/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/goblint-regression/06-symbeq_15-list_entry_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-?-bc289cb [2022-01-28 14:15:49,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-28 14:15:49,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-28 14:15:49,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-28 14:15:49,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-28 14:15:49,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-28 14:15:49,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-28 14:15:49,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-28 14:15:49,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-28 14:15:49,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-28 14:15:49,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-28 14:15:49,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-28 14:15:49,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-28 14:15:49,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-28 14:15:49,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-28 14:15:49,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-28 14:15:49,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-28 14:15:49,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-28 14:15:49,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-28 14:15:49,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-28 14:15:49,604 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-01-28 14:15:49,628 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-28 14:15:49,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-28 14:15:49,628 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-28 14:15:49,628 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-28 14:15:49,629 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-28 14:15:49,629 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-28 14:15:49,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-28 14:15:49,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-28 14:15:49,629 INFO L138 SettingsManager]: * Use SBE=true [2022-01-28 14:15:49,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-28 14:15:49,630 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-28 14:15:49,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-28 14:15:49,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-28 14:15:49,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-28 14:15:49,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-28 14:15:49,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-28 14:15:49,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-28 14:15:49,630 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-28 14:15:49,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-28 14:15:49,630 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-28 14:15:49,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-28 14:15:49,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-28 14:15:49,631 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-28 14:15:49,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-28 14:15:49,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-28 14:15:49,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 14:15:49,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-28 14:15:49,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-28 14:15:49,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-28 14:15:49,634 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-28 14:15:49,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-28 14:15:49,635 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-28 14:15:49,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-28 14:15:49,635 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-01-28 14:15:49,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-28 14:15:49,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-28 14:15:49,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-28 14:15:49,845 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-28 14:15:49,846 INFO L275 PluginConnector]: CDTParser initialized [2022-01-28 14:15:49,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_15-list_entry_nr.i [2022-01-28 14:15:49,886 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac3e8a6b6/e765f87544c44f5997ade545f1d7946d/FLAG9345715d8 [2022-01-28 14:15:50,343 INFO L306 CDTParser]: Found 1 translation units. [2022-01-28 14:15:50,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_15-list_entry_nr.i [2022-01-28 14:15:50,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac3e8a6b6/e765f87544c44f5997ade545f1d7946d/FLAG9345715d8 [2022-01-28 14:15:50,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac3e8a6b6/e765f87544c44f5997ade545f1d7946d [2022-01-28 14:15:50,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-28 14:15:50,871 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-28 14:15:50,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-28 14:15:50,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-28 14:15:50,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-28 14:15:50,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 02:15:50" (1/1) ... [2022-01-28 14:15:50,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bbc4a43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:50, skipping insertion in model container [2022-01-28 14:15:50,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 02:15:50" (1/1) ... [2022-01-28 14:15:50,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-28 14:15:50,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-28 14:15:51,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 14:15:51,399 INFO L203 MainTranslator]: Completed pre-run [2022-01-28 14:15:51,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 14:15:51,497 INFO L208 MainTranslator]: Completed translation [2022-01-28 14:15:51,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:51 WrapperNode [2022-01-28 14:15:51,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-28 14:15:51,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-28 14:15:51,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-28 14:15:51,500 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-28 14:15:51,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:51" (1/1) ... [2022-01-28 14:15:51,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:51" (1/1) ... [2022-01-28 14:15:51,554 INFO L137 Inliner]: procedures = 365, calls = 15, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 93 [2022-01-28 14:15:51,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-28 14:15:51,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-28 14:15:51,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-28 14:15:51,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-28 14:15:51,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:51" (1/1) ... [2022-01-28 14:15:51,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:51" (1/1) ... [2022-01-28 14:15:51,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:51" (1/1) ... [2022-01-28 14:15:51,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:51" (1/1) ... [2022-01-28 14:15:51,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:51" (1/1) ... [2022-01-28 14:15:51,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:51" (1/1) ... [2022-01-28 14:15:51,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:51" (1/1) ... [2022-01-28 14:15:51,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-28 14:15:51,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-28 14:15:51,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-28 14:15:51,588 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-28 14:15:51,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:51" (1/1) ... [2022-01-28 14:15:51,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 14:15:51,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 14:15:51,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-28 14:15:51,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-28 14:15:51,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-28 14:15:51,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-28 14:15:51,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-28 14:15:51,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-28 14:15:51,644 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-28 14:15:51,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-28 14:15:51,644 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-01-28 14:15:51,644 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-01-28 14:15:51,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-28 14:15:51,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-28 14:15:51,645 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-28 14:15:51,746 INFO L234 CfgBuilder]: Building ICFG [2022-01-28 14:15:51,748 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-28 14:15:51,898 INFO L275 CfgBuilder]: Performing block encoding [2022-01-28 14:15:51,904 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-28 14:15:51,904 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-28 14:15:51,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 02:15:51 BoogieIcfgContainer [2022-01-28 14:15:51,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-28 14:15:51,907 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-28 14:15:51,907 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-28 14:15:51,910 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-28 14:15:51,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 02:15:50" (1/3) ... [2022-01-28 14:15:51,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a71ea94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 02:15:51, skipping insertion in model container [2022-01-28 14:15:51,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:51" (2/3) ... [2022-01-28 14:15:51,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a71ea94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 02:15:51, skipping insertion in model container [2022-01-28 14:15:51,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 02:15:51" (3/3) ... [2022-01-28 14:15:51,912 INFO L111 eAbstractionObserver]: Analyzing ICFG 06-symbeq_15-list_entry_nr.i [2022-01-28 14:15:51,915 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-28 14:15:51,915 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-28 14:15:51,915 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2022-01-28 14:15:51,915 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-28 14:15:51,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~s~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_update_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:51,996 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-01-28 14:15:52,060 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-28 14:15:52,065 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-28 14:15:52,066 INFO L340 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2022-01-28 14:15:52,074 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 119 places, 115 transitions, 235 flow [2022-01-28 14:15:52,162 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1345 states, 1327 states have (on average 1.9397136397889978) internal successors, (2574), 1344 states have internal predecessors, (2574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:52,171 INFO L276 IsEmpty]: Start isEmpty. Operand has 1345 states, 1327 states have (on average 1.9397136397889978) internal successors, (2574), 1344 states have internal predecessors, (2574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:52,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-01-28 14:15:52,176 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:52,176 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:52,177 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:52,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:52,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1485637970, now seen corresponding path program 1 times [2022-01-28 14:15:52,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:52,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729353148] [2022-01-28 14:15:52,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:52,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:52,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:52,364 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:52,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729353148] [2022-01-28 14:15:52,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729353148] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:52,364 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:52,364 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 14:15:52,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767096262] [2022-01-28 14:15:52,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:52,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:15:52,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:52,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:15:52,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:15:52,395 INFO L87 Difference]: Start difference. First operand has 1345 states, 1327 states have (on average 1.9397136397889978) internal successors, (2574), 1344 states have internal predecessors, (2574), 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 7.5) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:52,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:52,455 INFO L93 Difference]: Finished difference Result 1344 states and 2573 transitions. [2022-01-28 14:15:52,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:15:52,457 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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 15 [2022-01-28 14:15:52,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:52,474 INFO L225 Difference]: With dead ends: 1344 [2022-01-28 14:15:52,474 INFO L226 Difference]: Without dead ends: 1344 [2022-01-28 14:15:52,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:15:52,477 INFO L933 BasicCegarLoop]: 111 mSDtfsCounter, 2 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:52,478 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 208 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:15:52,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1344 states. [2022-01-28 14:15:52,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1344 to 1344. [2022-01-28 14:15:52,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1344 states, 1327 states have (on average 1.9389600602863601) internal successors, (2573), 1343 states have internal predecessors, (2573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:52,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1344 states and 2573 transitions. [2022-01-28 14:15:52,573 INFO L78 Accepts]: Start accepts. Automaton has 1344 states and 2573 transitions. Word has length 15 [2022-01-28 14:15:52,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:52,574 INFO L470 AbstractCegarLoop]: Abstraction has 1344 states and 2573 transitions. [2022-01-28 14:15:52,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:52,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2573 transitions. [2022-01-28 14:15:52,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-01-28 14:15:52,574 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:52,574 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:52,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-28 14:15:52,575 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:52,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:52,575 INFO L85 PathProgramCache]: Analyzing trace with hash -842156130, now seen corresponding path program 1 times [2022-01-28 14:15:52,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:52,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33424819] [2022-01-28 14:15:52,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:52,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:52,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:52,613 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:52,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33424819] [2022-01-28 14:15:52,614 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33424819] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:52,614 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:52,614 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 14:15:52,614 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266259138] [2022-01-28 14:15:52,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:52,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:15:52,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:52,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:15:52,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:15:52,616 INFO L87 Difference]: Start difference. First operand 1344 states and 2573 transitions. 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) [2022-01-28 14:15:52,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:52,636 INFO L93 Difference]: Finished difference Result 1269 states and 2426 transitions. [2022-01-28 14:15:52,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:15:52,639 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 [2022-01-28 14:15:52,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:52,642 INFO L225 Difference]: With dead ends: 1269 [2022-01-28 14:15:52,643 INFO L226 Difference]: Without dead ends: 1269 [2022-01-28 14:15:52,643 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:15:52,648 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 90 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:52,648 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 121 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:15:52,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2022-01-28 14:15:52,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 1269. [2022-01-28 14:15:52,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1269 states, 1260 states have (on average 1.9253968253968254) internal successors, (2426), 1268 states have internal predecessors, (2426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:52,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1269 states and 2426 transitions. [2022-01-28 14:15:52,687 INFO L78 Accepts]: Start accepts. Automaton has 1269 states and 2426 transitions. Word has length 19 [2022-01-28 14:15:52,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:52,687 INFO L470 AbstractCegarLoop]: Abstraction has 1269 states and 2426 transitions. [2022-01-28 14:15:52,688 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) [2022-01-28 14:15:52,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2426 transitions. [2022-01-28 14:15:52,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-01-28 14:15:52,689 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:52,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:52,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-28 14:15:52,689 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:52,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:52,690 INFO L85 PathProgramCache]: Analyzing trace with hash 838099336, now seen corresponding path program 1 times [2022-01-28 14:15:52,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:52,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527795240] [2022-01-28 14:15:52,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:52,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:52,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:52,897 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:52,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527795240] [2022-01-28 14:15:52,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527795240] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:52,898 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:52,898 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:15:52,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884296451] [2022-01-28 14:15:52,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:52,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:15:52,899 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:52,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:15:52,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:52,901 INFO L87 Difference]: Start difference. First operand 1269 states and 2426 transitions. Second operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:52,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:52,999 INFO L93 Difference]: Finished difference Result 1268 states and 2425 transitions. [2022-01-28 14:15:53,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:15:53,000 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 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 31 [2022-01-28 14:15:53,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:53,004 INFO L225 Difference]: With dead ends: 1268 [2022-01-28 14:15:53,004 INFO L226 Difference]: Without dead ends: 1268 [2022-01-28 14:15:53,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:53,005 INFO L933 BasicCegarLoop]: 104 mSDtfsCounter, 1 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:53,005 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 323 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:15:53,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1268 states. [2022-01-28 14:15:53,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1268 to 1268. [2022-01-28 14:15:53,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1268 states, 1260 states have (on average 1.9246031746031746) internal successors, (2425), 1267 states have internal predecessors, (2425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:53,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1268 states and 2425 transitions. [2022-01-28 14:15:53,025 INFO L78 Accepts]: Start accepts. Automaton has 1268 states and 2425 transitions. Word has length 31 [2022-01-28 14:15:53,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:53,025 INFO L470 AbstractCegarLoop]: Abstraction has 1268 states and 2425 transitions. [2022-01-28 14:15:53,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:53,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2425 transitions. [2022-01-28 14:15:53,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-01-28 14:15:53,030 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:53,031 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:53,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-28 14:15:53,031 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:53,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:53,033 INFO L85 PathProgramCache]: Analyzing trace with hash 1006176948, now seen corresponding path program 1 times [2022-01-28 14:15:53,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:53,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956296767] [2022-01-28 14:15:53,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:53,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:53,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:53,177 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:53,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956296767] [2022-01-28 14:15:53,177 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956296767] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:53,178 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:53,178 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:15:53,178 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791619955] [2022-01-28 14:15:53,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:53,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:15:53,179 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:53,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:15:53,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:53,179 INFO L87 Difference]: Start difference. First operand 1268 states and 2425 transitions. Second operand has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:53,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:53,335 INFO L93 Difference]: Finished difference Result 1382 states and 2645 transitions. [2022-01-28 14:15:53,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:15:53,336 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 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 54 [2022-01-28 14:15:53,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:53,342 INFO L225 Difference]: With dead ends: 1382 [2022-01-28 14:15:53,342 INFO L226 Difference]: Without dead ends: 1382 [2022-01-28 14:15:53,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:53,350 INFO L933 BasicCegarLoop]: 206 mSDtfsCounter, 128 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:53,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 456 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:15:53,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1382 states. [2022-01-28 14:15:53,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1382 to 1314. [2022-01-28 14:15:53,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1314 states, 1307 states have (on average 1.9227237949502678) internal successors, (2513), 1313 states have internal predecessors, (2513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:53,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 2513 transitions. [2022-01-28 14:15:53,374 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 2513 transitions. Word has length 54 [2022-01-28 14:15:53,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:53,375 INFO L470 AbstractCegarLoop]: Abstraction has 1314 states and 2513 transitions. [2022-01-28 14:15:53,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:53,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2513 transitions. [2022-01-28 14:15:53,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-01-28 14:15:53,379 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:53,380 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:53,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-28 14:15:53,382 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:53,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:53,384 INFO L85 PathProgramCache]: Analyzing trace with hash 72490025, now seen corresponding path program 1 times [2022-01-28 14:15:53,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:53,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365495057] [2022-01-28 14:15:53,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:53,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:53,509 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:53,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365495057] [2022-01-28 14:15:53,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365495057] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:53,509 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:53,509 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:15:53,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102857670] [2022-01-28 14:15:53,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:53,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:15:53,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:53,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:15:53,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:53,512 