:50,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2022-02-08 23:54:50,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2022-02-08 23:54:50,677 INFO L87 Difference]: Start difference. First operand 3702 states and 13487 transitions. Second operand has 9 states, 9 states have (on average 11.777777777777779) internal successors, (106), 9 states have internal predecessors, (106), 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)
[2022-02-08 23:54:50,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-08 23:54:50,836 INFO L93 Difference]: Finished difference Result 5523 states and 20164 transitions.
[2022-02-08 23:54:50,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2022-02-08 23:54:50,836 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.777777777777779) internal successors, (106), 9 states have internal predecessors, (106), 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) Word has length 106
[2022-02-08 23:54:50,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-08 23:54:50,843 INFO L225 Difference]: With dead ends: 5523
[2022-02-08 23:54:50,843 INFO L226 Difference]: Without dead ends: 2694
[2022-02-08 23:54:50,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182
[2022-02-08 23:54:50,844 INFO L933 BasicCegarLoop]: 162 mSDtfsCounter, 184 mSDsluCounter, 826 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 964 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-02-08 23:54:50,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [184 Valid, 964 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-02-08 23:54:50,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2694 states.
[2022-02-08 23:54:50,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2694 to 2694.
[2022-02-08 23:54:50,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2694 states, 2693 states have (on average 3.502042331971779) internal successors, (9431), 2693 states have internal predecessors, (9431), 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)
[2022-02-08 23:54:50,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 2694 states and 9431 transitions.
[2022-02-08 23:54:50,892 INFO L78 Accepts]: Start accepts. Automaton has 2694 states and 9431 transitions. Word has length 106
[2022-02-08 23:54:50,892 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-08 23:54:50,892 INFO L470 AbstractCegarLoop]: Abstraction has 2694 states and 9431 transitions.
[2022-02-08 23:54:50,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.777777777777779) internal successors, (106), 9 states have internal predecessors, (106), 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)
[2022-02-08 23:54:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 9431 transitions.
[2022-02-08 23:54:50,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107
[2022-02-08 23:54:50,897 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-08 23:54:50,897 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:50,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2022-02-08 23:54:50,898 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2022-02-08 23:54:50,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-08 23:54:50,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1406320820, now seen corresponding path program 4 times
[2022-02-08 23:54:50,898 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-02-08 23:54:50,898 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222625999]
[2022-02-08 23:54:50,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-08 23:54:50,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-08 23:54:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-02-08 23:54:50,946 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-02-08 23:54:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-02-08 23:54:51,037 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-02-08 23:54:51,037 INFO L628 BasicCegarLoop]: Counterexample is feasible
[2022-02-08 23:54:51,038 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining)
[2022-02-08 23:54:51,039 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining)
[2022-02-08 23:54:51,040 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining)
[2022-02-08 23:54:51,041 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining)
[2022-02-08 23:54:51,041 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining)
[2022-02-08 23:54:51,041 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (1 of 7 remaining)
[2022-02-08 23:54:51,041 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining)
[2022-02-08 23:54:51,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2022-02-08 23:54:51,043 INFO L732 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1, 1, 1, 1]
[2022-02-08 23:54:51,046 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2022-02-08 23:54:51,046 INFO L180 ceAbstractionStarter]: Computing trace abstraction results
[2022-02-08 23:54:51,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 11:54:51 BasicIcfg
[2022-02-08 23:54:51,172 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-02-08 23:54:51,173 INFO L158 Benchmark]: Toolchain (without parser) took 46229.57ms. Allocated memory was 197.1MB in the beginning and 7.8GB in the end (delta: 7.6GB). Free memory was 145.3MB in the beginning and 3.9GB in the end (delta: -3.8GB). Peak memory consumption was 3.8GB. Max. memory is 8.0GB.
[2022-02-08 23:54:51,173 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 197.1MB. Free memory was 163.6MB in the beginning and 163.4MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 8.0GB.
[2022-02-08 23:54:51,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 668.04ms. Allocated memory is still 197.1MB. Free memory was 145.1MB in the beginning and 160.4MB in the end (delta: -15.3MB). Peak memory consumption was 12.0MB. Max. memory is 8.0GB.
[2022-02-08 23:54:51,173 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.22ms. Allocated memory is still 197.1MB. Free memory was 160.4MB in the beginning and 157.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB.
[2022-02-08 23:54:51,174 INFO L158 Benchmark]: Boogie Preprocessor took 26.40ms. Allocated memory is still 197.1MB. Free memory was 157.8MB in the beginning and 155.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-02-08 23:54:51,174 INFO L158 Benchmark]: RCFGBuilder took 1299.51ms. Allocated memory is still 197.1MB. Free memory was 155.7MB in the beginning and 89.1MB in the end (delta: 66.6MB). Peak memory consumption was 66.1MB. Max. memory is 8.0GB.
