/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 12:01:10,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 12:01:10,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 12:01:10,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 12:01:10,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 12:01:10,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 12:01:10,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 12:01:10,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 12:01:10,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 12:01:10,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 12:01:10,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 12:01:10,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 12:01:10,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 12:01:10,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 12:01:10,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 12:01:10,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 12:01:10,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 12:01:10,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 12:01:10,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 12:01:10,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 12:01:10,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 12:01:10,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 12:01:10,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 12:01:10,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 12:01:10,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 12:01:10,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 12:01:10,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 12:01:10,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 12:01:10,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 12:01:10,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 12:01:10,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 12:01:10,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 12:01:10,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 12:01:10,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 12:01:10,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 12:01:10,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 12:01:10,933 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-18 12:01:10,954 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 12:01:10,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 12:01:10,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 12:01:10,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 12:01:10,958 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 12:01:10,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 12:01:10,958 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 12:01:10,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 12:01:10,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 12:01:10,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 12:01:10,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 12:01:10,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 12:01:10,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 12:01:10,960 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 12:01:10,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 12:01:10,961 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 12:01:10,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 12:01:10,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 12:01:10,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 12:01:10,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 12:01:10,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 12:01:10,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 12:01:10,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 12:01:10,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 12:01:10,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 12:01:10,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 12:01:10,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 12:01:10,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 12:01:10,963 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-18 12:01:10,964 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 12:01:11,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 12:01:11,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 12:01:11,324 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 12:01:11,326 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 12:01:11,326 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 12:01:11,327 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i [2019-12-18 12:01:11,420 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47ca39182/9a9d11aaad054accac9d1ec016f4876d/FLAG143882991 [2019-12-18 12:01:11,969 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 12:01:11,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i [2019-12-18 12:01:11,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47ca39182/9a9d11aaad054accac9d1ec016f4876d/FLAG143882991 [2019-12-18 12:01:12,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47ca39182/9a9d11aaad054accac9d1ec016f4876d [2019-12-18 12:01:12,292 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 12:01:12,294 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 12:01:12,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 12:01:12,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 12:01:12,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 12:01:12,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 12:01:12" (1/1) ... [2019-12-18 12:01:12,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b75db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12, skipping insertion in model container [2019-12-18 12:01:12,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 12:01:12" (1/1) ... [2019-12-18 12:01:12,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 12:01:12,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 12:01:12,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 12:01:12,835 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 12:01:12,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 12:01:12,954 INFO L208 MainTranslator]: Completed translation [2019-12-18 12:01:12,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12 WrapperNode [2019-12-18 12:01:12,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 12:01:12,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 12:01:12,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 12:01:12,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 12:01:12,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12" (1/1) ... [2019-12-18 12:01:12,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12" (1/1) ... [2019-12-18 12:01:13,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 12:01:13,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 12:01:13,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 12:01:13,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 12:01:13,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12" (1/1) ... [2019-12-18 12:01:13,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12" (1/1) ... [2019-12-18 12:01:13,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12" (1/1) ... [2019-12-18 12:01:13,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12" (1/1) ... [2019-12-18 12:01:13,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12" (1/1) ... [2019-12-18 12:01:13,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12" (1/1) ... [2019-12-18 12:01:13,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12" (1/1) ... [2019-12-18 12:01:13,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 12:01:13,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 12:01:13,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 12:01:13,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 12:01:13,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 12:01:13,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-18 12:01:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-18 12:01:13,115 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-18 12:01:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 12:01:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 12:01:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 12:01:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 12:01:13,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 12:01:13,117 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 12:01:13,280 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-12-18 12:01:13,451 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-12-18 12:01:13,543 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 12:01:13,544 INFO L287 CfgBuilder]: Removed 9 assume(true) statements. [2019-12-18 12:01:13,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 12:01:13 BoogieIcfgContainer [2019-12-18 12:01:13,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 12:01:13,547 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 12:01:13,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 12:01:13,550 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 12:01:13,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 12:01:12" (1/3) ... [2019-12-18 12:01:13,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77fc9be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 12:01:13, skipping insertion in model container [2019-12-18 12:01:13,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 12:01:12" (2/3) ... [2019-12-18 12:01:13,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77fc9be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 12:01:13, skipping insertion in model container [2019-12-18 12:01:13,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 12:01:13" (3/3) ... [2019-12-18 12:01:13,560 INFO L109 eAbstractionObserver]: Analyzing ICFG 48_ticket_lock_low_contention_vs.i [2019-12-18 12:01:13,574 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 12:01:13,575 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 12:01:13,583 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 12:01:13,583 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 12:01:13,613 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,614 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,614 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,614 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,615 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,615 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,616 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,616 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,616 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,616 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,617 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,617 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,619 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,620 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,620 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,621 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,621 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,622 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,622 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,623 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,623 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,624 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,625 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,625 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,625 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,625 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,625 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,630 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,631 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,631 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,632 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,632 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,632 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,633 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,633 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,633 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,633 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,634 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,634 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:13,648 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-12-18 12:01:13,665 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 12:01:13,665 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 12:01:13,665 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 12:01:13,665 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 12:01:13,665 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 12:01:13,666 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 12:01:13,666 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 12:01:13,666 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 12:01:13,678 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 72 transitions [2019-12-18 12:01:13,681 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 68 places, 72 transitions [2019-12-18 12:01:13,737 INFO L126 PetriNetUnfolder]: 11/110 cut-off events. [2019-12-18 12:01:13,737 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 12:01:13,746 INFO L76 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 110 events. 11/110 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 252 event pairs. 5/99 useless extension candidates. Maximal degree in co-relation 61. Up to 4 conditions per place. [2019-12-18 12:01:13,752 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 68 places, 72 transitions [2019-12-18 12:01:13,778 INFO L126 PetriNetUnfolder]: 11/110 cut-off events. [2019-12-18 12:01:13,778 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 12:01:13,781 INFO L76 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 110 events. 11/110 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 252 event pairs. 5/99 useless extension candidates. Maximal degree in co-relation 61. Up to 4 conditions per place. [2019-12-18 12:01:13,786 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 1760 [2019-12-18 12:01:13,787 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 12:01:15,153 INFO L206 etLargeBlockEncoding]: Checked pairs total: 4015 [2019-12-18 12:01:15,153 INFO L214 etLargeBlockEncoding]: Total number of compositions: 49 [2019-12-18 12:01:15,157 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 29 places, 34 transitions [2019-12-18 12:01:15,175 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 207 states. [2019-12-18 12:01:15,177 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-12-18 12:01:15,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-18 12:01:15,184 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 12:01:15,185 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-18 12:01:15,185 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 12:01:15,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 12:01:15,192 INFO L82 PathProgramCache]: Analyzing trace with hash 8710019, now seen corresponding path program 1 times [2019-12-18 12:01:15,201 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 12:01:15,202 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796130978] [2019-12-18 12:01:15,202 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 12:01:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 12:01:15,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 12:01:15,344 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796130978] [2019-12-18 12:01:15,345 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 12:01:15,345 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 12:01:15,346 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942406437] [2019-12-18 12:01:15,350 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-18 12:01:15,351 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 12:01:15,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-18 12:01:15,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 12:01:15,369 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 2 states. [2019-12-18 12:01:15,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 12:01:15,396 INFO L93 Difference]: Finished difference Result 207 states and 400 transitions. [2019-12-18 12:01:15,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-18 12:01:15,413 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2019-12-18 12:01:15,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 12:01:15,428 INFO L225 Difference]: With dead ends: 207 [2019-12-18 12:01:15,429 INFO L226 Difference]: Without dead ends: 171 [2019-12-18 12:01:15,430 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 12:01:15,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2019-12-18 12:01:15,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 165. [2019-12-18 12:01:15,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2019-12-18 12:01:15,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 328 transitions. [2019-12-18 12:01:15,486 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 328 transitions. Word has length 4 [2019-12-18 12:01:15,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 12:01:15,487 INFO L462 AbstractCegarLoop]: Abstraction has 165 states and 328 transitions. [2019-12-18 12:01:15,487 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-18 12:01:15,487 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 328 transitions. [2019-12-18 12:01:15,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-18 12:01:15,488 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 12:01:15,488 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2019-12-18 