INFO L87 Difference]: Start difference. First operand 1314 states and 2513 transitions. Second operand has 6 states, 5 states have (on average 11.0) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:53,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:53,630 INFO L93 Difference]: Finished difference Result 1398 states and 2673 transitions. [2022-01-28 14:15:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:15:53,631 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 6 states have internal predecessors, (55), 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 55 [2022-01-28 14:15:53,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:53,637 INFO L225 Difference]: With dead ends: 1398 [2022-01-28 14:15:53,637 INFO L226 Difference]: Without dead ends: 1398 [2022-01-28 14:15:53,637 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:53,638 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 104 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:53,638 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [104 Valid, 364 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:15:53,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1398 states. [2022-01-28 14:15:53,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1398 to 1346. [2022-01-28 14:15:53,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1346 states, 1339 states have (on average 1.9215832710978342) internal successors, (2573), 1345 states have internal predecessors, (2573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:53,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1346 states and 2573 transitions. [2022-01-28 14:15:53,660 INFO L78 Accepts]: Start accepts. Automaton has 1346 states and 2573 transitions. Word has length 55 [2022-01-28 14:15:53,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:53,660 INFO L470 AbstractCegarLoop]: Abstraction has 1346 states and 2573 transitions. [2022-01-28 14:15:53,660 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:53,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2573 transitions. [2022-01-28 14:15:53,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-01-28 14:15:53,661 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:53,661 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:53,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-28 14:15:53,662 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:53,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:53,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1581779769, now seen corresponding path program 1 times [2022-01-28 14:15:53,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:53,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575170152] [2022-01-28 14:15:53,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:53,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:53,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:53,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:53,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575170152] [2022-01-28 14:15:53,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575170152] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:53,779 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:53,779 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:15:53,779 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008642254] [2022-01-28 14:15:53,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:53,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:15:53,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:53,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:15:53,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:53,780 INFO L87 Difference]: Start difference. First operand 1346 states and 2573 transitions. Second operand has 6 states, 5 states have (on average 12.4) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:53,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:53,983 INFO L93 Difference]: Finished difference Result 1487 states and 2836 transitions. [2022-01-28 14:15:53,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:15:53,984 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.4) internal successors, (62), 6 states have internal predecessors, (62), 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 62 [2022-01-28 14:15:53,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:53,990 INFO L225 Difference]: With dead ends: 1487 [2022-01-28 14:15:53,990 INFO L226 Difference]: Without dead ends: 1199 [2022-01-28 14:15:53,991 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:53,992 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 126 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 524 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:53,992 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [126 Valid, 524 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:15:53,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2022-01-28 14:15:54,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 1148. [2022-01-28 14:15:54,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1148 states, 1141 states have (on average 1.8939526730937775) internal successors, (2161), 1147 states have internal predecessors, (2161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:54,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 2161 transitions. [2022-01-28 14:15:54,015 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 2161 transitions. Word has length 62 [2022-01-28 14:15:54,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:54,015 INFO L470 AbstractCegarLoop]: Abstraction has 1148 states and 2161 transitions. [2022-01-28 14:15:54,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.4) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:54,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2161 transitions. [2022-01-28 14:15:54,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-01-28 14:15:54,018 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:54,018 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:54,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-28 14:15:54,018 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:54,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:54,019 INFO L85 PathProgramCache]: Analyzing trace with hash 138758537, now seen corresponding path program 1 times [2022-01-28 14:15:54,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:54,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488854883] [2022-01-28 14:15:54,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:54,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:54,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:54,127 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:54,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488854883] [2022-01-28 14:15:54,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488854883] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:54,128 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:54,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:15:54,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363975080] [2022-01-28 14:15:54,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:54,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:15:54,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:54,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:15:54,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:54,129 INFO L87 Difference]: Start difference. First operand 1148 states and 2161 transitions. Second operand has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:54,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:54,255 INFO L93 Difference]: Finished difference Result 1246 states and 2335 transitions. [2022-01-28 14:15:54,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:15:54,256 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2022-01-28 14:15:54,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:54,259 INFO L225 Difference]: With dead ends: 1246 [2022-01-28 14:15:54,260 INFO L226 Difference]: Without dead ends: 1046 [2022-01-28 14:15:54,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:54,261 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 104 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:54,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [104 Valid, 414 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:15:54,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2022-01-28 14:15:54,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 1022. [2022-01-28 14:15:54,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1022 states, 1015 states have (on average 1.8610837438423646) internal successors, (1889), 1021 states have internal predecessors, (1889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:54,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1889 transitions. [2022-01-28 14:15:54,278 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1889 transitions. Word has length 63 [2022-01-28 14:15:54,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:54,279 INFO L470 AbstractCegarLoop]: Abstraction has 1022 states and 1889 transitions. [2022-01-28 14:15:54,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.6) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:54,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1889 transitions. [2022-01-28 14:15:54,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:15:54,280 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:54,280 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:54,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-28 14:15:54,281 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:54,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:54,284 INFO L85 PathProgramCache]: Analyzing trace with hash 1422220343, now seen corresponding path program 1 times [2022-01-28 14:15:54,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:54,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595886191] [2022-01-28 14:15:54,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:54,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:54,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:54,582 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:54,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595886191] [2022-01-28 14:15:54,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595886191] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:54,582 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:54,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:15:54,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530427387] [2022-01-28 14:15:54,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:54,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:15:54,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:54,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:15:54,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:15:54,583 INFO L87 Difference]: Start difference. First operand 1022 states and 1889 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:55,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:55,154 INFO L93 Difference]: Finished difference Result 2504 states and 4626 transitions. [2022-01-28 14:15:55,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:15:55,154 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:15:55,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:55,162 INFO L225 Difference]: With dead ends: 2504 [2022-01-28 14:15:55,162 INFO L226 Difference]: Without dead ends: 2444 [2022-01-28 14:15:55,162 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:15:55,163 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 433 mSDsluCounter, 991 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 433 SdHoareTripleChecker+Valid, 1167 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:55,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [433 Valid, 1167 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-28 14:15:55,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2444 states. [2022-01-28 14:15:55,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2444 to 1030. [2022-01-28 14:15:55,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1023 states have (on average 1.8602150537634408) internal successors, (1903), 1029 states have internal predecessors, (1903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:55,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1903 transitions. [2022-01-28 14:15:55,186 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1903 transitions. Word has length 75 [2022-01-28 14:15:55,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:55,186 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1903 transitions. [2022-01-28 14:15:55,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:55,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1903 transitions. [2022-01-28 14:15:55,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:15:55,187 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:55,187 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:55,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-28 14:15:55,188 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:55,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:55,188 INFO L85 PathProgramCache]: Analyzing trace with hash 937123410, now seen corresponding path program 1 times [2022-01-28 14:15:55,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:55,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781546003] [2022-01-28 14:15:55,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:55,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:55,408 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:55,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781546003] [2022-01-28 14:15:55,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781546003] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:55,408 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:55,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:15:55,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486592654] [2022-01-28 14:15:55,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:55,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:15:55,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:55,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:15:55,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:15:55,409 INFO L87 Difference]: Start difference. First operand 1030 states and 1903 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:55,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:55,855 INFO L93 Difference]: Finished difference Result 3115 states and 5733 transitions. [2022-01-28 14:15:55,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:15:55,856 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:15:55,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:55,889 INFO L225 Difference]: With dead ends: 3115 [2022-01-28 14:15:55,890 INFO L226 Difference]: Without dead ends: 3084 [2022-01-28 14:15:55,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:15:55,891 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 631 mSDsluCounter, 915 mSDsCounter, 0 mSdLazyCounter, 499 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 1072 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:55,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [631 Valid, 1072 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 499 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-28 14:15:55,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3084 states. [2022-01-28 14:15:55,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3084 to 1031. [2022-01-28 14:15:55,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1031 states, 1024 states have (on average 1.859375) internal successors, (1904), 1030 states have internal predecessors, (1904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:55,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1904 transitions. [2022-01-28 14:15:55,922 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1904 transitions. Word has length 75 [2022-01-28 14:15:55,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:55,923 INFO L470 AbstractCegarLoop]: Abstraction has 1031 states and 1904 transitions. [2022-01-28 14:15:55,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:55,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1904 transitions. [2022-01-28 14:15:55,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:15:55,924 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:55,924 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:55,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-28 14:15:55,925 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:55,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:55,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1109677638, now seen corresponding path program 2 times [2022-01-28 14:15:55,925 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:55,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307351392] [2022-01-28 14:15:55,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:55,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:56,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:56,098 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:56,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307351392] [2022-01-28 14:15:56,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307351392] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:56,099 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:56,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:15:56,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750195180] [2022-01-28 14:15:56,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:56,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:15:56,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:56,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:15:56,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:15:56,100 INFO L87 Difference]: Start difference. First operand 1031 states and 1904 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:56,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:56,395 INFO L93 Difference]: Finished difference Result 2475 states and 4567 transitions. [2022-01-28 14:15:56,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:15:56,395 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:15:56,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:56,402 INFO L225 Difference]: With dead ends: 2475 [2022-01-28 14:15:56,402 INFO L226 Difference]: Without dead ends: 2442 [2022-01-28 14:15:56,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:15:56,403 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 523 mSDsluCounter, 839 mSDsCounter, 0 mSdLazyCounter, 330 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 1013 SdHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:56,404 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [523 Valid, 1013 Invalid, 332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 330 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:15:56,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2442 states. [2022-01-28 14:15:56,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2442 to 1028. [2022-01-28 14:15:56,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1028 states, 1021 states have (on average 1.8599412340842312) internal successors, (1899), 1027 states have internal predecessors, (1899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:56,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1899 transitions. [2022-01-28 14:15:56,426 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1899 transitions. Word has length 75 [2022-01-28 14:15:56,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:56,426 INFO L470 AbstractCegarLoop]: Abstraction has 1028 states and 1899 transitions. [2022-01-28 14:15:56,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1899 transitions. [2022-01-28 14:15:56,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:15:56,428 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:56,428 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:56,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-28 14:15:56,428 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:56,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:56,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1567454698, now seen corresponding path program 3 times [2022-01-28 14:15:56,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:56,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153628365] [2022-01-28 14:15:56,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:56,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:56,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:56,596 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:56,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153628365] [2022-01-28 14:15:56,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153628365] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:56,597 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:56,597 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:15:56,597 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348030773] [2022-01-28 14:15:56,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:56,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:15:56,597 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:56,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:15:56,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:15:56,598 INFO L87 Difference]: Start difference. First operand 1028 states and 1899 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:56,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:56,983 INFO L93 Difference]: Finished difference Result 3130 states and 5777 transitions. [2022-01-28 14:15:56,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:15:56,984 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:15:56,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:56,999 INFO L225 Difference]: With dead ends: 3130 [2022-01-28 14:15:57,000 INFO L226 Difference]: Without dead ends: 3100 [2022-01-28 14:15:57,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:15:57,000 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 687 mSDsluCounter, 902 mSDsCounter, 0 mSdLazyCounter, 335 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 1087 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:57,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 1087 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:15:57,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3100 states. [2022-01-28 14:15:57,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3100 to 1030. [2022-01-28 14:15:57,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1023 states have (on average 1.8592375366568914) internal successors, (1902), 1029 states have internal predecessors, (1902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:57,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1902 transitions. [2022-01-28 14:15:57,020 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1902 transitions. Word has length 75 [2022-01-28 14:15:57,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:57,020 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1902 transitions. [2022-01-28 14:15:57,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:57,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1902 transitions. [2022-01-28 14:15:57,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:15:57,022 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:57,022 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:57,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-28 14:15:57,022 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:57,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:57,022 INFO L85 PathProgramCache]: Analyzing trace with hash 199539000, now seen corresponding path program 4 times [2022-01-28 14:15:57,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:57,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008388312] [2022-01-28 14:15:57,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:57,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:57,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:57,207 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:57,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008388312] [2022-01-28 14:15:57,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008388312] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:57,207 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:57,207 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:15:57,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581474159] [2022-01-28 14:15:57,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:57,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:15:57,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:57,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:15:57,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:15:57,208 INFO L87 Difference]: Start difference. First operand 1030 states and 1902 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:57,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:57,613 INFO L93 Difference]: Finished difference Result 3131 states and 5763 transitions. [2022-01-28 14:15:57,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:15:57,613 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:15:57,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:57,629 INFO L225 Difference]: With dead ends: 3131 [2022-01-28 14:15:57,629 INFO L226 Difference]: Without dead ends: 3099 [2022-01-28 14:15:57,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:15:57,630 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 575 mSDsluCounter, 956 mSDsCounter, 0 mSdLazyCounter, 443 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 1128 SdHoareTripleChecker+Invalid, 447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:57,630 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [575 Valid, 1128 Invalid, 447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 443 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:15:57,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3099 states. [2022-01-28 14:15:57,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3099 to 1029. [2022-01-28 14:15:57,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1029 states, 1022 states have (on average 1.8590998043052838) internal successors, (1900), 1028 states have internal predecessors, (1900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:57,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 1029 states and 1900 transitions. [2022-01-28 14:15:57,652 INFO L78 Accepts]: Start accepts. Automaton has 1029 states and 1900 transitions. Word has length 75 [2022-01-28 14:15:57,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:57,652 INFO L470 AbstractCegarLoop]: Abstraction has 1029 states and 1900 transitions. [2022-01-28 14:15:57,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:57,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1900 transitions. [2022-01-28 