/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/weaver/popl20-bad-counter-queue2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-5b77e9fc37942d960732eb3788a90132329d3bc4-5b77e9f [2021-10-19 14:13:48,839 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-10-19 14:13:48,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-19 14:13:48,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-19 14:13:48,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-19 14:13:48,903 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-10-19 14:13:48,919 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-19 14:13:48,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-19 14:13:48,920 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-19 14:13:48,920 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-19 14:13:48,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-19 14:13:48,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-19 14:13:48,921 INFO L138 SettingsManager]: * Use SBE=true [2021-10-19 14:13:48,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-19 14:13:48,921 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-19 14:13:48,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-19 14:13:48,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-19 14:13:48,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-19 14:13:48,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-19 14:13:48,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-19 14:13:48,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-19 14:13:48,922 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-19 14:13:48,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-19 14:13:48,922 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-19 14:13:48,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-19 14:13:48,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-19 14:13:48,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-19 14:13:48,922 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-19 14:13:48,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-19 14:13:48,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:13:48,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-19 14:13:48,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-19 14:13:48,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-19 14:13:48,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-19 14:13:48,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-19 14:13:48,923 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-19 14:13:48,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-19 14:13:48,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-19 14:13:49,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-19 14:13:49,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-19 14:13:49,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-19 14:13:49,103 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-19 14:13:49,104 INFO L275 PluginConnector]: CDTParser initialized [2021-10-19 14:13:49,105 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-counter-queue2.wvr.c [2021-10-19 14:13:49,149 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2e0bd4a9/5484b98338694d7e81e33df3c1579f0c/FLAG2a6c0fd49 [2021-10-19 14:13:49,532 INFO L306 CDTParser]: Found 1 translation units. [2021-10-19 14:13:49,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-counter-queue2.wvr.c [2021-10-19 14:13:49,544 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2e0bd4a9/5484b98338694d7e81e33df3c1579f0c/FLAG2a6c0fd49 [2021-10-19 14:13:49,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2e0bd4a9/5484b98338694d7e81e33df3c1579f0c [2021-10-19 14:13:49,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-19 14:13:49,559 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-19 14:13:49,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-19 14:13:49,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-19 14:13:49,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-19 14:13:49,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:13:49" (1/1) ... [2021-10-19 14:13:49,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13cb503c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49, skipping insertion in model container [2021-10-19 14:13:49,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:13:49" (1/1) ... [2021-10-19 14:13:49,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-19 14:13:49,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-19 14:13:49,750 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-counter-queue2.wvr.c[2271,2284] [2021-10-19 14:13:49,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:13:49,759 INFO L203 MainTranslator]: Completed pre-run [2021-10-19 14:13:49,773 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-counter-queue2.wvr.c[2271,2284] [2021-10-19 14:13:49,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:13:49,786 INFO L208 MainTranslator]: Completed translation [2021-10-19 14:13:49,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49 WrapperNode [2021-10-19 14:13:49,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-19 14:13:49,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-19 14:13:49,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-19 14:13:49,787 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-19 14:13:49,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49" (1/1) ... [2021-10-19 14:13:49,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49" (1/1) ... [2021-10-19 14:13:49,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-19 14:13:49,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-19 14:13:49,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-19 14:13:49,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-19 14:13:49,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49" (1/1) ... [2021-10-19 14:13:49,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49" (1/1) ... [2021-10-19 14:13:49,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49" (1/1) ... [2021-10-19 14:13:49,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49" (1/1) ... [2021-10-19 14:13:49,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49" (1/1) ... [2021-10-19 14:13:49,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49" (1/1) ... [2021-10-19 14:13:49,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49" (1/1) ... [2021-10-19 14:13:49,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-19 14:13:49,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-19 14:13:49,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-19 14:13:49,852 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-19 14:13:49,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49" (1/1) ... [2021-10-19 14:13:49,857 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:13:49,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 14:13:49,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-19 14:13:49,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-19 14:13:49,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-19 14:13:49,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-19 14:13:49,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-19 14:13:49,913 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-19 14:13:49,913 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-19 14:13:49,913 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-19 14:13:49,913 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-19 14:13:49,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-19 14:13:49,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-19 14:13:49,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-19 14:13:49,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-19 14:13:49,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-19 14:13:49,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-19 14:13:49,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-19 14:13:49,915 