12:01:15,488 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 12:01:15,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 12:01:15,489 INFO L82 PathProgramCache]: Analyzing trace with hash -229525757, now seen corresponding path program 1 times [2019-12-18 12:01:15,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 12:01:15,490 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471514838] [2019-12-18 12:01:15,490 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 12:01:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 12:01:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 12:01:15,581 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 12:01:15,581 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 12:01:15,582 WARN L364 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-18 12:01:15,582 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2019-12-18 12:01:15,592 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,592 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,592 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,592 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,593 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,593 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,593 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,593 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,593 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,593 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,594 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,594 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,594 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,594 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,594 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,595 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,595 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,595 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,595 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,595 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,596 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,596 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,596 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,596 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,596 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,597 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,597 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,597 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,597 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,598 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,598 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,598 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,598 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,598 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,599 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,599 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,599 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,599 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,599 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,600 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,600 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,600 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,600 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,600 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,601 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,601 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,601 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,601 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,602 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,602 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,602 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,602 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,602 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,603 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,603 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,603 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,603 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,604 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,604 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,604 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,604 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,604 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,605 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,605 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,605 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,605 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,607 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,607 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,608 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,608 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,608 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,608 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,608 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,609 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,609 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,609 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,609 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,609 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:15,612 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-18 12:01:15,612 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 12:01:15,613 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 12:01:15,613 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 12:01:15,613 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 12:01:15,613 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 12:01:15,613 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 12:01:15,613 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 12:01:15,613 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 12:01:15,616 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 95 transitions [2019-12-18 12:01:15,616 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 90 places, 95 transitions [2019-12-18 12:01:15,645 INFO L126 PetriNetUnfolder]: 18/172 cut-off events. [2019-12-18 12:01:15,645 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 12:01:15,651 INFO L76 FinitePrefix]: Finished finitePrefix Result has 182 conditions, 172 events. 18/172 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 551 event pairs. 14/160 useless extension candidates. Maximal degree in co-relation 111. Up to 6 conditions per place. [2019-12-18 12:01:15,664 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 90 places, 95 transitions [2019-12-18 12:01:15,695 INFO L126 PetriNetUnfolder]: 18/172 cut-off events. [2019-12-18 12:01:15,695 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 12:01:15,703 INFO L76 FinitePrefix]: Finished finitePrefix Result has 182 conditions, 172 events. 18/172 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 551 event pairs. 14/160 useless extension candidates. Maximal degree in co-relation 111. Up to 6 conditions per place. [2019-12-18 12:01:15,715 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 4532 [2019-12-18 12:01:15,715 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 12:01:17,040 INFO L206 etLargeBlockEncoding]: Checked pairs total: 10602 [2019-12-18 12:01:17,040 INFO L214 etLargeBlockEncoding]: Total number of compositions: 59 [2019-12-18 12:01:17,041 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 42 places, 48 transitions [2019-12-18 12:01:17,142 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2499 states. [2019-12-18 12:01:17,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states. [2019-12-18 12:01:17,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-18 12:01:17,143 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 12:01:17,143 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-18 12:01:17,144 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 12:01:17,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 12:01:17,144 INFO L82 PathProgramCache]: Analyzing trace with hash 14192653, now seen corresponding path program 1 times [2019-12-18 12:01:17,144 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 12:01:17,145 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629394264] [2019-12-18 12:01:17,145 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 12:01:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 12:01:17,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 12:01:17,202 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629394264] [2019-12-18 12:01:17,203 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 12:01:17,204 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 12:01:17,204 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197169449] [2019-12-18 