14:15:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:15:57,653 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:57,653 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:57,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-28 14:15:57,654 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:57,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:57,654 INFO L85 PathProgramCache]: Analyzing trace with hash -2071135244, now seen corresponding path program 5 times [2022-01-28 14:15:57,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:57,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090852944] [2022-01-28 14:15:57,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:57,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:57,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:57,852 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:57,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090852944] [2022-01-28 14:15:57,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090852944] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:57,852 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:57,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:15:57,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866234861] [2022-01-28 14:15:57,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:57,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:15:57,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:57,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:15:57,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:15:57,853 INFO L87 Difference]: Start difference. First operand 1029 states and 1900 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:58,316 INFO L93 Difference]: Finished difference Result 3114 states and 5730 transitions. [2022-01-28 14:15:58,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:15:58,316 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:15:58,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:58,325 INFO L225 Difference]: With dead ends: 3114 [2022-01-28 14:15:58,326 INFO L226 Difference]: Without dead ends: 3083 [2022-01-28 14:15:58,326 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:15:58,326 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 732 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 347 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 732 SdHoareTripleChecker+Valid, 1012 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:58,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [732 Valid, 1012 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 347 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:15:58,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3083 states. [2022-01-28 14:15:58,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3083 to 1030. [2022-01-28 14:15:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1023 states have (on average 1.858260019550342) internal successors, (1901), 1029 states have internal predecessors, (1901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1901 transitions. [2022-01-28 14:15:58,354 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1901 transitions. Word has length 75 [2022-01-28 14:15:58,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:58,354 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1901 transitions. [2022-01-28 14:15:58,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1901 transitions. [2022-01-28 14:15:58,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:15:58,355 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:58,355 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:58,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-01-28 14:15:58,355 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:58,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:58,356 INFO L85 PathProgramCache]: Analyzing trace with hash 177031004, now seen corresponding path program 6 times [2022-01-28 14:15:58,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:58,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194799153] [2022-01-28 14:15:58,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:58,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:58,572 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:58,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194799153] [2022-01-28 14:15:58,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194799153] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:58,573 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:58,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:15:58,573 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319921280] [2022-01-28 14:15:58,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:58,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:15:58,573 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:58,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:15:58,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:15:58,574 INFO L87 Difference]: Start difference. First operand 1030 states and 1901 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:59,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:59,043 INFO L93 Difference]: Finished difference Result 2474 states and 4564 transitions. [2022-01-28 14:15:59,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:15:59,043 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:15:59,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:59,047 INFO L225 Difference]: With dead ends: 2474 [2022-01-28 14:15:59,047 INFO L226 Difference]: Without dead ends: 2440 [2022-01-28 14:15:59,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:15:59,048 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 364 mSDsluCounter, 967 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 1129 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:59,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [364 Valid, 1129 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:15:59,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2440 states. [2022-01-28 14:15:59,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2440 to 1026. [2022-01-28 14:15:59,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1026 states, 1019 states have (on average 1.859666339548577) internal successors, (1895), 1025 states have internal predecessors, (1895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:59,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 1895 transitions. [2022-01-28 14:15:59,066 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 1895 transitions. Word has length 75 [2022-01-28 14:15:59,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:59,066 INFO L470 AbstractCegarLoop]: Abstraction has 1026 states and 1895 transitions. [2022-01-28 14:15:59,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:59,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1895 transitions. [2022-01-28 14:15:59,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:15:59,067 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:59,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:59,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-28 14:15:59,067 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:59,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:59,068 INFO L85 PathProgramCache]: Analyzing trace with hash 698706045, now seen corresponding path program 1 times [2022-01-28 14:15:59,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:59,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158046650] [2022-01-28 14:15:59,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:59,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:59,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:59,253 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:59,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158046650] [2022-01-28 14:15:59,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158046650] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:59,253 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:59,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:15:59,253 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758420325] [2022-01-28 14:15:59,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:59,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:15:59,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:59,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:15:59,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:15:59,254 INFO L87 Difference]: Start difference. First operand 1026 states and 1895 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:59,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:59,679 INFO L93 Difference]: Finished difference Result 1797 states and 3314 transitions. [2022-01-28 14:15:59,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:15:59,680 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:15:59,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:59,682 INFO L225 Difference]: With dead ends: 1797 [2022-01-28 14:15:59,682 INFO L226 Difference]: Without dead ends: 1737 [2022-01-28 14:15:59,683 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:15:59,683 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 442 mSDsluCounter, 990 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 1166 SdHoareTripleChecker+Invalid, 431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:59,683 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [442 Valid, 1166 Invalid, 431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:15:59,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1737 states. [2022-01-28 14:15:59,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1737 to 1030. [2022-01-28 14:15:59,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1023 states have (on average 1.858260019550342) internal successors, (1901), 1029 states have internal predecessors, (1901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:59,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1901 transitions. [2022-01-28 14:15:59,705 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1901 transitions. Word has length 75 [2022-01-28 14:15:59,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:59,706 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1901 transitions. [2022-01-28 14:15:59,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:59,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1901 transitions. [2022-01-28 14:15:59,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:15:59,707 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:59,707 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:59,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-28 14:15:59,707 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:15:59,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:59,708 INFO L85 PathProgramCache]: Analyzing trace with hash -737879494, now seen corresponding path program 7 times [2022-01-28 14:15:59,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:59,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761593653] [2022-01-28 14:15:59,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:59,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:59,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:59,836 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:59,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761593653] [2022-01-28 14:15:59,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761593653] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:59,836 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:59,836 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:15:59,836 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110233982] [2022-01-28 14:15:59,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:59,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:15:59,837 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:59,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:15:59,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:15:59,837 INFO L87 Difference]: Start difference. First operand 1030 states and 1901 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:00,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:00,171 INFO L93 Difference]: Finished difference Result 2408 states and 4436 transitions. [2022-01-28 14:16:00,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:00,172 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:00,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:00,176 INFO L225 Difference]: With dead ends: 2408 [2022-01-28 14:16:00,176 INFO L226 Difference]: Without dead ends: 2378 [2022-01-28 14:16:00,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:00,176 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 644 mSDsluCounter, 882 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 1068 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:00,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 1068 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:00,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2378 states. [2022-01-28 14:16:00,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2378 to 1031. [2022-01-28 14:16:00,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1031 states, 1024 states have (on average 1.857421875) internal successors, (1902), 1030 states have internal predecessors, (1902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:00,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1902 transitions. [2022-01-28 14:16:00,196 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1902 transitions. Word has length 75 [2022-01-28 14:16:00,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:00,196 INFO L470 AbstractCegarLoop]: Abstraction has 1031 states and 1902 transitions. [2022-01-28 14:16:00,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:00,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1902 transitions. [2022-01-28 14:16:00,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:00,197 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:00,197 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:00,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-28 14:16:00,198 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:00,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:00,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1029114204, now seen corresponding path program 8 times [2022-01-28 14:16:00,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:00,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729937634] [2022-01-28 14:16:00,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:00,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:00,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:00,306 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:00,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729937634] [2022-01-28 14:16:00,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729937634] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:00,307 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:00,307 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:00,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022080613] [2022-01-28 14:16:00,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:00,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:00,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:00,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:00,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:00,308 INFO L87 Difference]: Start difference. First operand 1031 states and 1902 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:00,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:00,610 INFO L93 Difference]: Finished difference Result 1769 states and 3242 transitions. [2022-01-28 14:16:00,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:00,611 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:00,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:00,613 INFO L225 Difference]: With dead ends: 1769 [2022-01-28 14:16:00,613 INFO L226 Difference]: Without dead ends: 1735 [2022-01-28 14:16:00,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:00,614 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 371 mSDsluCounter, 918 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 1079 SdHoareTripleChecker+Invalid, 466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:00,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [371 Valid, 1079 Invalid, 466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:00,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states. [2022-01-28 14:16:00,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1028. [2022-01-28 14:16:00,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1028 states, 1021 states have (on average 1.8579823702252694) internal successors, (1897), 1027 states have internal predecessors, (1897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:00,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1897 transitions. [2022-01-28 14:16:00,628 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1897 transitions. Word has length 75 [2022-01-28 14:16:00,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:00,628 INFO L470 AbstractCegarLoop]: Abstraction has 1028 states and 1897 transitions. [2022-01-28 14:16:00,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:00,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1897 transitions. [2022-01-28 14:16:00,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:00,630 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:00,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:00,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-01-28 14:16:00,630 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:00,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:00,630 INFO L85 PathProgramCache]: Analyzing trace with hash -305145996, now seen corresponding path program 9 times [2022-01-28 14:16:00,630 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:00,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007190737] [2022-01-28 14:16:00,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:00,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:00,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:00,764 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:00,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007190737] [2022-01-28 14:16:00,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007190737] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:00,764 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:00,764 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:00,764 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048490227] [2022-01-28 14:16:00,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:00,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:00,765 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:00,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:00,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:00,765 INFO L87 Difference]: Start difference. First operand 1028 states and 1897 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:01,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:01,135 INFO L93 Difference]: Finished difference Result 2423 states and 4465 transitions. [2022-01-28 14:16:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:01,135 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:01,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:01,139 INFO L225 Difference]: With dead ends: 2423 [2022-01-28 14:16:01,139 INFO L226 Difference]: Without dead ends: 2393 [2022-01-28 14:16:01,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:01,140 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 528 mSDsluCounter, 906 mSDsCounter, 0 mSdLazyCounter, 330 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 528 SdHoareTripleChecker+Valid, 1091 SdHoareTripleChecker+Invalid, 343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:01,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [528 Valid, 1091 Invalid, 343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 330 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:01,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2393 states. [2022-01-28 14:16:01,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2393 to 1030. [2022-01-28 14:16:01,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1023 states have (on average 1.8572825024437927) internal successors, (1900), 1029 states have internal predecessors, (1900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:01,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1900 transitions. [2022-01-28 14:16:01,157 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1900 transitions. Word has length 75 [2022-01-28 14:16:01,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:01,157 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1900 transitions. [2022-01-28 14:16:01,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:01,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1900 transitions. [2022-01-28 14:16:01,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:01,158 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:01,158 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:01,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-01-28 14:16:01,158 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:01,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:01,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1461847702, now seen corresponding path program 10 times [2022-01-28 14:16:01,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:01,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854256988] [2022-01-28 14:16:01,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:01,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:01,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:01,315 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:01,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854256988] [2022-01-28 14:16:01,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854256988] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:01,316 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:01,316 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:01,316 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122713557] [2022-01-28 14:16:01,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:01,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:01,317 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:01,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:01,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:01,317 INFO L87 Difference]: Start difference. First operand 1030 states and 1900 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:01,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:01,703 INFO L93 Difference]: Finished difference Result 2424 states and 4451 transitions. [2022-01-28 14:16:01,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:01,703 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:01,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:01,706 INFO L225 Difference]: With dead ends: 2424 [2022-01-28 14:16:01,706 INFO L226 Difference]: Without dead ends: 2392 [2022-01-28 14:16:01,707 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:01,707 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 512 mSDsluCounter, 956 mSDsCounter, 0 mSdLazyCounter, 437 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 512 SdHoareTripleChecker+Valid, 1128 SdHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:01,707 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [512 Valid, 1128 Invalid, 441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 437 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:01,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2392 states. [2022-01-28 14:16:01,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2392 to 1029. [2022-01-28 14:16:01,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1029 states, 1022 states have (on average 1.8571428571428572) internal successors, (1898), 1028 states have internal predecessors, (1898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:01,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 1029 states and 1898 transitions. [2022-01-28 14:16:01,731 INFO L78 Accepts]: Start accepts. Automaton has 1029 states and 1898 transitions. Word has length 75 [2022-01-28 14:16:01,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:01,731 INFO L470 AbstractCegarLoop]: Abstraction has 1029 states and 1898 transitions. [2022-01-28 14:16:01,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:01,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1898 transitions. [2022-01-28 14:16:01,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:01,734 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:01,734 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:01,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-01-28 14:16:01,734 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:01,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:01,734 INFO L85 PathProgramCache]: Analyzing trace with hash -808826542, now seen corresponding path program 11 times [2022-01-28 14:16:01,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:01,735 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381453263] [2022-01-28 14:16:01,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:01,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:01,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:01,866 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:01,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381453263] [2022-01-28 14:16:01,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381453263] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:01,866 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:01,866 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:01,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244087760] [2022-01-28 14:16:01,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:01,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:01,867 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:01,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:01,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:01,867 INFO L87 Difference]: Start difference. First operand 1029 states and 1898 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:02,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:02,216 INFO L93 Difference]: Finished difference Result 2407 states and 4418 transitions. [2022-01-28 14:16:02,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:02,216 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:02,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:02,220 INFO L225 Difference]: With dead ends: 2407 [2022-01-28 14:16:02,220 INFO L226 Difference]: Without dead ends: 2376 [2022-01-28 14:16:02,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:02,221 INFO L933 BasicCegarLoop]: 158 mSDtfsCounter, 644 mSDsluCounter, 854 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 1010 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:02,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 1010 