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-19 14:13:50,443 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-19 14:13:50,443 INFO L299 CfgBuilder]: Removed 27 assume(true) statements. [2021-10-19 14:13:50,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:13:50 BoogieIcfgContainer [2021-10-19 14:13:50,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-19 14:13:50,446 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-19 14:13:50,446 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-19 14:13:50,448 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-19 14:13:50,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 02:13:49" (1/3) ... [2021-10-19 14:13:50,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15821428 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:13:50, skipping insertion in model container [2021-10-19 14:13:50,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:13:49" (2/3) ... [2021-10-19 14:13:50,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15821428 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:13:50, skipping insertion in model container [2021-10-19 14:13:50,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:13:50" (3/3) ... [2021-10-19 14:13:50,450 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-counter-queue2.wvr.c [2021-10-19 14:13:50,453 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-19 14:13:50,453 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-19 14:13:50,454 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2021-10-19 14:13:50,454 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-19 14:13:50,486 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,487 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,487 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,487 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,487 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,487 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,487 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,488 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,488 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,488 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,488 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,488 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,488 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,488 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,488 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,488 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,489 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,489 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,489 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,489 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,489 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,489 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,489 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,489 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,490 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,490 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,490 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,490 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,491 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,491 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,491 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,491 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,491 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,491 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,491 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,491 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,492 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,492 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,492 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,492 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,492 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,492 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,492 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,493 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,493 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,493 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,493 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,493 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,493 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,493 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,493 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,493 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,494 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,494 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,494 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,494 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,494 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,495 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,495 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,495 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,495 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,495 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,495 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,496 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,496 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,496 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,497 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,497 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,497 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,497 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,497 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,500 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,500 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,500 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,501 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,501 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,501 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,501 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,501 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,501 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,501 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,501 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,501 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,501 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,502 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,502 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,502 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,502 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,502 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,502 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,502 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,502 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,502 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,502 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,503 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,503 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,503 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,503 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,503 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,503 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,503 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,503 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,503 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,503 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,504 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,504 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,504 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,504 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,504 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,504 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,504 