12:01:17,204 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-18 12:01:17,204 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 12:01:17,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-18 12:01:17,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 12:01:17,205 INFO L87 Difference]: Start difference. First operand 2499 states. Second operand 2 states. [2019-12-18 12:01:17,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 12:01:17,264 INFO L93 Difference]: Finished difference Result 2499 states and 7300 transitions. [2019-12-18 12:01:17,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-18 12:01:17,264 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2019-12-18 12:01:17,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 12:01:17,294 INFO L225 Difference]: With dead ends: 2499 [2019-12-18 12:01:17,295 INFO L226 Difference]: Without dead ends: 2313 [2019-12-18 12:01:17,295 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 12:01:17,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2313 states. [2019-12-18 12:01:17,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2313 to 2193. [2019-12-18 12:01:17,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2193 states. [2019-12-18 12:01:17,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 2193 states and 6550 transitions. [2019-12-18 12:01:17,451 INFO L78 Accepts]: Start accepts. Automaton has 2193 states and 6550 transitions. Word has length 4 [2019-12-18 12:01:17,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 12:01:17,452 INFO L462 AbstractCegarLoop]: Abstraction has 2193 states and 6550 transitions. [2019-12-18 12:01:17,452 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-18 12:01:17,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 6550 transitions. [2019-12-18 12:01:17,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-18 12:01:17,453 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 12:01:17,453 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-18 12:01:17,453 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 12:01:17,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 12:01:17,454 INFO L82 PathProgramCache]: Analyzing trace with hash 1786965608, now seen corresponding path program 1 times [2019-12-18 12:01:17,454 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 12:01:17,454 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405562794] [2019-12-18 12:01:17,454 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 12:01:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 12:01:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 12:01:17,550 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405562794] [2019-12-18 12:01:17,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 12:01:17,551 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 12:01:17,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312657545] [2019-12-18 12:01:17,551 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 12:01:17,552 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 12:01:17,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 12:01:17,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 12:01:17,553 INFO L87 Difference]: Start difference. First operand 2193 states and 6550 transitions. Second operand 3 states. [2019-12-18 12:01:17,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 12:01:17,632 INFO L93 Difference]: Finished difference Result 2431 states and 7014 transitions. [2019-12-18 12:01:17,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 12:01:17,633 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-12-18 12:01:17,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 12:01:17,647 INFO L225 Difference]: With dead ends: 2431 [2019-12-18 12:01:17,648 INFO L226 Difference]: Without dead ends: 2111 [2019-12-18 12:01:17,649 INFO L631 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 [2019-12-18 12:01:17,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2111 states. [2019-12-18 12:01:17,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2111 to 1931. [2019-12-18 12:01:17,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1931 states. [2019-12-18 12:01:17,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1931 states and 5561 transitions. [2019-12-18 12:01:17,729 INFO L78 Accepts]: Start accepts. Automaton has 1931 states and 5561 transitions. Word has length 7 [2019-12-18 12:01:17,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 12:01:17,730 INFO L462 AbstractCegarLoop]: Abstraction has 1931 states and 5561 transitions. [2019-12-18 12:01:17,730 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 12:01:17,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 5561 transitions. [2019-12-18 12:01:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-18 12:01:17,732 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 12:01:17,732 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2019-12-18 12:01:17,732 INFO L410 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 12:01:17,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 12:01:17,733 INFO L82 PathProgramCache]: Analyzing trace with hash 15806041, now seen corresponding path program 1 times [2019-12-18 12:01:17,733 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 12:01:17,733 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652814567] [2019-12-18 12:01:17,733 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 12:01:17,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 12:01:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 12:01:17,807 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 12:01:17,809 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 12:01:17,809 WARN L364 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-18 12:01:17,809 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2019-12-18 12:01:17,822 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,822 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,822 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,823 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,824 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,824 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,825 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,825 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,825 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,825 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,825 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,825 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,826 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,826 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,826 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,826 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,826 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,827 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,827 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,827 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,827 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,827 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,828 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,828 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,828 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,828 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,828 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,829 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,830 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,830 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,830 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,830 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,830 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,830 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,830 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,831 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,831 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,831 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,831 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,831 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,831 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,832 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,832 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,832 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,832 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,832 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,833 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,833 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,833 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,833 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,833 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,833 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,834 