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:02,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2376 states. [2022-01-28 14:16:02,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2376 to 1030. [2022-01-28 14:16:02,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1023 states have (on average 1.8563049853372433) internal successors, (1899), 1029 states have internal predecessors, (1899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:02,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1899 transitions. [2022-01-28 14:16:02,253 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1899 transitions. Word has length 75 [2022-01-28 14:16:02,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:02,253 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1899 transitions. [2022-01-28 14:16:02,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:02,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1899 transitions. [2022-01-28 14:16:02,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:02,254 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:02,254 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:02,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-01-28 14:16:02,255 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:02,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:02,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1439339706, now seen corresponding path program 12 times [2022-01-28 14:16:02,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:02,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710757935] [2022-01-28 14:16:02,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:02,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:02,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:02,457 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:02,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710757935] [2022-01-28 14:16:02,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710757935] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:02,458 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:02,458 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:02,458 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960865229] [2022-01-28 14:16:02,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:02,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:02,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:02,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:02,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:02,459 INFO L87 Difference]: Start difference. First operand 1030 states and 1899 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:02,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:02,874 INFO L93 Difference]: Finished difference Result 1767 states and 3252 transitions. [2022-01-28 14:16:02,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:02,874 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:02,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:02,877 INFO L225 Difference]: With dead ends: 1767 [2022-01-28 14:16:02,877 INFO L226 Difference]: Without dead ends: 1729 [2022-01-28 14:16:02,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:02,877 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 380 mSDsluCounter, 845 mSDsCounter, 0 mSdLazyCounter, 280 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 1006 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:02,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [380 Valid, 1006 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 280 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:02,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1729 states. [2022-01-28 14:16:02,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1729 to 1022. [2022-01-28 14:16:02,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1022 states, 1015 states have (on average 1.8591133004926108) internal successors, (1887), 1021 states have internal predecessors, (1887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:02,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1887 transitions. [2022-01-28 14:16:02,890 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1887 transitions. Word has length 75 [2022-01-28 14:16:02,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:02,890 INFO L470 AbstractCegarLoop]: Abstraction has 1022 states and 1887 transitions. [2022-01-28 14:16:02,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:02,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1887 transitions. [2022-01-28 14:16:02,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:02,891 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:02,891 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:02,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-01-28 14:16:02,892 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:02,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:02,892 INFO L85 PathProgramCache]: Analyzing trace with hash 455651203, now seen corresponding path program 2 times [2022-01-28 14:16:02,892 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:02,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068853630] [2022-01-28 14:16:02,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:02,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:03,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:03,052 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:03,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068853630] [2022-01-28 14:16:03,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068853630] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:03,053 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:03,053 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:03,053 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846451317] [2022-01-28 14:16:03,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:03,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:03,053 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:03,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:03,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:03,054 INFO L87 Difference]: Start difference. First operand 1022 states and 1887 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:03,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:03,434 INFO L93 Difference]: Finished difference Result 1082 states and 1988 transitions. [2022-01-28 14:16:03,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:03,434 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:03,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:03,436 INFO L225 Difference]: With dead ends: 1082 [2022-01-28 14:16:03,436 INFO L226 Difference]: Without dead ends: 947 [2022-01-28 14:16:03,436 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:03,437 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 374 mSDsluCounter, 869 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 1044 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:03,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [374 Valid, 1044 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 384 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:03,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2022-01-28 14:16:03,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 947. [2022-01-28 14:16:03,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 940 states have (on average 1.847872340425532) internal successors, (1737), 946 states have internal predecessors, (1737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:03,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1737 transitions. [2022-01-28 14:16:03,445 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1737 transitions. Word has length 75 [2022-01-28 14:16:03,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:03,445 INFO L470 AbstractCegarLoop]: Abstraction has 947 states and 1737 transitions. [2022-01-28 14:16:03,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:03,446 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1737 transitions. [2022-01-28 14:16:03,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:03,446 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:03,446 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:03,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-01-28 14:16:03,447 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:03,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:03,447 INFO L85 PathProgramCache]: Analyzing trace with hash -133374655, now seen corresponding path program 3 times [2022-01-28 14:16:03,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:03,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903589440] [2022-01-28 14:16:03,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:03,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:03,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:03,590 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:03,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903589440] [2022-01-28 14:16:03,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903589440] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:03,591 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:03,591 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:03,591 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166977064] [2022-01-28 14:16:03,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:03,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:03,591 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:03,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:03,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:03,592 INFO L87 Difference]: Start difference. First operand 947 states and 1737 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:03,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:03,984 INFO L93 Difference]: Finished difference Result 1665 states and 3053 transitions. [2022-01-28 14:16:03,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:03,990 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:03,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:03,993 INFO L225 Difference]: With dead ends: 1665 [2022-01-28 14:16:03,993 INFO L226 Difference]: Without dead ends: 1605 [2022-01-28 14:16:03,994 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:03,994 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 471 mSDsluCounter, 839 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 471 SdHoareTripleChecker+Valid, 1006 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:03,994 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [471 Valid, 1006 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:03,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2022-01-28 14:16:04,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 949. [2022-01-28 14:16:04,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 949 states, 942 states have (on average 1.846072186836518) internal successors, (1739), 948 states have internal predecessors, (1739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:04,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1739 transitions. [2022-01-28 14:16:04,005 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1739 transitions. Word has length 75 [2022-01-28 14:16:04,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:04,006 INFO L470 AbstractCegarLoop]: Abstraction has 949 states and 1739 transitions. [2022-01-28 14:16:04,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:04,006 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1739 transitions. [2022-01-28 14:16:04,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:04,007 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:04,007 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:04,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-01-28 14:16:04,007 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:04,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:04,007 INFO L85 PathProgramCache]: Analyzing trace with hash -618471588, now seen corresponding path program 13 times [2022-01-28 14:16:04,007 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:04,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036992129] [2022-01-28 14:16:04,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:04,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:04,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:04,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:04,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036992129] [2022-01-28 14:16:04,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036992129] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:04,152 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:04,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:04,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272465498] [2022-01-28 14:16:04,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:04,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:04,153 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:04,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:04,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:04,153 INFO L87 Difference]: Start difference. First operand 949 states and 1739 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:04,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:04,499 INFO L93 Difference]: Finished difference Result 1620 states and 2949 transitions. [2022-01-28 14:16:04,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:04,499 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:04,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:04,502 INFO L225 Difference]: With dead ends: 1620 [2022-01-28 14:16:04,503 INFO L226 Difference]: Without dead ends: 1589 [2022-01-28 14:16:04,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:04,504 INFO L933 BasicCegarLoop]: 140 mSDtfsCounter, 505 mSDsluCounter, 857 mSDsCounter, 0 mSdLazyCounter, 443 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 993 SdHoareTripleChecker+Invalid, 459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:04,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [505 Valid, 993 Invalid, 459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 443 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:04,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1589 states. [2022-01-28 14:16:04,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1589 to 950. [2022-01-28 14:16:04,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 950 states, 943 states have (on average 1.8451749734888654) internal successors, (1740), 949 states have internal predecessors, (1740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:04,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1740 transitions. [2022-01-28 14:16:04,517 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1740 transitions. Word has length 75 [2022-01-28 14:16:04,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:04,518 INFO L470 AbstractCegarLoop]: Abstraction has 950 states and 1740 transitions. [2022-01-28 14:16:04,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:04,518 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1740 transitions. [2022-01-28 14:16:04,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:04,519 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:04,519 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:04,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-01-28 14:16:04,519 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:04,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:04,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1629694660, now seen corresponding path program 14 times [2022-01-28 14:16:04,520 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:04,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668784862] [2022-01-28 14:16:04,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:04,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:04,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:04,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:04,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668784862] [2022-01-28 14:16:04,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668784862] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:04,629 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:04,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:04,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411593320] [2022-01-28 14:16:04,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:04,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:04,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:04,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:04,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:04,630 INFO L87 Difference]: Start difference. First operand 950 states and 1740 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:04,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:04,924 INFO L93 Difference]: Finished difference Result 980 states and 1783 transitions. [2022-01-28 14:16:04,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:04,925 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:04,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:04,926 INFO L225 Difference]: With dead ends: 980 [2022-01-28 14:16:04,926 INFO L226 Difference]: Without dead ends: 942 [2022-01-28 14:16:04,927 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:04,927 INFO L933 BasicCegarLoop]: 157 mSDtfsCounter, 269 mSDsluCounter, 911 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:04,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [269 Valid, 1064 Invalid, 335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 333 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:04,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 942 states. [2022-01-28 14:16:04,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 942 to 942. [2022-01-28 14:16:04,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 942 states, 935 states have (on average 1.8470588235294119) internal successors, (1727), 941 states have internal predecessors, (1727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:04,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 942 states and 1727 transitions. [2022-01-28 14:16:04,938 INFO L78 Accepts]: Start accepts. Automaton has 942 states and 1727 transitions. Word has length 75 [2022-01-28 14:16:04,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:04,938 INFO L470 AbstractCegarLoop]: Abstraction has 942 states and 1727 transitions. [2022-01-28 14:16:04,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:04,938 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1727 transitions. [2022-01-28 14:16:04,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:04,939 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:04,939 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:04,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-01-28 14:16:04,941 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:04,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:04,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1523756823, now seen corresponding path program 4 times [2022-01-28 14:16:04,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:04,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324956106] [2022-01-28 14:16:04,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:04,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:05,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:05,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:05,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324956106] [2022-01-28 14:16:05,130 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324956106] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:05,130 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:05,130 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:05,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936012159] [2022-01-28 14:16:05,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:05,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:05,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:05,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:05,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:05,132 INFO L87 Difference]: Start difference. First operand 942 states and 1727 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:05,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:05,597 INFO L93 Difference]: Finished difference Result 1679 states and 3080 transitions. [2022-01-28 14:16:05,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:05,597 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:05,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:05,600 INFO L225 Difference]: With dead ends: 1679 [2022-01-28 14:16:05,600 INFO L226 Difference]: Without dead ends: 1619 [2022-01-28 14:16:05,600 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:05,601 INFO L933 BasicCegarLoop]: 166 mSDtfsCounter, 440 mSDsluCounter, 836 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:05,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [440 Valid, 999 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:05,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1619 states. [2022-01-28 14:16:05,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1619 to 946. [2022-01-28 14:16:05,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 946 states, 939 states have (on average 1.845580404685836) internal successors, (1733), 945 states have internal predecessors, (1733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:05,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1733 transitions. [2022-01-28 14:16:05,614 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1733 transitions. Word has length 75 [2022-01-28 14:16:05,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:05,614 INFO L470 AbstractCegarLoop]: Abstraction has 946 states and 1733 transitions. [2022-01-28 14:16:05,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:05,614 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1733 transitions. [2022-01-28 14:16:05,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:05,615 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:05,615 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:05,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-01-28 14:16:05,615 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:05,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:05,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1038659890, now seen corresponding path program 15 times [2022-01-28 14:16:05,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:05,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975385895] [2022-01-28 14:16:05,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:05,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:05,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:05,821 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:05,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975385895] [2022-01-28 14:16:05,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975385895] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:05,822 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:05,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:05,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893759318] [2022-01-28 14:16:05,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:05,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:05,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:05,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:05,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:05,824 INFO L87 Difference]: Start difference. First operand 946 states and 1733 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:06,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:06,326 INFO L93 Difference]: Finished difference Result 2290 states and 4187 transitions. [2022-01-28 14:16:06,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:06,327 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:06,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:06,331 INFO L225 Difference]: With dead ends: 2290 [2022-01-28 14:16:06,331 INFO L226 Difference]: Without dead ends: 2259 [2022-01-28 14:16:06,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:06,331 INFO L933 BasicCegarLoop]: 147 mSDtfsCounter, 735 mSDsluCounter, 791 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 735 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:06,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [735 Valid, 935 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 333 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-28 14:16:06,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2259 states. [2022-01-28 14:16:06,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2259 to 947. [2022-01-28 14:16:06,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 940 states have (on average 1.8446808510638297) internal successors, (1734), 946 states have internal predecessors, (1734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:06,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1734 transitions. [2022-01-28 14:16:06,344 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1734 transitions. Word has length 75 [2022-01-28 14:16:06,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:06,344 INFO L470 AbstractCegarLoop]: Abstraction has 947 states and 1734 transitions. [2022-01-28 14:16:06,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:06,344 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1734 transitions. [2022-01-28 14:16:06,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:06,345 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:06,345 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:06,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-01-28 14:16:06,346 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:06,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:06,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1008141158, now seen corresponding path program 16 times [2022-01-28 14:16:06,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:06,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759286074] [2022-01-28 14:16:06,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:06,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:06,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:06,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:06,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759286074] [2022-01-28 14:16:06,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759286074] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:06,481 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:06,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:06,482 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170897974] [2022-01-28 14:16:06,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:06,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:06,482 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:06,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:06,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:06,483 INFO L87 Difference]: Start difference. First operand 947 states