[2022-02-08 23:54:51,174 INFO L158 Benchmark]: TraceAbstraction took 44160.89ms. Allocated memory was 197.1MB in the beginning and 7.8GB in the end (delta: 7.6GB). Free memory was 88.6MB in the beginning and 3.9GB in the end (delta: -3.9GB). Peak memory consumption was 3.7GB. Max. memory is 8.0GB.
[2022-02-08 23:54:51,175 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.12ms. Allocated memory is still 197.1MB. Free memory was 163.6MB in the beginning and 163.4MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 8.0GB.
* CACSL2BoogieTranslator took 668.04ms. Allocated memory is still 197.1MB. Free memory was 145.1MB in the beginning and 160.4MB in the end (delta: -15.3MB). Peak memory consumption was 12.0MB. Max. memory is 8.0GB.
* Boogie Procedure Inliner took 56.22ms. Allocated memory is still 197.1MB. Free memory was 160.4MB in the beginning and 157.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB.
* Boogie Preprocessor took 26.40ms. Allocated memory is still 197.1MB. Free memory was 157.8MB in the beginning and 155.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
* RCFGBuilder took 1299.51ms. Allocated memory is still 197.1MB. Free memory was 155.7MB in the beginning and 89.1MB in the end (delta: 66.6MB). Peak memory consumption was 66.1MB. Max. memory is 8.0GB.
* TraceAbstraction took 44160.89ms. Allocated memory was 197.1MB in the beginning and 7.8GB in the end (delta: 7.6GB). Free memory was 88.6MB in the beginning and 3.9GB in the end (delta: -3.9GB). Peak memory consumption was 3.7GB. Max. memory is 8.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- 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
- CounterExampleResult [Line: 18]: a call to reach_error is reachable
a call to reach_error is reachable
We found a FailurePath:
[L710] 0 int __unbuffered_cnt = 0;
VAL [__unbuffered_cnt=0]
[L712] 0 int __unbuffered_p1_EAX = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0]
[L714] 0 int __unbuffered_p2_EAX = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0]
[L716] 0 int __unbuffered_p3_EAX = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0]
[L718] 0 int __unbuffered_p3_EBX = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0]
[L720] 0 int a = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0]
[L722] 0 int b = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0]
[L723] 0 _Bool main$tmp_guard0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0]
[L724] 0 _Bool main$tmp_guard1;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0]
[L726] 0 int x = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0]
[L728] 0 int y = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0]
[L730] 0 int z = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0]
[L731] 0 _Bool z$flush_delayed;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0]
[L732] 0 int z$mem_tmp;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0]
[L733] 0 _Bool z$r_buff0_thd0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0]
[L734] 0 _Bool z$r_buff0_thd1;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0]
[L735] 0 _Bool z$r_buff0_thd2;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0]
[L736] 0 _Bool z$r_buff0_thd3;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0]
[L737] 0 _Bool z$r_buff0_thd4;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0]
[L738] 0 _Bool z$r_buff1_thd0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0]
[L739] 0 _Bool z$r_buff1_thd1;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0]
[L740] 0 _Bool z$r_buff1_thd2;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0]
[L741] 0 _Bool z$r_buff1_thd3;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0]
[L742] 0 _Bool z$r_buff1_thd4;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0]
[L743] 0 _Bool z$read_delayed;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0]
[L744] 0 int *z$read_delayed_var;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}]
[L745] 0 int z$w_buff0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0]
[L746] 0 _Bool z$w_buff0_used;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0]
[L747] 0 int z$w_buff1;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0]
[L748] 0 _Bool z$w_buff1_used;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L749] 0 _Bool weak$$choice0;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L750] 0 _Bool weak$$choice2;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L856] 0 pthread_t t973;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t973={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L857] FCALL, FORK 0 pthread_create(&t973, ((void *)0), P0, ((void *)0))
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t973, ((void *)0), P0, ((void *)0))=-3, t973={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L858] 0 pthread_t t974;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t973={5:0}, t974={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L859] FCALL, FORK 0 pthread_create(&t974, ((void *)0), P1, ((void *)0))
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t974, ((void *)0), P1, ((void *)0))=-2, t973={5:0}, t974={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L860] 0 pthread_t t975;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t973={5:0}, t974={6:0}, t975={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L861] FCALL, FORK 0 pthread_create(&t975, ((void *)0), P2, ((void *)0))
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t975, ((void *)0), P2, ((void *)0))=-1, t973={5:0}, t974={6:0}, t975={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L862] 0 pthread_t t976;
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t973={5:0}, t974={6:0}, t975={7:0}, t976={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L863] FCALL, FORK 0 pthread_create(&t976, ((void *)0), P3, ((void *)0))
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t976, ((void *)0), P3, ((void *)0))=0, t973={5:0}, t974={6:0}, t975={7:0}, t976={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L812] 4 z$w_buff1 = z$w_buff0
[L813] 4 z$w_buff0 = 1
[L814] 4 z$w_buff1_used = z$w_buff0_used
[L815] 4 z$w_buff0_used = (_Bool)1
[L816] CALL 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used))
[L18] COND FALSE 4 !(!expression)
[L816] RET 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used))
[L817] 4 z$r_buff1_thd0 = z$r_buff0_thd0
[L818] 4 z$r_buff1_thd1 = z$r_buff0_thd1
[L819] 4 z$r_buff1_thd2 = z$r_buff0_thd2
[L820] 4 z$r_buff1_thd3 = z$r_buff0_thd3
[L821] 4 z$r_buff1_thd4 = z$r_buff0_thd4
[L822] 4 z$r_buff0_thd4 = (_Bool)1
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L825] 4 a = 1
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L828] 4 __unbuffered_p3_EAX = a