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,835 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,836 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,836 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,836 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,844 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,844 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,845 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,845 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,845 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,845 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,845 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,845 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,846 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,846 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,846 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,846 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,846 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,847 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,848 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,849 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,849 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,849 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,849 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,849 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,849 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,850 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,850 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,850 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,850 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,851 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,851 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,852 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,852 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,852 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,852 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,852 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,852 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,853 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,853 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,853 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,855 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,855 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,855 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,856 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,856 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,856 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,856 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,856 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,856 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,857 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,857 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,857 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,859 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,859 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,859 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,860 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,860 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,860 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,860 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,861 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,861 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,861 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,861 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,861 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:17,863 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 12:01:17,863 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 12:01:17,863 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 12:01:17,864 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 12:01:17,864 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 12:01:17,864 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 12:01:17,864 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 12:01:17,864 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 12:01:17,864 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 12:01:17,869 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 112 places, 118 transitions [2019-12-18 12:01:17,869 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 112 places, 118 transitions [2019-12-18 12:01:17,897 INFO L126 PetriNetUnfolder]: 25/234 cut-off events. [2019-12-18 12:01:17,897 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 12:01:17,902 INFO L76 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 234 events. 25/234 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 855 event pairs. 27/225 useless extension candidates. Maximal degree in co-relation 176. Up to 8 conditions per place. [2019-12-18 12:01:17,917 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 112 places, 118 transitions [2019-12-18 12:01:17,941 INFO L126 PetriNetUnfolder]: 25/234 cut-off events. [2019-12-18 12:01:17,941 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 12:01:17,946 INFO L76 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 234 events. 25/234 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 855 event pairs. 27/225 useless extension candidates. Maximal degree in co-relation 176. Up to 8 conditions per place. [2019-12-18 12:01:17,960 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 8316 [2019-12-18 12:01:17,960 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 12:01:19,845 INFO L206 etLargeBlockEncoding]: Checked pairs total: 23086 [2019-12-18 12:01:19,845 INFO L214 etLargeBlockEncoding]: Total number of compositions: 76 [2019-12-18 12:01:19,846 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55 places, 64 transitions [2019-12-18 12:01:22,821 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 30003 states. [2019-12-18 12:01:22,821 INFO L276 IsEmpty]: Start isEmpty. Operand 30003 states. [2019-12-18 12:01:22,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-18 12:01:22,821 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 12:01:22,822 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-18 12:01:22,822 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 12:01:22,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 12:01:22,822 INFO L82 PathProgramCache]: Analyzing trace with hash 20957727, now seen corresponding path program 1 times [2019-12-18 12:01:22,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 12:01:22,823 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303480916] [2019-12-18 12:01:22,823 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 12:01:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 12:01:22,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 12:01:22,854 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303480916] [2019-12-18 12:01:22,854 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 12:01:22,854 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 12:01:22,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538385764] [2019-12-18 12:01:22,855 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-18 12:01:22,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 12:01:22,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-18 12:01:22,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 12:01:22,859 INFO L87 Difference]: Start difference. First operand 30003 states. Second operand 2 states. [2019-12-18 12:01:23,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 12:01:23,224 INFO L93 Difference]: Finished difference Result 30003 states and 117604 transitions. [2019-12-18 12:01:23,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-18 12:01:23,225 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2019-12-18 12:01:23,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 12:01:24,438 INFO L225 Difference]: With dead ends: 30003 [2019-12-18 12:01:24,439 INFO L226 Difference]: Without dead ends: 29067 [2019-12-18 12:01:24,439 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 12:01:24,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29067 states. [2019-12-18 12:01:25,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29067 to 27369. [2019-12-18 12:01:25,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27369 states. [2019-12-18 12:01:25,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27369 states to 27369 states and 109120 transitions. [2019-12-18 12:01:25,954 INFO L78 Accepts]: Start accepts. Automaton has 27369 states and 109120 transitions. Word has length 4 [2019-12-18 12:01:25,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 12:01:25,955 INFO L462 AbstractCegarLoop]: Abstraction has 27369 states and 109120 transitions. [2019-12-18 12:01:25,955 