and 1734 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:06,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:06,811 INFO L93 Difference]: Finished difference Result 1650 states and 3021 transitions. [2022-01-28 14:16:06,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:06,812 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:06,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:06,814 INFO L225 Difference]: With dead ends: 1650 [2022-01-28 14:16:06,814 INFO L226 Difference]: Without dead ends: 1617 [2022-01-28 14:16:06,815 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:06,815 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 399 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 1095 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:06,815 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [399 Valid, 1095 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:06,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1617 states. [2022-01-28 14:16:06,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1617 to 944. [2022-01-28 14:16:06,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 944 states, 937 states have (on average 1.8452508004268944) internal successors, (1729), 943 states have internal predecessors, (1729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:06,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1729 transitions. [2022-01-28 14:16:06,826 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1729 transitions. Word has length 75 [2022-01-28 14:16:06,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:06,827 INFO L470 AbstractCegarLoop]: Abstraction has 944 states and 1729 transitions. [2022-01-28 14:16:06,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:06,827 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1729 transitions. [2022-01-28 14:16:06,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:06,828 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:06,828 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:06,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-01-28 14:16:06,829 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:06,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:06,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1465918218, now seen corresponding path program 17 times [2022-01-28 14:16:06,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:06,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424733973] [2022-01-28 14:16:06,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:06,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:06,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:06,969 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:06,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424733973] [2022-01-28 14:16:06,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424733973] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:06,969 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:06,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:06,970 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739708431] [2022-01-28 14:16:06,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:06,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:06,970 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:06,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:06,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:06,971 INFO L87 Difference]: Start difference. First operand 944 states and 1729 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:07,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:07,341 INFO L93 Difference]: Finished difference Result 1632 states and 2987 transitions. [2022-01-28 14:16:07,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:07,341 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:07,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:07,344 INFO L225 Difference]: With dead ends: 1632 [2022-01-28 14:16:07,344 INFO L226 Difference]: Without dead ends: 1602 [2022-01-28 14:16:07,344 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:07,344 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 499 mSDsluCounter, 917 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 1088 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:07,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [499 Valid, 1088 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:07,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1602 states. [2022-01-28 14:16:07,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1602 to 946. [2022-01-28 14:16:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 946 states, 939 states have (on average 1.8445154419595313) internal successors, (1732), 945 states have internal predecessors, (1732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1732 transitions. [2022-01-28 14:16:07,355 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1732 transitions. Word has length 75 [2022-01-28 14:16:07,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:07,355 INFO L470 AbstractCegarLoop]: Abstraction has 946 states and 1732 transitions. [2022-01-28 14:16:07,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:07,356 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1732 transitions. [2022-01-28 14:16:07,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:07,357 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:07,357 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:07,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-01-28 14:16:07,357 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:07,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:07,357 INFO L85 PathProgramCache]: Analyzing trace with hash 301075480, now seen corresponding path program 18 times [2022-01-28 14:16:07,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:07,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007021632] [2022-01-28 14:16:07,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:07,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:07,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:07,499 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:07,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007021632] [2022-01-28 14:16:07,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007021632] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:07,500 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:07,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:07,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642064257] [2022-01-28 14:16:07,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:07,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:07,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:07,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:07,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:07,501 INFO L87 Difference]: Start difference. First operand 946 states and 1732 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:07,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:07,862 INFO L93 Difference]: Finished difference Result 1633 states and 2973 transitions. [2022-01-28 14:16:07,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:07,863 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:07,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:07,864 INFO L225 Difference]: With dead ends: 1633 [2022-01-28 14:16:07,864 INFO L226 Difference]: Without dead ends: 1601 [2022-01-28 14:16:07,865 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:07,865 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 465 mSDsluCounter, 878 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:07,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [465 Valid, 1036 Invalid, 403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:07,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1601 states. [2022-01-28 14:16:07,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1601 to 945. [2022-01-28 14:16:07,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 945 states, 938 states have (on average 1.8443496801705757) internal successors, (1730), 944 states have internal predecessors, (1730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:07,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 945 states and 1730 transitions. [2022-01-28 14:16:07,876 INFO L78 Accepts]: Start accepts. Automaton has 945 states and 1730 transitions. Word has length 75 [2022-01-28 14:16:07,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:07,876 INFO L470 AbstractCegarLoop]: Abstraction has 945 states and 1730 transitions. [2022-01-28 14:16:07,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:07,876 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1730 transitions. [2022-01-28 14:16:07,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:07,877 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:07,878 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:07,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-01-28 14:16:07,878 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:07,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:07,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1969598764, now seen corresponding path program 19 times [2022-01-28 14:16:07,878 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:07,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956599857] [2022-01-28 14:16:07,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:07,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:08,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:08,002 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:08,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956599857] [2022-01-28 14:16:08,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956599857] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:08,003 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:08,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:08,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691612875] [2022-01-28 14:16:08,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:08,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:08,003 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:08,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:08,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:08,004 INFO L87 Difference]: Start difference. First operand 945 states and 1730 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:08,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:08,357 INFO L93 Difference]: Finished difference Result 1616 states and 2940 transitions. [2022-01-28 14:16:08,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:08,357 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:08,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:08,359 INFO L225 Difference]: With dead ends: 1616 [2022-01-28 14:16:08,359 INFO L226 Difference]: Without dead ends: 1585 [2022-01-28 14:16:08,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:08,360 INFO L933 BasicCegarLoop]: 146 mSDtfsCounter, 471 mSDsluCounter, 857 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 471 SdHoareTripleChecker+Valid, 1000 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:08,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [471 Valid, 1000 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:08,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1585 states. [2022-01-28 14:16:08,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1585 to 946. [2022-01-28 14:16:08,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 946 states, 939 states have (on average 1.843450479233227) internal successors, (1731), 945 states have internal predecessors, (1731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:08,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1731 transitions. [2022-01-28 14:16:08,371 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1731 transitions. Word has length 75 [2022-01-28 14:16:08,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:08,371 INFO L470 AbstractCegarLoop]: Abstraction has 946 states and 1731 transitions. [2022-01-28 14:16:08,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:08,372 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1731 transitions. [2022-01-28 14:16:08,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:08,373 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:08,373 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:08,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-01-28 14:16:08,373 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:08,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:08,373 INFO L85 PathProgramCache]: Analyzing trace with hash 278567484, now seen corresponding path program 20 times [2022-01-28 14:16:08,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:08,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743401226] [2022-01-28 14:16:08,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:08,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:08,558 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:08,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743401226] [2022-01-28 14:16:08,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743401226] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:08,559 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:08,559 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:08,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008299291] [2022-01-28 14:16:08,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:08,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:08,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:08,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:08,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:08,560 INFO L87 Difference]: Start difference. First operand 946 states and 1731 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:08,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:08,932 INFO L93 Difference]: Finished difference Result 976 states and 1774 transitions. [2022-01-28 14:16:08,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:08,932 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:08,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:08,934 INFO L225 Difference]: With dead ends: 976 [2022-01-28 14:16:08,934 INFO L226 Difference]: Without dead ends: 927 [2022-01-28 14:16:08,934 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:08,934 INFO L933 BasicCegarLoop]: 151 mSDtfsCounter, 240 mSDsluCounter, 774 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 922 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:08,934 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [240 Valid, 922 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:08,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2022-01-28 14:16:08,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 927. [2022-01-28 14:16:08,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 927 states, 920 states have (on average 1.8467391304347827) internal successors, (1699), 926 states have internal predecessors, (1699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:08,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 927 states and 1699 transitions. [2022-01-28 14:16:08,944 INFO L78 Accepts]: Start accepts. Automaton has 927 states and 1699 transitions. Word has length 75 [2022-01-28 14:16:08,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:08,944 INFO L470 AbstractCegarLoop]: Abstraction has 927 states and 1699 transitions. [2022-01-28 14:16:08,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:08,945 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1699 transitions. [2022-01-28 14:16:08,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:08,946 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:08,946 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:08,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-01-28 14:16:08,946 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:08,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:08,946 INFO L85 PathProgramCache]: Analyzing trace with hash 177442167, now seen corresponding path program 5 times [2022-01-28 14:16:08,946 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:08,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27908001] [2022-01-28 14:16:08,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:08,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:09,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:09,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:09,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27908001] [2022-01-28 14:16:09,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27908001] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:09,048 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:09,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:09,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029951162] [2022-01-28 14:16:09,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:09,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:09,049 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:09,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:09,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:09,049 INFO L87 Difference]: Start difference. First operand 927 states and 1699 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:09,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:09,323 INFO L93 Difference]: Finished difference Result 957 states and 1742 transitions. [2022-01-28 14:16:09,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:09,324 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:09,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:09,325 INFO L225 Difference]: With dead ends: 957 [2022-01-28 14:16:09,325 INFO L226 Difference]: Without dead ends: 897 [2022-01-28 14:16:09,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:09,331 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 397 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 397 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:09,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [397 Valid, 957 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:09,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 897 states. [2022-01-28 14:16:09,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 897 to 897. [2022-01-28 14:16:09,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 890 states have (on average 1.841573033707865) internal successors, (1639), 896 states have internal predecessors, (1639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:09,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1639 transitions. [2022-01-28 14:16:09,340 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1639 transitions. Word has length 75 [2022-01-28 14:16:09,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:09,340 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1639 transitions. [2022-01-28 14:16:09,340 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:09,340 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1639 transitions. [2022-01-28 14:16:09,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:09,341 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:09,341 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:09,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-01-28 14:16:09,341 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:09,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:09,341 INFO L85 PathProgramCache]: Analyzing trace with hash -307654766, now seen corresponding path program 21 times [2022-01-28 14:16:09,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:09,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052673672] [2022-01-28 14:16:09,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:09,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:09,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:09,478 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:09,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052673672] [2022-01-28 14:16:09,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052673672] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:09,479 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:09,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:09,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356615243] [2022-01-28 14:16:09,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:09,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:09,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:09,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:09,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:09,480 INFO L87 Difference]: Start difference. First operand 897 states and 1639 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:09,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:09,849 INFO L93 Difference]: Finished difference Result 1568 states and 2849 transitions. [2022-01-28 14:16:09,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:09,849 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:09,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:09,851 INFO L225 Difference]: With dead ends: 1568 [2022-01-28 14:16:09,851 INFO L226 Difference]: Without dead ends: 1537 [2022-01-28 14:16:09,851 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:09,852 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 649 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 834 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:09,852 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [649 Valid, 834 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:09,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1537 states. [2022-01-28 14:16:09,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1537 to 898. [2022-01-28 14:16:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 898 states, 891 states have (on average 1.840628507295174) internal successors, (1640), 897 states have internal predecessors, (1640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:09,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 898 states and 1640 transitions. [2022-01-28 14:16:09,862 INFO L78 Accepts]: Start accepts. Automaton has 898 states and 1640 transitions. Word has length 75 [2022-01-28 14:16:09,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:09,862 INFO L470 AbstractCegarLoop]: Abstraction has 898 states and 1640 transitions. [2022-01-28 14:16:09,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:09,862 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1640 transitions. [2022-01-28 14:16:09,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:09,863 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:09,863 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:09,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-01-28 14:16:09,863 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:09,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:09,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1940511482, now seen corresponding path program 22 times [2022-01-28 14:16:09,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:09,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234998320] [2022-01-28 14:16:09,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:09,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:10,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:10,007 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:10,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234998320] [2022-01-28 14:16:10,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234998320] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:10,008 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:10,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:10,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97075460] [2022-01-28 14:16:10,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:10,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:10,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:10,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:10,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:10,009 INFO L87 Difference]: Start difference. First operand 898 states and 1640 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:10,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:10,310 INFO L93 Difference]: Finished difference Result 928 states and 1683 transitions. [2022-01-28 14:16:10,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:10,310 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:10,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:10,311 INFO L225 Difference]: With dead ends: 928 [2022-01-28 14:16:10,312 INFO L226 Difference]: Without dead ends: 895 [2022-01-28 14:16:10,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:10,312 INFO L933 BasicCegarLoop]: 144 mSDtfsCounter, 415 mSDsluCounter, 768 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 911 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:10,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [415 Valid, 911 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:10,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2022-01-28 14:16:10,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 895. [2022-01-28 14:16:10,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 895 states, 888 states have (on average 1.8412162162162162) internal successors, (1635), 894 states have internal predecessors, (1635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:10,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1635 transitions. [2022-01-28 14:16:10,320 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1635 transitions. Word has length 75 [2022-01-28 14:16:10,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:10,321 INFO L470 AbstractCegarLoop]: Abstraction has 895 states and 1635 transitions. [2022-01-28 14:16:10,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:10,321 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1635 transitions. [2022-01-28 14:16:10,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:10,322 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:10,322 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:10,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-01-28 14:16:10,322 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:10,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:10,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1482734422, now seen corresponding path program 23 times [2022-01-28 14:16:10,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:10,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416542958] [2022-01-28 14:16:10,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:10,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:10,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:10,464 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:10,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416542958] [2022-01-28 14:16:10,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416542958] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:10,465 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:10,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:10,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437176106] [2022-01-28 14:16:10,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:10,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:10,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:10,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:10,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:10,466 INFO L87 Difference]: Start difference. First operand 895 states and 1635 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:10,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:10,829 INFO L93 Difference]: Finished difference Result 1583 states and 2893 transitions. [2022-01-28 14:16:10,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:10,829 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:10,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:10,831 INFO L225 Difference]: With dead ends: 1583 [2022-01-28 14:16:10,831 INFO L226 Difference]: Without dead ends: 1553 [2022-01-28 14:16:10,831 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:10,831 INFO L933 BasicCegarLoop]: 154 mSDtfsCounter, 573 mSDsluCounter, 755 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 573 SdHoareTripleChecker+Valid, 908 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:10,831 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [573 Valid, 908 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:10,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1553 states. [2022-01-28 14:16:10,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1553 to 897. [2022-01-28 14:16:10,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 890 states have (on average 1.8404494382022472) internal successors, (1638), 896 states have internal predecessors, (1638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:10,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1638 transitions. [2022-01-28 14:16:10,841 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1638 transitions. Word has length 75 [2022-01-28 14:16:10,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:10,841 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1638 transitions. [2022-01-28 14:16:10,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:10,841 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1638 transitions. [2022-01-28 14:16:10,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:10,842 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:10,842 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:10,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-01-28 14:16:10,842 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:10,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:10,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1045239176, now seen corresponding path program 24 times [2022-01-28 14:16:10,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:10,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881933863] [2022-01-28 14:16:10,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:10,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:10,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:10,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:10,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881933863] [2022-01-28 14:16:10,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881933863] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:10,968 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:10,968 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:10,968 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101389423] [2022-01-28 14:16:10,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:10,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:10,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:10,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:10,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:10,970 INFO L87 Difference]: Start difference. First operand 897 states and 1638 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:11,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:11,285 INFO L93 Difference]: Finished difference Result 1584 states and 2879 transitions. [2022-01-28 14:16:11,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:11,285 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:11,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:11,287 INFO L225 Difference]: With dead ends: 1584 [2022-01-28 14:16:11,287 INFO L226 Difference]: Without dead ends: 1552 [2022-01-28 14:16:11,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:11,287 INFO L933 BasicCegarLoop]: 141 mSDtfsCounter, 623 mSDsluCounter, 637 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 623 SdHoareTripleChecker+Valid, 777 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:11,288 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [623 Valid, 777 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:11,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2022-01-28 14:16:11,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 896. [2022-01-28 14:16:11,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 896 states, 889 states have (on average 1.8402699662542181) internal successors, (1636), 895 states have internal predecessors, (1636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:11,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1636 transitions. [2022-01-28 14:16:11,298 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1636 transitions. Word has length 75 [2022-01-28 14:16:11,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:11,298 INFO L470 AbstractCegarLoop]: Abstraction has 896 states and 1636 transitions. [2022-01-28 14:16:11,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:11,298 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1636 transitions. [2022-01-28 14:16:11,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:11,299 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:11,299 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:11,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-01-28 14:16:11,299 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:11,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:11,299 INFO L85 PathProgramCache]: Analyzing trace with hash 979053876, now seen corresponding path program 25 times [2022-01-28 14:16:11,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:11,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929283272] [2022-01-28 14:16:11,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:11,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:11,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:11,480 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:11,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929283272] [2022-01-28 14:16:11,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929283272] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:11,481 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:11,481 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:11,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695279153] [2022-01-28 14:16:11,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:11,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:11,482 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:11,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:11,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:11,483 INFO L87 Difference]: Start difference. First operand 896 states and 1636 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:11,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:11,884 INFO L93 Difference]: Finished difference Result 1567 states and 2846 transitions. [2022-01-28 14:16:11,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:11,885 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:11,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:11,886 INFO L225 Difference]: With dead ends: 1567 [2022-01-28 14:16:11,886 INFO L226 Difference]: Without dead ends: 1536 [2022-01-28 14:16:11,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:11,887 INFO L933 BasicCegarLoop]: 126 mSDtfsCounter, 544 mSDsluCounter, 657 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 544 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:11,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [544 Valid, 782 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:11,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1536 states. [2022-01-28 14:16:11,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1536 to 897. [2022-01-28 14:16:11,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 890 states have (on average 1.8393258426966292) internal successors, (1637), 896 states have internal predecessors, (1637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:11,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1637 transitions. [2022-01-28 14:16:11,897 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1637 transitions. Word has length 75 [2022-01-28 14:16:11,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:11,897 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1637 transitions. [2022-01-28 14:16:11,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:11,897 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1637 transitions. [2022-01-28 14:16:11,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:11,898 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:11,898 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:11,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-01-28 14:16:11,898 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:11,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:11,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1067747172, now seen corresponding path program 26 times [2022-01-28 14:16:11,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:11,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196046845] [2022-01-28 14:16:11,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:11,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:12,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:12,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:12,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196046845] [2022-01-28 14:16:12,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196046845] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:12,025 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:12,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:12,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408652367] [2022-01-28 14:16:12,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:12,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:12,026 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:12,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:12,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:12,027 INFO L87 Difference]: Start difference. First operand 897 states and 1637 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:12,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:12,312 INFO L93 Difference]: Finished difference Result 927 states and 1680 transitions. [2022-01-28 14:16:12,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:12,312 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:12,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:12,313 INFO L225 Difference]: With dead ends: 927 [2022-01-28 14:16:12,313 INFO L226 Difference]: Without dead ends: 893 [2022-01-28 14:16:12,313 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:12,314 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 364 mSDsluCounter, 756 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:12,314 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [364 Valid, 886 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:12,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 893 states. [2022-01-28 14:16:12,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 893 to 893. [2022-01-28 14:16:12,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 893 states, 886 states have (on average 1.8408577878103838) internal successors, (1631), 892 states have internal predecessors, (1631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:12,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 893 states and 1631 transitions. [2022-01-28 14:16:12,322 INFO L78 Accepts]: Start accepts. Automaton has 893 states and 1631 transitions. Word has length 75 [2022-01-28 14:16:12,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:12,322 INFO L470 AbstractCegarLoop]: Abstraction has 893 states and 1631 transitions. [2022-01-28 14:16:12,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:12,322 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1631 transitions. [2022-01-28 14:16:12,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:12,323 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:12,323 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:12,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-01-28 14:16:12,323 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:12,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:12,324 INFO L85 PathProgramCache]: Analyzing trace with hash -546072131, now seen corresponding path program 2 times [2022-01-28 14:16:12,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:12,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376154074] [2022-01-28 14:16:12,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:12,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:12,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:12,475 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:12,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376154074] [2022-01-28 14:16:12,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376154074] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:12,476 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:12,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:12,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013521143] [2022-01-28 14:16:12,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:12,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:12,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:12,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:12,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:12,477 INFO L87 Difference]: Start difference. First operand 893 states and 1631 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:12,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:12,911 INFO L93 Difference]: Finished difference Result 1630 states and 2984 transitions. [2022-01-28 14:16:12,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:12,911 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:12,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:12,913 INFO L225 Difference]: With dead ends: 1630 [2022-01-28 14:16:12,913 INFO L226 Difference]: Without dead ends: 1570 [2022-01-28 14:16:12,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:12,914 INFO L933 BasicCegarLoop]: 145 mSDtfsCounter, 521 mSDsluCounter, 687 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 831 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:12,914 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [521 Valid, 831 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 332 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:12,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2022-01-28 14:16:12,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 897. [2022-01-28 14:16:12,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 890 states have (on average 1.8393258426966292) internal successors, (1637), 896 states have internal predecessors, (1637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:12,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1637 transitions. [2022-01-28 14:16:12,924 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1637 transitions. Word has length 75 [2022-01-28 14:16:12,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:12,924 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1637 transitions. [2022-01-28 14:16:12,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:12,924 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1637 transitions. [2022-01-28 14:16:12,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:12,925 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:12,925 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:12,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-01-28 14:16:12,925 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:12,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:12,926 INFO L85 PathProgramCache]: Analyzing trace with hash -1982657670, now seen corresponding path program 27 times [2022-01-28 14:16:12,926 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:12,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388106231] [2022-01-28 14:16:12,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:12,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:13,057 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:13,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388106231] [2022-01-28 14:16:13,058 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388106231] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:13,058 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:13,058 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:13,058 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169357464] [2022-01-28 14:16:13,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:13,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:13,058 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:13,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:13,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:13,060 INFO L87 Difference]: Start difference. First operand 897 states and 1637 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:13,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:13,407 INFO L93 Difference]: Finished difference Result 2241 states and 4106 transitions. [2022-01-28 14:16:13,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:13,407 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:13,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:13,409 INFO L225 Difference]: With dead ends: 2241 [2022-01-28 14:16:13,410 INFO L226 Difference]: Without dead ends: 2211 [2022-01-28 14:16:13,410 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:13,410 INFO L933 BasicCegarLoop]: 155 mSDtfsCounter, 703 mSDsluCounter, 688 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 703 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:13,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [703 Valid, 842 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:13,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2211 states. [2022-01-28 14:16:13,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2211 to 898. [2022-01-28 14:16:13,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 898 states, 891 states have (on average 1.8383838383838385) internal successors, (1638), 897 states have internal predecessors, (1638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:13,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 898 states and 1638 transitions. [2022-01-28 14:16:13,422 INFO L78 Accepts]: Start accepts. Automaton has 898 states and 1638 transitions. Word has length 75 [2022-01-28 14:16:13,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:13,422 INFO L470 AbstractCegarLoop]: Abstraction has 898 states and 1638 transitions. [2022-01-28 14:16:13,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:13,423 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1638 transitions. [2022-01-28 14:16:13,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:13,423 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:13,423 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:13,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-01-28 14:16:13,424 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:13,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:13,424 INFO L85 PathProgramCache]: Analyzing trace with hash -215663972, now seen corresponding path program 28 times [2022-01-28 14:16:13,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:13,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214188477] [2022-01-28 14:16:13,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:13,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:13,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:13,564 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:13,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214188477] [2022-01-28 14:16:13,565 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214188477] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:13,565 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:13,565 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:13,565 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487589958] [2022-01-28 14:16:13,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:13,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:13,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:13,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:13,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:13,566 INFO L87 Difference]: Start difference. First operand 898 states and 1638 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:13,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:13,880 INFO L93 Difference]: Finished difference Result 1602 states and 2912 transitions. [2022-01-28 14:16:13,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:13,880 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:13,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:13,882 INFO L225 Difference]: With dead ends: 1602 [2022-01-28 14:16:13,882 INFO L226 Difference]: Without dead ends: 1568 [2022-01-28 14:16:13,882 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:13,883 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 432 mSDsluCounter, 639 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 768 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:13,883 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [432 Valid, 768 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:13,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1568 states. [2022-01-28 14:16:13,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1568 to 895. [2022-01-28 14:16:13,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 895 states, 888 states have (on average 1.8389639639639639) internal successors, (1633), 894 states have internal predecessors, (1633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:13,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1633 transitions. [2022-01-28 14:16:13,892 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1633 transitions. Word has length 75 [2022-01-28 14:16:13,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:13,892 INFO L470 AbstractCegarLoop]: Abstraction has 895 states and 1633 transitions. [2022-01-28 14:16:13,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:13,892 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1633 transitions. [2022-01-28 14:16:13,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:13,893 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:13,893 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:13,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-01-28 14:16:13,893 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:13,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:13,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1549924172, now seen corresponding path program 29 times [2022-01-28 14:16:13,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:13,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674052902] [2022-01-28 14:16:13,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:13,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:14,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:14,000 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:14,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674052902] [2022-01-28 14:16:14,001 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674052902] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:14,002 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:14,002 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:14,002 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210168604] [2022-01-28 14:16:14,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:14,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:14,002 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:14,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:14,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:14,003 INFO L87 Difference]: Start difference. First operand 895 states and 1633 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:14,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:14,267 INFO L93 Difference]: Finished difference Result 1583 states and 2891 transitions. [2022-01-28 14:16:14,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:14,268 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:14,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:14,269 INFO L225 Difference]: With dead ends: 1583 [2022-01-28 14:16:14,269 INFO L226 Difference]: Without dead ends: 1553 [2022-01-28 14:16:14,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:14,270 INFO L933 BasicCegarLoop]: 154 mSDtfsCounter, 530 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 530 SdHoareTripleChecker+Valid, 924 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:14,270 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [530 Valid, 924 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:14,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1553 states. [2022-01-28 14:16:14,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1553 to 897. [2022-01-28 14:16:14,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 890 states have (on average 1.8382022471910113) internal successors, (1636), 896 states have internal predecessors, (1636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:14,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1636 transitions. [2022-01-28 14:16:14,280 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1636 transitions. Word has length 75 [2022-01-28 14:16:14,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:14,280 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1636 transitions. [2022-01-28 14:16:14,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:14,280 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1636 transitions. [2022-01-28 14:16:14,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:14,281 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:14,281 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:14,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-01-28 14:16:14,281 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:14,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:14,281 INFO L85 PathProgramCache]: Analyzing trace with hash 217069526, now seen corresponding path program 30 times [2022-01-28 14:16:14,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:14,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766090636] [2022-01-28 