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L831] 4 __unbuffered_p3_EBX = b
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L754] 1 b = 1
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L757] 1 x = 1
VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L762] 1 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L769] 2 x = 2
VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L772] 2 __unbuffered_p1_EAX = y
VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L784] 3 y = 1
VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L787] 3 weak$$choice0 = __VERIFIER_nondet_bool()
[L788] 3 weak$$choice2 = __VERIFIER_nondet_bool()
[L789] 3 z$flush_delayed = weak$$choice2
[L790] 3 z$mem_tmp = z
[L791] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1)
[L791] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1)
[L792] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0))
[L792] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)
[L792] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0))
[L792] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0))
[L793] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))
[L793] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)
[L793] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))
[L793] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))
[L794] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used))
[L794] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)
[L794] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used))
[L794] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used))
[L795] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L795] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L795] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L795] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L796] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3))
[L796] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)
[L796] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3))
[L796] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3))
[L797] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L797] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L797] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L797] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L798] 3 __unbuffered_p2_EAX = z
[L799] EXPR 3 z$flush_delayed ? z$mem_tmp : z
[L799] 3 z = z$flush_delayed ? z$mem_tmp : z
[L800] 3 z$flush_delayed = (_Bool)0
VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L834] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z)
[L834] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z)
[L835] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used
[L835] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used
[L836] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used
[L836] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used
[L837] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4
[L837] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4
[L838] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4
[L838] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4
[L841] 4 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L805] 3 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L865] 0 main$tmp_guard0 = __unbuffered_cnt == 4
VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t973={5:0}, t974={6:0}, t975={7:0}, t976={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L867] CALL 0 assume_abort_if_not(main$tmp_guard0)
[L3] COND FALSE 0 !(!cond)
VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L867] RET 0 assume_abort_if_not(main$tmp_guard0)
[L869] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z)
[L869] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z
[L869] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z)
[L869] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z)
[L870] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used
[L870] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used
[L871] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used
[L871] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used
[L872] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0
[L872] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0
[L873] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0
[L873] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0
[L876] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0)
VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t973={5:0}, t974={6:0}, t975={7:0}, t976={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L878] CALL 0 __VERIFIER_assert(main$tmp_guard1)
[L18] COND TRUE 0 !expression
VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L18] 0 reach_error()
VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
- UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable
Unable to prove that call to reach_error is unreachable
Reason: Not analyzed.
- UnprovableResult [Line: 863]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Reason: Not analyzed.
- UnprovableResult [Line: 859]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Reason: Not analyzed.
- UnprovableResult [Line: 861]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Reason: Not analyzed.
- UnprovableResult [Line: 857]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 9 procedures, 172 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 43.8s, OverallIterations: 13, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 1.4s, AutomataDifference: 15.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 4.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2958 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2958 mSDsluCounter, 8833 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7459 mSDsCounter, 130 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1339 IncrementalHoareTripleChecker+Invalid, 1469 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 130 mSolverCounterUnsat, 1947 mSDtfsCounter, 1339 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 152 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=89964occurred in iteration=0, InterpolantAutomatonStates: 113, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 20.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 18267 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1259 NumberOfCodeBlocks, 1259 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1141 ConstructedInterpolants, 0 QuantifiedInterpolants, 4822 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
[2022-02-08 23:54:51,235 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
Received shutdown request...