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-18 12:01:25,955 INFO L276 IsEmpty]: Start isEmpty. Operand 27369 states and 109120 transitions. [2019-12-18 12:01:25,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-18 12:01:25,956 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 12:01:25,956 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-18 12:01:25,956 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 12:01:25,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 12:01:25,957 INFO L82 PathProgramCache]: Analyzing trace with hash 1528915846, now seen corresponding path program 1 times [2019-12-18 12:01:25,960 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 12:01:25,961 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021638718] [2019-12-18 12:01:25,962 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 12:01:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 12:01:26,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 12:01:26,032 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021638718] [2019-12-18 12:01:26,032 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 12:01:26,032 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 12:01:26,032 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179890916] [2019-12-18 12:01:26,033 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 12:01:26,033 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 12:01:26,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 12:01:26,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 12:01:26,033 INFO L87 Difference]: Start difference. First operand 27369 states and 109120 transitions. Second operand 3 states. [2019-12-18 12:01:27,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 12:01:27,379 INFO L93 Difference]: Finished difference Result 34698 states and 133870 transitions. [2019-12-18 12:01:27,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 12:01:27,379 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-12-18 12:01:27,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 12:01:27,639 INFO L225 Difference]: With dead ends: 34698 [2019-12-18 12:01:27,639 INFO L226 Difference]: Without dead ends: 32938 [2019-12-18 12:01:27,640 INFO L631 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 [2019-12-18 12:01:28,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32938 states. [2019-12-18 12:01:28,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32938 to 28864. [2019-12-18 12:01:28,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28864 states. [2019-12-18 12:01:28,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28864 states to 28864 states and 111992 transitions. [2019-12-18 12:01:28,963 INFO L78 Accepts]: Start accepts. Automaton has 28864 states and 111992 transitions. Word has length 7 [2019-12-18 12:01:28,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 12:01:28,964 INFO L462 AbstractCegarLoop]: Abstraction has 28864 states and 111992 transitions. [2019-12-18 12:01:28,964 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 12:01:28,964 INFO L276 IsEmpty]: Start isEmpty. Operand 28864 states and 111992 transitions. [2019-12-18 12:01:28,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-18 12:01:28,975 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 12:01:28,975 INFO L411 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2019-12-18 12:01:28,975 INFO L410 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 12:01:28,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 12:01:28,976 INFO L82 PathProgramCache]: Analyzing trace with hash -704746344, now seen corresponding path program 1 times [2019-12-18 12:01:28,976 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 12:01:28,976 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295623112] [2019-12-18 12:01:28,976 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 12:01:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 12:01:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 12:01:29,003 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 12:01:29,004 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 12:01:29,004 WARN L364 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-18 12:01:29,004 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2019-12-18 12:01:29,016 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,016 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,016 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,016 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,017 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,017 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,017 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,017 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,017 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,017 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,018 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,018 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,018 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,018 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,018 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,018 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,019 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,019 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,019 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,019 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,019 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,019 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,020 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,020 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,020 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,020 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,020 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,021 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,021 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,021 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,021 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,021 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,021 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,022 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,022 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,022 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,022 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,022 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,022 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,023 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,023 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,023 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,023 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,023 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,024 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,024 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,024 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,024 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,024 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,025 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,025 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,025 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,025 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,025 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,026 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,026 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,026 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,026 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,026 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,026 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,027 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,027 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,027 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,027 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,027 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,027 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,028 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,028 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,028 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,028 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,028 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,029 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,029 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,029 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,029 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,029 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,030 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,030 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,030 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,030 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,030 