14:16:14,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:14,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:14,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:14,475 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:14,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766090636] [2022-01-28 14:16:14,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766090636] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:14,475 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:14,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:14,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867059972] [2022-01-28 14:16:14,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:14,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:14,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:14,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:14,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:14,476 INFO L87 Difference]: Start difference. First operand 897 states and 1636 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:14,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:14,888 INFO L93 Difference]: Finished difference Result 1584 states and 2877 transitions. [2022-01-28 14:16:14,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:14,888 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:14,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:14,890 INFO L225 Difference]: With dead ends: 1584 [2022-01-28 14:16:14,890 INFO L226 Difference]: Without dead ends: 1552 [2022-01-28 14:16:14,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:14,890 INFO L933 BasicCegarLoop]: 126 mSDtfsCounter, 600 mSDsluCounter, 638 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 763 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:14,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 763 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:14,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2022-01-28 14:16:14,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 896. [2022-01-28 14:16:14,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 896 states, 889 states have (on average 1.8380202474690663) internal successors, (1634), 895 states have internal predecessors, (1634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:14,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1634 transitions. [2022-01-28 14:16:14,899 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1634 transitions. Word has length 75 [2022-01-28 14:16:14,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:14,900 INFO L470 AbstractCegarLoop]: Abstraction has 896 states and 1634 transitions. [2022-01-28 14:16:14,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:14,900 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1634 transitions. [2022-01-28 14:16:14,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:14,900 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:14,901 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:14,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-01-28 14:16:14,901 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:14,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:14,901 INFO L85 PathProgramCache]: Analyzing trace with hash -2053604718, now seen corresponding path program 31 times [2022-01-28 14:16:14,901 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:14,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905144780] [2022-01-28 14:16:14,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:14,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:15,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:15,041 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:15,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905144780] [2022-01-28 14:16:15,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905144780] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:15,041 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:15,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:15,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202083446] [2022-01-28 14:16:15,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:15,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:15,042 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:15,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:15,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:15,042 INFO L87 Difference]: Start difference. First operand 896 states and 1634 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:15,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:15,376 INFO L93 Difference]: Finished difference Result 1567 states and 2844 transitions. [2022-01-28 14:16:15,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:15,376 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:15,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:15,378 INFO L225 Difference]: With dead ends: 1567 [2022-01-28 14:16:15,378 INFO L226 Difference]: Without dead ends: 1536 [2022-01-28 14:16:15,378 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:15,378 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 480 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 817 SdHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:15,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 817 Invalid, 332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:15,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1536 states. [2022-01-28 14:16:15,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1536 to 897. [2022-01-28 14:16:15,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 890 states have (on average 1.8370786516853932) internal successors, (1635), 896 states have internal predecessors, (1635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:15,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1635 transitions. [2022-01-28 14:16:15,388 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1635 transitions. Word has length 75 [2022-01-28 14:16:15,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:15,388 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 1635 transitions. [2022-01-28 14:16:15,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:15,388 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1635 transitions. [2022-01-28 14:16:15,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:15,389 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:15,389 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:15,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-01-28 14:16:15,389 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:15,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:15,389 INFO L85 PathProgramCache]: Analyzing trace with hash 194561530, now seen corresponding path program 32 times [2022-01-28 14:16:15,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:15,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135369586] [2022-01-28 14:16:15,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:15,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:15,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:15,577 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:15,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135369586] [2022-01-28 14:16:15,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135369586] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:15,577 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:15,577 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:15,577 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558291009] [2022-01-28 14:16:15,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:15,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:15,577 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:15,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:15,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:15,578 INFO L87 Difference]: Start difference. First operand 897 states and 1635 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:15,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:15,947 INFO L93 Difference]: Finished difference Result 927 states and 1678 transitions. [2022-01-28 14:16:15,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:15,947 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:15,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:15,948 INFO L225 Difference]: With dead ends: 927 [2022-01-28 14:16:15,948 INFO L226 Difference]: Without dead ends: 889 [2022-01-28 14:16:15,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:15,949 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 249 mSDsluCounter, 636 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 750 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:15,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 750 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:15,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2022-01-28 14:16:15,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 889. [2022-01-28 14:16:15,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 889 states, 882 states have (on average 1.8401360544217686) internal successors, (1623), 888 states have internal predecessors, (1623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:15,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 1623 transitions. [2022-01-28 14:16:15,957 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 1623 transitions. Word has length 75 [2022-01-28 14:16:15,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:15,957 INFO L470 AbstractCegarLoop]: Abstraction has 889 states and 1623 transitions. [2022-01-28 14:16:15,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:15,957 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1623 transitions. [2022-01-28 14:16:15,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:15,958 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:15,958 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:15,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-01-28 14:16:15,958 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:15,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:15,959 INFO L85 PathProgramCache]: Analyzing trace with hash 2008706723, now seen corresponding path program 3 times [2022-01-28 14:16:15,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:15,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136785124] [2022-01-28 14:16:15,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:15,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:16,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:16,114 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:16,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136785124] [2022-01-28 14:16:16,114 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136785124] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:16,114 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:16,114 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:16,114 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925512077] [2022-01-28 14:16:16,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:16,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:16,115 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:16,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:16,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:16,115 INFO L87 Difference]: Start difference. First operand 889 states and 1623 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:16,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:16,465 INFO L93 Difference]: Finished difference Result 949 states and 1724 transitions. [2022-01-28 14:16:16,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:16,465 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:16,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:16,466 INFO L225 Difference]: With dead ends: 949 [2022-01-28 14:16:16,466 INFO L226 Difference]: Without dead ends: 799 [2022-01-28 14:16:16,466 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:16,467 INFO L933 BasicCegarLoop]: 147 mSDtfsCounter, 288 mSDsluCounter, 765 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 911 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:16,467 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [288 Valid, 911 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:16,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2022-01-28 14:16:16,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 799. [2022-01-28 14:16:16,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 799 states, 792 states have (on average 1.821969696969697) internal successors, (1443), 798 states have internal predecessors, (1443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:16,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1443 transitions. [2022-01-28 14:16:16,474 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1443 transitions. Word has length 75 [2022-01-28 14:16:16,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:16,474 INFO L470 AbstractCegarLoop]: Abstraction has 799 states and 1443 transitions. [2022-01-28 14:16:16,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:16,474 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1443 transitions. [2022-01-28 14:16:16,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:16,475 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:16,475 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:16,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-01-28 14:16:16,475 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:16,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:16,476 INFO L85 PathProgramCache]: Analyzing trace with hash -910273693, now seen corresponding path program 4 times [2022-01-28 14:16:16,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:16,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342930052] [2022-01-28 14:16:16,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:16,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:16,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:16,647 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:16,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342930052] [2022-01-28 14:16:16,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342930052] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:16,647 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:16,647 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:16,648 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124127778] [2022-01-28 14:16:16,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:16,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:16,648 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:16,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:16,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:16,648 INFO L87 Difference]: Start difference. First operand 799 states and 1443 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:17,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:17,002 INFO L93 Difference]: Finished difference Result 1517 states and 2759 transitions. [2022-01-28 14:16:17,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:17,002 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:17,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:17,003 INFO L225 Difference]: With dead ends: 1517 [2022-01-28 14:16:17,004 INFO L226 Difference]: Without dead ends: 1457 [2022-01-28 14:16:17,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:17,004 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 459 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 459 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:17,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [459 Valid, 784 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 283 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:17,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1457 states. [2022-01-28 14:16:17,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1457 to 801. [2022-01-28 14:16:17,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 801 states, 794 states have (on average 1.8198992443324937) internal successors, (1445), 800 states have internal predecessors, (1445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:17,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1445 transitions. [2022-01-28 14:16:17,013 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1445 transitions. Word has length 75 [2022-01-28 14:16:17,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:17,013 INFO L470 AbstractCegarLoop]: Abstraction has 801 states and 1445 transitions. [2022-01-28 14:16:17,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1445 transitions. [2022-01-28 14:16:17,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:17,014 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:17,014 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:17,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-01-28 14:16:17,014 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:17,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:17,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1985901768, now seen corresponding path program 33 times [2022-01-28 14:16:17,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:17,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758814159] [2022-01-28 14:16:17,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:17,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:17,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:17,143 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:17,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758814159] [2022-01-28 14:16:17,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758814159] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:17,143 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:17,143 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:17,143 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942485906] [2022-01-28 14:16:17,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:17,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:17,143 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:17,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:17,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:17,144 INFO L87 Difference]: Start difference. First operand 801 states and 1445 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:17,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:17,417 INFO L93 Difference]: Finished difference Result 1472 states and 2670 transitions. [2022-01-28 14:16:17,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:17,417 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:17,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:17,419 INFO L225 Difference]: With dead ends: 1472 [2022-01-28 14:16:17,419 INFO L226 Difference]: Without dead ends: 1442 [2022-01-28 14:16:17,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:17,419 INFO L933 BasicCegarLoop]: 136 mSDtfsCounter, 460 mSDsluCounter, 717 mSDsCounter, 0 mSdLazyCounter, 306 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 460 SdHoareTripleChecker+Valid, 852 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:17,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [460 Valid, 852 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 306 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:17,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1442 states. [2022-01-28 14:16:17,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1442 to 802. [2022-01-28 14:16:17,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 802 states, 795 states have (on average 1.818867924528302) internal successors, (1446), 801 states have internal predecessors, (1446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 802 states and 1446 transitions. [2022-01-28 14:16:17,428 INFO L78 Accepts]: Start accepts. Automaton has 802 states and 1446 transitions. Word has length 75 [2022-01-28 14:16:17,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:17,428 INFO L470 AbstractCegarLoop]: Abstraction has 802 states and 1446 transitions. [2022-01-28 14:16:17,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:17,429 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1446 transitions. [2022-01-28 14:16:17,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:17,429 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:17,429 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:17,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-01-28 14:16:17,430 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:17,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:17,430 INFO L85 PathProgramCache]: Analyzing trace with hash -542071830, now seen corresponding path program 34 times [2022-01-28 14:16:17,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:17,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577836864] [2022-01-28 14:16:17,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:17,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:17,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:17,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:17,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577836864] [2022-01-28 14:16:17,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577836864] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:17,612 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:17,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:17,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120766916] [2022-01-28 14:16:17,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:17,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:17,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:17,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:17,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:17,613 INFO L87 Difference]: Start difference. First operand 802 states and 1446 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:17,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:17,989 INFO L93 Difference]: Finished difference Result 833 states and 1476 transitions. [2022-01-28 14:16:17,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:17,989 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:17,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:17,990 INFO L225 Difference]: With dead ends: 833 [2022-01-28 14:16:17,990 INFO L226 Difference]: Without dead ends: 793 [2022-01-28 14:16:17,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:17,991 INFO L933 BasicCegarLoop]: 108 mSDtfsCounter, 313 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 769 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:17,991 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [313 Valid, 769 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:17,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2022-01-28 14:16:17,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 793. [2022-01-28 14:16:17,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 793 states, 786 states have (on average 1.8206106870229009) internal successors, (1431), 792 states have internal predecessors, (1431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:17,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1431 transitions. [2022-01-28 14:16:17,997 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1431 transitions. Word has length 75 [2022-01-28 14:16:17,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:17,997 INFO L470 AbstractCegarLoop]: Abstraction has 793 states and 1431 transitions. [2022-01-28 14:16:17,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:17,998 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1431 transitions. [2022-01-28 14:16:17,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:17,998 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:17,998 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:17,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-01-28 14:16:17,999 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:17,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:17,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1080411333, now seen corresponding path program 5 times [2022-01-28 14:16:17,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:17,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707338252] [2022-01-28 14:16:17,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:17,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:18,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:18,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:18,100 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:18,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707338252] [2022-01-28 14:16:18,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707338252] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:18,100 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:18,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:18,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127752639] [2022-01-28 14:16:18,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:18,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:18,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:18,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:18,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:18,101 INFO L87 Difference]: Start difference. First operand 793 states and 1431 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:18,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:18,380 INFO L93 Difference]: Finished difference Result 823 states and 1474 transitions. [2022-01-28 14:16:18,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:18,381 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:18,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:18,382 INFO L225 Difference]: With dead ends: 823 [2022-01-28 14:16:18,382 INFO L226 Difference]: Without dead ends: 763 [2022-01-28 14:16:18,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:18,382 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 334 mSDsluCounter, 641 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 772 SdHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:18,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [334 Valid, 772 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:18,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 763 states. [2022-01-28 14:16:18,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 763 to 763. [2022-01-28 14:16:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 763 states, 756 states have (on average 1.8134920634920635) internal successors, (1371), 762 states have internal predecessors, (1371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 763 states and 1371 transitions. [2022-01-28 14:16:18,389 INFO L78 Accepts]: Start accepts. Automaton has 763 states and 1371 transitions. Word has length 75 [2022-01-28 14:16:18,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:18,389 INFO L470 AbstractCegarLoop]: Abstraction has 763 states and 1371 transitions. [2022-01-28 14:16:18,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:18,390 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1371 transitions. [2022-01-28 14:16:18,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:18,390 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:18,390 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:18,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-01-28 14:16:18,391 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:18,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:18,391 INFO L85 PathProgramCache]: Analyzing trace with hash -318380502, now seen corresponding path program 35 times [2022-01-28 14:16:18,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:18,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550823401] [2022-01-28 14:16:18,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:18,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:18,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:18,519 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:18,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550823401] [2022-01-28 14:16:18,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550823401] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:18,520 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:18,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:18,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905058218] [2022-01-28 14:16:18,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:18,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:18,520 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:18,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:18,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:18,521 INFO L87 Difference]: Start difference. First operand 763 states and 1371 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:18,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:18,816 INFO L93 Difference]: Finished difference Result 1434 states and 2596 transitions. [2022-01-28 14:16:18,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:18,817 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:18,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:18,818 INFO L225 Difference]: With dead ends: 1434 [2022-01-28 14:16:18,818 INFO L226 Difference]: Without dead ends: 1404 [2022-01-28 14:16:18,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:18,819 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 628 mSDsluCounter, 548 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 674 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:18,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [628 Valid, 674 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 218 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:18,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1404 states. [2022-01-28 14:16:18,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1404 to 764. [2022-01-28 14:16:18,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 764 states, 757 states have (on average 1.8124174372523119) internal successors, (1372), 763 states have internal predecessors, (1372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:18,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 764 states and 1372 transitions. [2022-01-28 14:16:18,827 INFO L78 Accepts]: Start accepts. Automaton has 764 states and 1372 transitions. Word has length 75 [2022-01-28 14:16:18,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:18,827 INFO L470 AbstractCegarLoop]: Abstraction has 764 states and 1372 transitions. [2022-01-28 14:16:18,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:18,827 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1372 transitions. [2022-01-28 14:16:18,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:18,828 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:18,828 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:18,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-01-28 14:16:18,828 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:18,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:18,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1448613196, now seen corresponding path program 36 times [2022-01-28 14:16:18,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:18,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178215886] [2022-01-28 14:16:18,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:18,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:18,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:18,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:18,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178215886] [2022-01-28 14:16:18,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178215886] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:18,968 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:18,968 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:18,968 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504817168] [2022-01-28 14:16:18,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:18,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:18,968 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:18,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:18,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:18,969 INFO L87 Difference]: Start difference. First operand 764 states and 1372 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:19,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:19,253 INFO L93 Difference]: Finished difference Result 795 states and 1402 transitions. [2022-01-28 14:16:19,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:19,254 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:19,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:19,255 INFO L225 Difference]: With dead ends: 795 [2022-01-28 14:16:19,255 INFO L226 Difference]: Without dead ends: 761 [2022-01-28 14:16:19,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:19,255 INFO L933 BasicCegarLoop]: 102 mSDtfsCounter, 330 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 682 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:19,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [330 Valid, 682 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:19,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2022-01-28 14:16:19,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 761. [2022-01-28 14:16:19,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 761 states, 754 states have (on average 1.812997347480106) internal successors, (1367), 760 states have internal predecessors, (1367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:19,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 1367 transitions. [2022-01-28 14:16:19,262 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 1367 transitions. Word has length 75 [2022-01-28 14:16:19,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:19,262 INFO L470 AbstractCegarLoop]: Abstraction has 761 states and 1367 transitions. [2022-01-28 14:16:19,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:19,262 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1367 transitions. [2022-01-28 14:16:19,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:19,263 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:19,263 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:19,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-01-28 14:16:19,264 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:19,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:19,264 INFO L85 PathProgramCache]: Analyzing trace with hash -900392140, now seen corresponding path program 37 times [2022-01-28 14:16:19,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:19,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355907316] [2022-01-28 14:16:19,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:19,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:19,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:19,356 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:19,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355907316] [2022-01-28 14:16:19,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355907316] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:19,357 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:19,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:19,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590225309] [2022-01-28 14:16:19,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:19,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:19,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:19,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:19,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:19,358 INFO L87 Difference]: Start difference. First operand 761 states and 1367 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:19,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:19,588 INFO L93 Difference]: Finished difference Result 776 states and 1381 transitions. [2022-01-28 14:16:19,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:19,589 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:19,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:19,590 INFO L225 Difference]: With dead ends: 776 [2022-01-28 14:16:19,590 INFO L226 Difference]: Without dead ends: 746 [2022-01-28 14:16:19,590 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:19,590 INFO L933 BasicCegarLoop]: 125 mSDtfsCounter, 466 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 466 SdHoareTripleChecker+Valid, 615 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:19,590 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [466 Valid, 615 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:19,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2022-01-28 14:16:19,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 746. [2022-01-28 14:16:19,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 746 states, 739 states have (on average 1.8092016238159676) internal successors, (1337), 745 states have internal predecessors, (1337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:19,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 1337 transitions. [2022-01-28 14:16:19,597 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 1337 transitions. Word has length 75 [2022-01-28 14:16:19,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:19,597 INFO L470 AbstractCegarLoop]: Abstraction has 746 states and 1337 transitions. [2022-01-28 14:16:19,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:19,597 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1337 transitions. [2022-01-28 14:16:19,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:19,598 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:19,598 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:19,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-01-28 14:16:19,598 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:19,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:19,598 INFO L85 PathProgramCache]: Analyzing trace with hash 866601558, now seen corresponding path program 38 times [2022-01-28 14:16:19,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:19,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596387353] [2022-01-28 14:16:19,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:19,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:19,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:19,698 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:19,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596387353] [2022-01-28 14:16:19,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596387353] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:19,699 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:19,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:19,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179792116] [2022-01-28 14:16:19,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:19,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:19,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:19,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:19,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:19,700 INFO L87 Difference]: Start difference. First operand 746 states and 1337 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:19,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:19,880 INFO L93 Difference]: Finished difference Result 777 states and 1367 transitions. [2022-01-28 14:16:19,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:19,880 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:19,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:19,881 INFO L225 Difference]: With dead ends: 777 [2022-01-28 14:16:19,881 INFO L226 Difference]: Without dead ends: 745 [2022-01-28 14:16:19,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:19,881 INFO L933 BasicCegarLoop]: 97 mSDtfsCounter, 451 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:19,882 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [451 Valid, 539 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:19,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2022-01-28 14:16:19,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 745. [2022-01-28 14:16:19,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 745 states, 738 states have (on average 1.8089430894308942) internal successors, (1335), 744 states have internal predecessors, (1335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:19,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 745 states and 1335 transitions. [2022-01-28 14:16:19,888 INFO L78 Accepts]: Start accepts. Automaton has 745 states and 1335 transitions. Word has length 75 [2022-01-28 14:16:19,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:19,888 INFO L470 AbstractCegarLoop]: Abstraction has 745 states and 1335 transitions. [2022-01-28 14:16:19,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:19,889 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1335 transitions. [2022-01-28 14:16:19,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:19,889 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:19,889 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:19,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-01-28 14:16:19,889 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:19,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:19,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1404072686, now seen corresponding path program 39 times [2022-01-28 14:16:19,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:19,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688459797] [2022-01-28 14:16:19,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:19,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:19,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:19,994 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:19,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688459797] [2022-01-28 14:16:19,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688459797] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:19,994 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:19,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:19,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15811868] [2022-01-28 14:16:19,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:19,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:19,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:19,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:19,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:19,995 INFO L87 Difference]: Start difference. First operand 745 states and 1335 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:20,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:20,187 INFO L93 Difference]: Finished difference Result 760 states and 1334 transitions. [2022-01-28 14:16:20,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:20,188 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:20,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:20,189 INFO L225 Difference]: With dead ends: 760 [2022-01-28 14:16:20,189 INFO L226 Difference]: Without dead ends: 729 [2022-01-28 14:16:20,189 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:20,189 INFO L933 BasicCegarLoop]: 81 mSDtfsCounter, 459 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 459 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:20,189 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [459 Valid, 479 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:20,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2022-01-28 14:16:20,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 729. [2022-01-28 14:16:20,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 729 states, 722 states have (on average 1.8047091412742382) internal successors, (1303), 728 states have internal predecessors, (1303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:20,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 1303 transitions. [2022-01-28 14:16:20,196 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 1303 transitions. Word has length 75 [2022-01-28 14:16:20,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:20,196 INFO L470 AbstractCegarLoop]: Abstraction has 729 states and 1303 transitions. [2022-01-28 14:16:20,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:20,196 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1303 transitions. [2022-01-28 14:16:20,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-01-28 14:16:20,197 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:20,197 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:20,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-01-28 14:16:20,197 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2022-01-28 14:16:20,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:20,197 INFO L85 PathProgramCache]: Analyzing trace with hash 844093562, now seen corresponding path program 40 times [2022-01-28 14:16:20,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:20,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846066915] [2022-01-28 14:16:20,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:20,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:20,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:20,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:20,307 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:20,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846066915] [2022-01-28 14:16:20,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846066915] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:20,307 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:20,307 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 14:16:20,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092624127] [2022-01-28 14:16:20,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:20,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 14:16:20,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:20,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 14:16:20,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-01-28 14:16:20,308 INFO L87 Difference]: Start difference. First operand 729 states and 1303 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:20,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:20,470 INFO L93 Difference]: Finished difference Result 120 states and 168 transitions. [2022-01-28 14:16:20,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 14:16:20,470 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-01-28 14:16:20,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:20,471 INFO L225 Difference]: With dead ends: 120 [2022-01-28 14:16:20,471 INFO L226 Difference]: Without dead ends: 0 [2022-01-28 14:16:20,471 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-01-28 14:16:20,471 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 163 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:20,471 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 423 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:20,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-28 14:16:20,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-28 14:16:20,472 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) [2022-01-28 14:16:20,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-28 14:16:20,472 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 75 [2022-01-28 14:16:20,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:20,472 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-28 14:16:20,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:20,472 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-28 14:16:20,472 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-28 14:16:20,474 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (12 of 13 remaining) [2022-01-28 14:16:20,475 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (11 of 13 remaining) [2022-01-28 14:16:20,475 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (10 of 13 remaining) [2022-01-28 14:16:20,475 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (9 of 13 remaining) [2022-01-28 14:16:20,475 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (8 of 13 remaining) [2022-01-28 14:16:20,475 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (7 of 13 remaining) [2022-01-28 14:16:20,476 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (6 of 13 remaining) [2022-01-28 14:16:20,476 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 13 remaining) [2022-01-28 14:16:20,476 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 13 remaining) [2022-01-28 14:16:20,476 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 13 remaining) [2022-01-28 14:16:20,476 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 13 remaining) [2022-01-28 14:16:20,476 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 13 remaining) [2022-01-28 14:16:20,476 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (0 of 13 remaining) [2022-01-28 14:16:20,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-01-28 14:16:20,479 INFO L732 BasicCegarLoop]: Path program histogram: [40, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:20,481 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-28 14:16:20,481 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-28 14:16:20,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 02:16:20 BasicIcfg [2022-01-28 14:16:20,483 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-28 14:16:20,483 INFO L158 Benchmark]: Toolchain (without parser) took 29612.47ms. Allocated memory was 180.4MB in the beginning and 288.4MB in the end (delta: 108.0MB). Free memory was 126.4MB in the beginning and 166.2MB in the end (delta: -39.9MB). Peak memory consumption was 69.1MB. Max. memory is 8.0GB. [2022-01-28 14:16:20,483 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 180.4MB. Free memory was 145.2MB in the beginning and 145.2MB in the end (delta: 74.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-01-28 14:16:20,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 618.85ms. Allocated memory was 180.4MB in the beginning and 231.7MB in the end (delta: 51.4MB). Free memory was 126.1MB in the beginning and 182.3MB in the end (delta: -56.2MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-01-28 14:16:20,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.35ms. Allocated memory is still 231.7MB. Free memory was 182.3MB in the beginning and 179.3MB in the end (delta: 3.0MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-28 14:16:20,484 INFO L158 Benchmark]: Boogie Preprocessor took 32.75ms. Allocated memory is still 231.7MB. Free memory was 179.3MB in the beginning and 177.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-01-28 14:16:20,484 INFO L158 Benchmark]: RCFGBuilder took 318.16ms. Allocated memory is still 231.7MB. Free memory was 177.7MB in the beginning and 162.5MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-01-28 14:16:20,484 INFO L158 Benchmark]: TraceAbstraction took 28575.76ms. Allocated memory was 231.7MB in the beginning and 288.4MB in the end (delta: 56.6MB). Free memory was 162.0MB in the beginning and 166.2MB in the end (delta: -4.2MB). Peak memory consumption was 52.9MB. Max. memory is 8.0GB. [2022-01-28 14:16:20,484 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 180.4MB. Free memory was 145.2MB in the beginning and 145.2MB in the end (delta: 74.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 618.85ms. Allocated memory was 180.4MB in the beginning and 231.7MB in the end (delta: 51.4MB). Free memory was 126.1MB in the beginning and 182.3MB in the end (delta: -56.2MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 54.35ms. Allocated memory is still 231.7MB. Free memory was 182.3MB in the beginning and 179.3MB in the end (delta: 3.0MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.75ms. Allocated memory is still 231.7MB. Free memory was 179.3MB in the beginning and 177.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 318.16ms. Allocated memory is still 231.7MB. Free memory was 177.7MB in the beginning and 162.5MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 28575.76ms. Allocated memory was 231.7MB in the beginning and 288.4MB in the end (delta: 56.6MB). Free memory was 162.0MB in the beginning and 166.2MB in the end (delta: -4.2MB). Peak memory consumption was 52.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1244]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1245]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1247]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1235]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1235]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1239]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1235]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1235]: 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 3 procedures, 152 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 28.4s, OverallIterations: 57, TraceHistogramMax: 1, PathProgramHistogramMax: 40, EmptinessCheckTime: 0.1s, AutomataDifference: 18.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24320 SdHoareTripleChecker+Valid, 9.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 24320 mSDsluCounter, 47998 SdHoareTripleChecker+Invalid, 7.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 39649 mSDsCounter, 553 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16927 IncrementalHoareTripleChecker+Invalid, 17480 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 553 mSolverCounterUnsat, 8446 mSDtfsCounter, 16927 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1008 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 822 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 948 ImplicationChecksByTransitivity, 11.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1346occurred in iteration=5, InterpolantAutomatonStates: 586, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 57 MinimizatonAttempts, 35263 StatesRemovedByMinimization, 39 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 4049 NumberOfCodeBlocks, 4049 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 3992 ConstructedInterpolants, 0 QuantifiedInterpolants, 20862 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 57 InterpolantComputations, 57 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 9 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-01-28 14:16:20,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...