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,504 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,504 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,505 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,505 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,505 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,505 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,505 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,505 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,505 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,505 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,505 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,506 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,506 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,506 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,506 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,506 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,506 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,508 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,509 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,509 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,509 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,509 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,509 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,509 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,509 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,509 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,510 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,510 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,510 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,510 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,510 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,511 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,512 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,512 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,512 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,512 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,512 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,512 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,512 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,512 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,512 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,513 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,513 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,513 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,513 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:13:50,516 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-19 14:13:50,562 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-19 14:13:50,567 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-19 14:13:50,567 INFO L340 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2021-10-19 14:13:50,580 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 152 places, 154 transitions, 324 flow [2021-10-19 14:13:50,644 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2875 states, 2793 states have (on average 2.9781596849266023) internal successors, (8318), 2874 states have internal predecessors, (8318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:50,654 INFO L276 IsEmpty]: Start isEmpty. Operand has 2875 states, 2793 states have (on average 2.9781596849266023) internal successors, (8318), 2874 states have internal predecessors, (8318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:50,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-19 14:13:50,659 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:13:50,660 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:13:50,660 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2021-10-19 14:13:50,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:13:50,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1184531385, now seen corresponding path program 1 times [2021-10-19 14:13:50,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:13:50,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334251604] [2021-10-19 14:13:50,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:13:50,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:13:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:13:50,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:13:50,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:13:50,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334251604] [2021-10-19 14:13:50,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334251604] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:13:50,801 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:13:50,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:13:50,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050878611] [2021-10-19 14:13:50,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:13:50,807 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:13:50,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:13:50,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:13:50,827 INFO L87 Difference]: Start difference. First operand has 2875 states, 2793 states have (on average 2.9781596849266023) internal successors, (8318), 2874 states have internal predecessors, (8318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:50,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:13:50,900 INFO L93 Difference]: Finished difference Result 1694 states and 4611 transitions. [2021-10-19 14:13:50,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:13:50,901 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-19 14:13:50,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:13:50,927 INFO L225 Difference]: With dead ends: 1694 [2021-10-19 14:13:50,927 INFO L226 Difference]: Without dead ends: 1692 [2021-10-19 14:13:50,928 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:13:50,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1692 states. [2021-10-19 14:13:51,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1692 to 1692. [2021-10-19 14:13:51,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1692 states, 1679 states have (on average 2.7450863609291245) internal successors, (4609), 1691 states have internal predecessors, (4609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1692 states and 4609 transitions. [2021-10-19 14:13:51,059 INFO L78 Accepts]: Start accepts. Automaton has 1692 states and 4609 transitions. Word has length 19 [2021-10-19 14:13:51,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:13:51,059 INFO L470 AbstractCegarLoop]: Abstraction has 1692 states and 4609 transitions. [2021-10-19 14:13:51,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 4609 transitions. [2021-10-19 14:13:51,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-19 14:13:51,060 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:13:51,060 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:13:51,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-19 14:13:51,061 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2021-10-19 14:13:51,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:13:51,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1433464390, now seen corresponding path program 1 times [2021-10-19 14:13:51,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:13:51,063 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283916478] [2021-10-19 14:13:51,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:13:51,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:13:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:13:51,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:13:51,123 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:13:51,123 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283916478] [2021-10-19 14:13:51,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283916478] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:13:51,123 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:13:51,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:13:51,124 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556004261] [2021-10-19 14:13:51,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:13:51,128 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:13:51,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:13:51,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:13:51,133 INFO L87 Difference]: Start difference. First operand 1692 states and 4609 transitions. Second operand has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:13:51,175 INFO L93 Difference]: Finished difference Result 1446 states and 3911 transitions. [2021-10-19 14:13:51,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:13:51,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-10-19 14:13:51,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:13:51,183 INFO L225 Difference]: With dead ends: 1446 [2021-10-19 14:13:51,183 INFO L226 Difference]: Without dead ends: 1446 [2021-10-19 14:13:51,184 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:13:51,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1446 states. [2021-10-19 14:13:51,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1446 to 1446. [2021-10-19 14:13:51,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1446 states, 1441 states have (on average 2.714087439278279) internal successors, (3911), 1445 states have internal predecessors, (3911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1446 states and 3911 transitions. [2021-10-19 14:13:51,214 INFO L78 Accepts]: Start accepts. Automaton has 1446 states and 3911 transitions. Word has length 23 [2021-10-19 14:13:51,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:13:51,215 INFO L470 AbstractCegarLoop]: Abstraction has 1446 states and 3911 transitions. [2021-10-19 14:13:51,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 3911 transitions. [2021-10-19 14:13:51,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-19 14:13:51,216 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:13:51,216 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:13:51,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-19 14:13:51,216 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2021-10-19 14:13:51,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:13:51,216 INFO L82 PathProgramCache]: Analyzing trace with hash 2078059490, now seen corresponding path program 1 times [2021-10-19 14:13:51,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:13:51,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974028362] [2021-10-19 14:13:51,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:13:51,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:13:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:13:51,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:13:51,250 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:13:51,250 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974028362] [2021-10-19 14:13:51,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974028362] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:13:51,251 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:13:51,251 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:13:51,251 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2726927] [2021-10-19 14:13:51,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:13:51,251 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:13:51,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:13:51,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:13:51,252 INFO L87 Difference]: Start difference. First operand 1446 states and 3911 transitions. Second operand has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:13:51,276 INFO L93 Difference]: Finished difference Result 1445 states and 3910 transitions. [2021-10-19 14:13:51,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:13:51,276 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-10-19 14:13:51,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:13:51,284 INFO L225 Difference]: With dead ends: 1445 [2021-10-19 14:13:51,284 INFO L226 Difference]: Without dead ends: 1445 [2021-10-19 14:13:51,285 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:13:51,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1445 states. [2021-10-19 14:13:51,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1445 to 1445. [2021-10-19 14:13:51,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1445 states, 1441 states have (on average 2.7133934767522554) internal successors, (3910), 1444 states have internal predecessors, (3910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1445 states and 3910 transitions. [2021-10-19 14:13:51,324 INFO L78 Accepts]: Start accepts. Automaton has 1445 states and 3910 transitions. Word has length 46 [2021-10-19 14:13:51,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:13:51,324 INFO L470 AbstractCegarLoop]: Abstraction has 1445 states and 3910 transitions. [2021-10-19 14:13:51,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 3910 transitions. [2021-10-19 14:13:51,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-19 14:13:51,327 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:13:51,327 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:13:51,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-19 14:13:51,327 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2021-10-19 14:13:51,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:13:51,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1358208682, now seen corresponding path program 1 times [2021-10-19 14:13:51,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:13:51,329 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970892036] [2021-10-19 14:13:51,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:13:51,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:13:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:13:51,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:13:51,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:13:51,485 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970892036] [2021-10-19 14:13:51,487 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970892036] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:13:51,487 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:13:51,487 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:13:51,487 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028678359] [2021-10-19 14:13:51,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:13:51,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:13:51,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:13:51,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:13:51,488 INFO L87 Difference]: Start difference. First operand 1445 states and 3910 transitions. Second operand has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:13:51,565 INFO L93 Difference]: Finished difference Result 1444 states and 3909 transitions. [2021-10-19 14:13:51,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:13:51,565 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-10-19 14:13:51,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:13:51,580 INFO L225 Difference]: With dead ends: 1444 [2021-10-19 14:13:51,580 INFO L226 Difference]: Without dead ends: 1444 [2021-10-19 14:13:51,581 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.9ms TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:13:51,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1444 states. [2021-10-19 14:13:51,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1444 to 1444. [2021-10-19 14:13:51,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1444 states, 1441 states have (on average 2.7126995142262316) internal successors, (3909), 1443 states have internal predecessors, (3909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1444 states and 3909 transitions. [2021-10-19 14:13:51,608 INFO L78 Accepts]: Start accepts. Automaton has 1444 states and 3909 transitions. Word has length 48 [2021-10-19 14:13:51,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:13:51,609 INFO L470 AbstractCegarLoop]: Abstraction has 1444 states and 3909 transitions. [2021-10-19 14:13:51,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 3909 transitions. [2021-10-19 14:13:51,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-19 14:13:51,615 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:13:51,615 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:13:51,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-19 14:13:51,615 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2021-10-19 14:13:51,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:13:51,616 INFO L82 PathProgramCache]: Analyzing trace with hash 986848126, now seen corresponding path program 1 times [2021-10-19 14:13:51,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:13:51,616 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875937180] [2021-10-19 14:13:51,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:13:51,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:13:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:13:51,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:13:51,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:13:51,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875937180] [2021-10-19 14:13:51,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875937180] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:13:51,730 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:13:51,730 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:13:51,730 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737380615] [2021-10-19 14:13:51,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:13:51,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:13:51,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:13:51,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:13:51,733 INFO L87 Difference]: Start difference. First operand 1444 states and 3909 transitions. Second operand has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:13:51,818 INFO L93 Difference]: Finished difference Result 1323 states and 3546 transitions. [2021-10-19 14:13:51,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:13:51,818 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2021-10-19 14:13:51,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:13:51,824 INFO L225 Difference]: With dead ends: 1323 [2021-10-19 14:13:51,824 INFO L226 Difference]: Without dead ends: 1323 [2021-10-19 14:13:51,824 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.5ms TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:13:51,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1323 states. [2021-10-19 14:13:51,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1323 to 1323. [2021-10-19 14:13:51,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1323 states, 1321 states have (on average 2.684330052990159) internal successors, (3546), 1322 states have internal predecessors, (3546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1323 states and 3546 transitions. [2021-10-19 14:13:51,848 INFO L78 Accepts]: Start accepts. Automaton has 1323 states and 3546 transitions. Word has length 66 [2021-10-19 14:13:51,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:13:51,848 INFO L470 AbstractCegarLoop]: Abstraction has 1323 states and 3546 transitions. [2021-10-19 14:13:51,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 3546 transitions. [2021-10-19 14:13:51,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-19 14:13:51,851 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:13:51,851 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:13:51,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-19 14:13:51,851 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2021-10-19 14:13:51,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:13:51,852 INFO L82 PathProgramCache]: Analyzing trace with hash 333221266, now seen corresponding path program 1 times [2021-10-19 14:13:51,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:13:51,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392906030] [2021-10-19 14:13:51,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:13:51,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:13:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:13:51,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:13:51,932 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:13:51,932 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392906030] [2021-10-19 14:13:51,932 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392906030] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:13:51,932 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:13:51,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 14:13:51,932 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358493761] [2021-10-19 14:13:51,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 14:13:51,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:13:51,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 14:13:51,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:13:51,933 INFO L87 Difference]: Start difference. First operand 1323 states and 3546 transitions. Second operand has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:51,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:13:51,998 INFO L93 Difference]: Finished difference Result 1312 states and 3524 transitions. [2021-10-19 14:13:51,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 14:13:51,998 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2021-10-19 14:13:51,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:13:52,004 INFO L225 Difference]: With dead ends: 1312 [2021-10-19 14:13:52,004 INFO L226 Difference]: Without dead ends: 1312 [2021-10-19 14:13:52,004 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.8ms TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 14:13:52,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1312 states. [2021-10-19 14:13:52,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1312 to 1312. [2021-10-19 14:13:52,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1312 states, 1311 states have (on average 2.6880244088482073) internal successors, (3524), 1311 states have internal predecessors, (3524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:52,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1312 states and 3524 transitions. [2021-10-19 14:13:52,034 INFO L78 Accepts]: Start accepts. Automaton has 1312 states and 3524 transitions. Word has length 80 [2021-10-19 14:13:52,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:13:52,034 INFO L470 AbstractCegarLoop]: Abstraction has 1312 states and 3524 transitions. [2021-10-19 14:13:52,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:52,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 3524 transitions. [2021-10-19 14:13:52,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-10-19 14:13:52,037 INFO L509 BasicCegarLoop]: Found error trace [2021-10-19 14:13:52,037 INFO L517 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-19 14:13:52,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-19 14:13:52,038 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2021-10-19 14:13:52,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:13:52,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1464938433, now seen corresponding path program 1 times [2021-10-19 14:13:52,038 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:13:52,038 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602027260] [2021-10-19 14:13:52,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:13:52,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:13:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:13:52,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:13:52,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:13:52,072 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602027260] [2021-10-19 14:13:52,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602027260] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:13:52,072 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:13:52,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 14:13:52,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714079350] [2021-10-19 14:13:52,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 14:13:52,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:13:52,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 14:13:52,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:13:52,074 INFO L87 Difference]: Start difference. First operand 1312 states and 3524 transitions. Second operand has 3 states, 2 states have (on average 45.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:52,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-19 14:13:52,087 INFO L93 Difference]: Finished difference Result 1311 states and 3523 transitions. [2021-10-19 14:13:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 14:13:52,088 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 45.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2021-10-19 14:13:52,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-19 14:13:52,088 INFO L225 Difference]: With dead ends: 1311 [2021-10-19 14:13:52,088 INFO L226 Difference]: Without dead ends: 0 [2021-10-19 14:13:52,088 INFO L842 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 14:13:52,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-19 14:13:52,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-19 14:13:52,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:52,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-19 14:13:52,089 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 90 [2021-10-19 14:13:52,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-19 14:13:52,089 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-19 14:13:52,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 45.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 14:13:52,090 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-19 14:13:52,090 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-19 14:13:52,092 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,093 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,093 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,093 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,093 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,093 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,093 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,093 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,093 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,094 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,094 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,094 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,094 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,094 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,094 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,094 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,094 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,094 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-19 14:13:52,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-19 14:13:52,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,096 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,096 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:13:52,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-19 14:13:52,102 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-19 14:13:52,102 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-19 14:13:52,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 02:13:52 BasicIcfg [2021-10-19 14:13:52,104 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-19 14:13:52,105 INFO L168 Benchmark]: Toolchain (without parser) took 2545.37 ms. Allocated memory was 212.9 MB in the beginning and 268.4 MB in the end (delta: 55.6 MB). Free memory was 163.2 MB in the beginning and 149.9 MB in the end (delta: 13.3 MB). Peak memory consumption was 68.5 MB. Max. memory is 8.0 GB. [2021-10-19 14:13:52,105 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 212.9 MB. Free memory is still 179.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-19 14:13:52,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.69 ms. Allocated memory is still 212.9 MB. Free memory was 163.0 MB in the beginning and 187.2 MB in the end (delta: -24.2 MB). Peak memory consumption was 12.4 MB. Max. memory is 8.0 GB. [2021-10-19 14:13:52,106 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.04 ms. Allocated memory is still 212.9 MB. Free memory was 187.2 MB in the beginning and 184.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:13:52,106 INFO L168 Benchmark]: Boogie Preprocessor took 20.30 ms. Allocated memory is still 212.9 MB. Free memory was 184.7 MB in the beginning and 183.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-19 14:13:52,106 INFO L168 Benchmark]: RCFGBuilder took 593.28 ms. Allocated memory is still 212.9 MB. Free memory was 183.0 MB in the beginning and 147.0 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.7 MB. Max. memory is 8.0 GB. [2021-10-19 14:13:52,115 INFO L168 Benchmark]: TraceAbstraction took 1658.01 ms. Allocated memory was 212.9 MB in the beginning and 268.4 MB in the end (delta: 55.6 MB). Free memory was 146.6 MB in the beginning and 149.9 MB in the end (delta: -3.3 MB). Peak memory consumption was 53.0 MB. Max. memory is 8.0 GB. [2021-10-19 14:13:52,117 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 212.9 MB. Free memory is still 179.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 226.69 ms. Allocated memory is still 212.9 MB. Free memory was 163.0 MB in the beginning and 187.2 MB in the end (delta: -24.2 MB). Peak memory consumption was 12.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 43.04 ms. Allocated memory is still 212.9 MB. Free memory was 187.2 MB in the beginning and 184.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 20.30 ms. Allocated memory is still 212.9 MB. Free memory was 184.7 MB in the beginning and 183.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 593.28 ms. Allocated memory is still 212.9 MB. Free memory was 183.0 MB in the beginning and 147.0 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1658.01 ms. Allocated memory was 212.9 MB in the beginning and 268.4 MB in the end (delta: 55.6 MB). Free memory was 146.6 MB in the beginning and 149.9 MB in the end (delta: -3.3 MB). Peak memory consumption was 53.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 180 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 1554.7ms, OverallIterations: 7, TraceHistogramMax: 1, EmptinessCheckTime: 28.7ms, AutomataDifference: 483.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 77.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 913 SDtfs, 262 SDslu, 989 SDs, 0 SdLazy, 189 SolverSat, 40 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 192.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 81.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2875occurred in iteration=0, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 270.0ms AutomataMinimizationTime, 7 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 38.8ms SsaConstructionTime, 133.0ms SatisfiabilityAnalysisTime, 363.5ms InterpolantComputationTime, 372 NumberOfCodeBlocks, 372 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 365 ConstructedInterpolants, 0 QuantifiedInterpolants, 758 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 17 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-19 14:13:52,168 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...