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,030 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,031 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,031 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,031 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,031 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,031 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,031 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,032 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,032 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,032 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,032 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,032 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,032 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,033 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,033 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,033 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,033 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,033 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,033 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,034 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,034 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,034 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,034 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,034 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,034 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,035 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,035 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,035 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,036 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,036 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,036 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,036 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,036 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,036 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,037 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,037 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,037 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,037 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,037 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,039 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,039 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,040 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,040 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,040 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,040 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,040 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,041 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,041 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,041 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,041 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,041 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,046 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,047 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,047 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,047 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,047 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,048 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,048 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,048 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,048 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,048 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,048 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,049 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,051 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,051 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,052 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,052 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,052 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,052 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,052 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,052 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,052 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,052 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,052 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,053 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 12:01:29,054 INFO L249 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2019-12-18 12:01:29,054 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 12:01:29,054 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 12:01:29,055 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 12:01:29,055 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 12:01:29,055 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 12:01:29,055 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 12:01:29,055 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 12:01:29,055 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 12:01:29,057 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 134 places, 141 transitions [2019-12-18 12:01:29,057 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 134 places, 141 transitions [2019-12-18 12:01:29,102 INFO L126 PetriNetUnfolder]: 32/296 cut-off events. [2019-12-18 12:01:29,102 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 12:01:29,111 INFO L76 FinitePrefix]: Finished finitePrefix Result has 319 conditions, 296 events. 32/296 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1163 event pairs. 44/294 useless extension candidates. Maximal degree in co-relation 242. Up to 10 conditions per place. [2019-12-18 12:01:29,136 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 134 places, 141 transitions [2019-12-18 12:01:29,173 INFO L126 PetriNetUnfolder]: 32/296 cut-off events. [2019-12-18 12:01:29,173 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 12:01:29,180 INFO L76 FinitePrefix]: Finished finitePrefix Result has 319 conditions, 296 events. 32/296 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1163 event pairs. 44/294 useless extension candidates. Maximal degree in co-relation 242. Up to 10 conditions per place. [2019-12-18 12:01:29,197 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 13112 [2019-12-18 12:01:29,197 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 12:01:31,186 INFO L206 etLargeBlockEncoding]: Checked pairs total: 30770 [2019-12-18 12:01:31,187 INFO L214 etLargeBlockEncoding]: Total number of compositions: 82 [2019-12-18 12:01:31,187 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 68 places, 77 transitions [2019-12-18 12:04:59,591 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 360051 states. [2019-12-18 12:04:59,592 INFO L276 IsEmpty]: Start isEmpty. Operand 360051 states. [2019-12-18 12:04:59,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-18 12:04:59,592 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 12:04:59,592 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-18 12:04:59,592 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 12:04:59,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 12:04:59,593 INFO L82 PathProgramCache]: Analyzing trace with hash 28655032, now seen corresponding path program 1 times [2019-12-18 12:04:59,593 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 12:04:59,594 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357529820] [2019-12-18 12:04:59,594 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 12:04:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 12:04:59,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 12:04:59,602 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357529820] [2019-12-18 12:04:59,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 12:04:59,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 12:04:59,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506002803] [2019-12-18 12:04:59,606 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-18 12:04:59,606 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 12:04:59,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-18 12:04:59,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 12:04:59,607 INFO L87 Difference]: Start difference. First operand 360051 states. Second operand 2 states. [2019-12-18 12:05:12,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 12:05:12,149 INFO L93 Difference]: Finished difference Result 360051 states and 1771300 transitions. [2019-12-18 12:05:12,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-18 12:05:12,149 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2019-12-18 12:05:12,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 12:05:13,715 INFO L225 Difference]: With dead ends: 360051 [2019-12-18 12:05:13,716 INFO L226 Difference]: Without dead ends: 355365 [2019-12-18 12:05:13,716 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown