/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/09-regions_01-list_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 23:43:30,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 23:43:30,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 23:43:30,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 23:43:30,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 23:43:30,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 23:43:30,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 23:43:30,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 23:43:30,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 23:43:30,067 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 23:43:30,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 23:43:30,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 23:43:30,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 23:43:30,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 23:43:30,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 23:43:30,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 23:43:30,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 23:43:30,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 23:43:30,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 23:43:30,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 23:43:30,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 23:43:30,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 23:43:30,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 23:43:30,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 23:43:30,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-10 23:43:30,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 23:43:30,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 23:43:30,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 23:43:30,087 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-10 23:43:30,111 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 23:43:30,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 23:43:30,111 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 23:43:30,112 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 23:43:30,112 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 23:43:30,112 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 23:43:30,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 23:43:30,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 23:43:30,113 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 23:43:30,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 23:43:30,114 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 23:43:30,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 23:43:30,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 23:43:30,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 23:43:30,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 23:43:30,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 23:43:30,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 23:43:30,114 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 23:43:30,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 23:43:30,114 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 23:43:30,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 23:43:30,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 23:43:30,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 23:43:30,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 23:43:30,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 23:43:30,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:43:30,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 23:43:30,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 23:43:30,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 23:43:30,116 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 23:43:30,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 23:43:30,116 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 23:43:30,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 23:43:30,117 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 23:43:30,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 23:43:30,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 23:43:30,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 23:43:30,282 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 23:43:30,283 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 23:43:30,284 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_01-list_rc.i [2022-02-10 23:43:30,339 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b66ac01/29664890f47e48a0b279084c83c5e0cc/FLAGd1c80d179 [2022-02-10 23:43:30,735 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 23:43:30,736 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_01-list_rc.i [2022-02-10 23:43:30,750 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b66ac01/29664890f47e48a0b279084c83c5e0cc/FLAGd1c80d179 [2022-02-10 23:43:31,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b66ac01/29664890f47e48a0b279084c83c5e0cc [2022-02-10 23:43:31,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 23:43:31,077 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 23:43:31,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 23:43:31,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 23:43:31,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 23:43:31,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:43:31" (1/1) ... [2022-02-10 23:43:31,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d03ab72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31, skipping insertion in model container [2022-02-10 23:43:31,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:43:31" (1/1) ... [2022-02-10 23:43:31,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 23:43:31,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 23:43:31,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:43:31,526 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 23:43:31,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:43:31,608 INFO L208 MainTranslator]: Completed translation [2022-02-10 23:43:31,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31 WrapperNode [2022-02-10 23:43:31,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 23:43:31,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 23:43:31,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 23:43:31,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 23:43:31,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31" (1/1) ... [2022-02-10 23:43:31,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31" (1/1) ... [2022-02-10 23:43:31,668 INFO L137 Inliner]: procedures = 368, calls = 40, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 176 [2022-02-10 23:43:31,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 23:43:31,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 23:43:31,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 23:43:31,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 23:43:31,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31" (1/1) ... [2022-02-10 23:43:31,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31" (1/1) ... [2022-02-10 23:43:31,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31" (1/1) ... [2022-02-10 23:43:31,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31" (1/1) ... [2022-02-10 23:43:31,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31" (1/1) ... [2022-02-10 23:43:31,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31" (1/1) ... [2022-02-10 23:43:31,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31" (1/1) ... [2022-02-10 23:43:31,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 23:43:31,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 23:43:31,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 23:43:31,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 23:43:31,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31" (1/1) ... [2022-02-10 23:43:31,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:43:31,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 23:43:31,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-10 23:43:31,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-10 23:43:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 23:43:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-10 23:43:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 23:43:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 23:43:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 23:43:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 23:43:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-10 23:43:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 23:43:31,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-10 23:43:31,772 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-10 23:43:31,772 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-10 23:43:31,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 23:43:31,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 23:43:31,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 23:43:31,773 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 23:43:31,905 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 23:43:31,906 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 23:43:32,184 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 23:43:32,190 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 23:43:32,190 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 23:43:32,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:43:32 BoogieIcfgContainer [2022-02-10 23:43:32,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 23:43:32,193 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 23:43:32,193 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 23:43:32,195 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 23:43:32,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 11:43:31" (1/3) ... [2022-02-10 23:43:32,196 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3431272d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:43:32, skipping insertion in model container [2022-02-10 23:43:32,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:31" (2/3) ... [2022-02-10 23:43:32,196 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3431272d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:43:32, skipping insertion in model container [2022-02-10 23:43:32,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:43:32" (3/3) ... [2022-02-10 23:43:32,197 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_01-list_rc.i [2022-02-10 23:43:32,203 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 23:43:32,203 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 23:43:32,203 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-02-10 23:43:32,203 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 23:43:32,239 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,239 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,239 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,239 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,239 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,240 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,240 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,240 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,240 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,240 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,240 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,240 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,241 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,241 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,241 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,241 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,241 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,241 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,241 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,241 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,241 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,244 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,244 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,244 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,244 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,244 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,244 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,244 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,244 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,244 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,244 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,244 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,245 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,245 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,245 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,245 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,245 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,245 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,245 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,245 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,245 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,246 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,246 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,246 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,246 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,246 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,246 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,246 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,260 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,260 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,262 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,262 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,262 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,262 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,263 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,263 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,263 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,263 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,263 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,263 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,263 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,263 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,264 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,264 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,264 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,264 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,265 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,265 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,265 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,267 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,267 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,267 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,268 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,268 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,268 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,269 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,269 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,269 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,269 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,269 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,269 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,269 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,270 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,270 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,271 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,271 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,271 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,271 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,271 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,273 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,273 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,273 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,273 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,273 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,273 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,273 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,274 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,274 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,274 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,275 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,275 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,277 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,277 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,278 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,283 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,283 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,283 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,284 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,284 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,284 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,285 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,285 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,285 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,285 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,291 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,291 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,291 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,291 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,291 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,292 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,292 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,292 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,292 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,292 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,292 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,297 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,297 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,297 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,297 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,297 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,298 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,298 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,298 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,299 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,299 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,299 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,299 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,299 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,299 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,300 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,300 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,300 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,300 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,300 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,300 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,300 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,300 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,300 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:32,302 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 23:43:32,339 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 23:43:32,344 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 [2022-02-10 23:43:32,344 INFO L340 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2022-02-10 23:43:32,355 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 211 places, 207 transitions, 419 flow [2022-02-10 23:43:32,450 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2306 states, 2267 states have (on average 1.9426554918394354) internal successors, (4404), 2305 states have internal predecessors, (4404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:32,455 INFO L276 IsEmpty]: Start isEmpty. Operand has 2306 states, 2267 states have (on average 1.9426554918394354) internal successors, (4404), 2305 states have internal predecessors, (4404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:32,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-02-10 23:43:32,460 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:32,460 INFO L515 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] [2022-02-10 23:43:32,461 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:32,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:32,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1246807347, now seen corresponding path program 1 times [2022-02-10 23:43:32,470 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:32,470 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178199527] [2022-02-10 23:43:32,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:32,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:32,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:32,859 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:32,859 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178199527] [2022-02-10 23:43:32,860 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178199527] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:32,860 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:32,860 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:32,863 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734068182] [2022-02-10 23:43:32,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:32,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:32,868 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:32,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:32,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:32,906 INFO L87 Difference]: Start difference. First operand has 2306 states, 2267 states have (on average 1.9426554918394354) internal successors, (4404), 2305 states have internal predecessors, (4404), 0 states have call successors, (0), 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 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:33,201 INFO L93 Difference]: Finished difference Result 2304 states and 4402 transitions. [2022-02-10 23:43:33,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:33,203 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 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 44 [2022-02-10 23:43:33,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:33,224 INFO L225 Difference]: With dead ends: 2304 [2022-02-10 23:43:33,224 INFO L226 Difference]: Without dead ends: 2304 [2022-02-10 23:43:33,225 INFO L933 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 [2022-02-10 23:43:33,227 INFO L934 BasicCegarLoop]: 195 mSDtfsCounter, 2 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:33,228 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 558 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:43:33,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2304 states. [2022-02-10 23:43:33,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2304 to 2304. [2022-02-10 23:43:33,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2304 states, 2267 states have (on average 1.941773268636965) internal successors, (4402), 2303 states have internal predecessors, (4402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 2304 states and 4402 transitions. [2022-02-10 23:43:33,319 INFO L78 Accepts]: Start accepts. Automaton has 2304 states and 4402 transitions. Word has length 44 [2022-02-10 23:43:33,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:33,321 INFO L470 AbstractCegarLoop]: Abstraction has 2304 states and 4402 transitions. [2022-02-10 23:43:33,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 4402 transitions. [2022-02-10 23:43:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-02-10 23:43:33,322 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:33,322 INFO L515 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] [2022-02-10 23:43:33,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 23:43:33,322 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:33,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:33,325 INFO L85 PathProgramCache]: Analyzing trace with hash -607585706, now seen corresponding path program 1 times [2022-02-10 23:43:33,326 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:33,326 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539265618] [2022-02-10 23:43:33,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:33,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:33,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:33,457 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:33,458 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539265618] [2022-02-10 23:43:33,458 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539265618] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:33,458 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:33,458 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:33,458 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875002311] [2022-02-10 23:43:33,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:33,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:33,459 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:33,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:33,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:33,460 INFO L87 Difference]: Start difference. First operand 2304 states and 4402 transitions. Second operand has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:33,551 INFO L93 Difference]: Finished difference Result 2302 states and 4400 transitions. [2022-02-10 23:43:33,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:33,552 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2022-02-10 23:43:33,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:33,559 INFO L225 Difference]: With dead ends: 2302 [2022-02-10 23:43:33,559 INFO L226 Difference]: Without dead ends: 2302 [2022-02-10 23:43:33,560 INFO L933 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 [2022-02-10 23:43:33,560 INFO L934 BasicCegarLoop]: 193 mSDtfsCounter, 4 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:33,561 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 314 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:43:33,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2302 states. [2022-02-10 23:43:33,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2302 to 2302. [2022-02-10 23:43:33,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2302 states, 2267 states have (on average 1.940891045434495) internal successors, (4400), 2301 states have internal predecessors, (4400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 2302 states and 4400 transitions. [2022-02-10 23:43:33,632 INFO L78 Accepts]: Start accepts. Automaton has 2302 states and 4400 transitions. Word has length 52 [2022-02-10 23:43:33,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:33,633 INFO L470 AbstractCegarLoop]: Abstraction has 2302 states and 4400 transitions. [2022-02-10 23:43:33,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 4400 transitions. [2022-02-10 23:43:33,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-02-10 23:43:33,634 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:33,634 INFO L515 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] [2022-02-10 23:43:33,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 23:43:33,634 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:33,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:33,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1856806696, now seen corresponding path program 1 times [2022-02-10 23:43:33,635 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:33,635 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991120566] [2022-02-10 23:43:33,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:33,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:33,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:33,695 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:33,695 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991120566] [2022-02-10 23:43:33,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991120566] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:33,696 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:33,696 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:43:33,696 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081750400] [2022-02-10 23:43:33,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:33,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:43:33,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:33,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:43:33,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:43:33,697 INFO L87 Difference]: Start difference. First operand 2302 states and 4400 transitions. Second operand has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:33,721 INFO L93 Difference]: Finished difference Result 2301 states and 4399 transitions. [2022-02-10 23:43:33,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:43:33,721 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 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 59 [2022-02-10 23:43:33,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:33,728 INFO L225 Difference]: With dead ends: 2301 [2022-02-10 23:43:33,728 INFO L226 Difference]: Without dead ends: 2301 [2022-02-10 23:43:33,728 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:43:33,729 INFO L934 BasicCegarLoop]: 199 mSDtfsCounter, 2 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:33,729 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 378 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:43:33,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2301 states. [2022-02-10 23:43:33,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2301 to 2301. [2022-02-10 23:43:33,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2301 states, 2267 states have (on average 1.94044993383326) internal successors, (4399), 2300 states have internal predecessors, (4399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 2301 states and 4399 transitions. [2022-02-10 23:43:33,766 INFO L78 Accepts]: Start accepts. Automaton has 2301 states and 4399 transitions. Word has length 59 [2022-02-10 23:43:33,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:33,768 INFO L470 AbstractCegarLoop]: Abstraction has 2301 states and 4399 transitions. [2022-02-10 23:43:33,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 4399 transitions. [2022-02-10 23:43:33,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-02-10 23:43:33,768 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:33,768 INFO L515 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] [2022-02-10 23:43:33,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 23:43:33,769 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:33,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:33,769 INFO L85 PathProgramCache]: Analyzing trace with hash 85833681, now seen corresponding path program 1 times [2022-02-10 23:43:33,769 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:33,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679317001] [2022-02-10 23:43:33,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:33,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:33,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:33,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:33,825 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679317001] [2022-02-10 23:43:33,825 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679317001] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:33,825 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:33,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:43:33,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662469328] [2022-02-10 23:43:33,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:33,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:43:33,826 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:33,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:43:33,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:43:33,826 INFO L87 Difference]: Start difference. First operand 2301 states and 4399 transitions. Second operand has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 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) [2022-02-10 23:43:33,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:33,849 INFO L93 Difference]: Finished difference Result 2167 states and 4136 transitions. [2022-02-10 23:43:33,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:43:33,849 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 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 [2022-02-10 23:43:33,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:33,855 INFO L225 Difference]: With dead ends: 2167 [2022-02-10 23:43:33,855 INFO L226 Difference]: Without dead ends: 2167 [2022-02-10 23:43:33,856 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:43:33,861 INFO L934 BasicCegarLoop]: 190 mSDtfsCounter, 130 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:33,862 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 249 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:43:33,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2167 states. [2022-02-10 23:43:33,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2167 to 2167. [2022-02-10 23:43:33,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2167 states, 2149 states have (on average 1.924616100511866) internal successors, (4136), 2166 states have internal predecessors, (4136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 2167 states and 4136 transitions. [2022-02-10 23:43:33,896 INFO L78 Accepts]: Start accepts. Automaton has 2167 states and 4136 transitions. Word has length 63 [2022-02-10 23:43:33,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:33,897 INFO L470 AbstractCegarLoop]: Abstraction has 2167 states and 4136 transitions. [2022-02-10 23:43:33,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 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) [2022-02-10 23:43:33,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 4136 transitions. [2022-02-10 23:43:33,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-02-10 23:43:33,899 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:33,899 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:33,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 23:43:33,899 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:33,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:33,899 INFO L85 PathProgramCache]: Analyzing trace with hash -409921448, now seen corresponding path program 1 times [2022-02-10 23:43:33,900 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:33,900 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645783644] [2022-02-10 23:43:33,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:33,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:34,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:34,012 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:34,012 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645783644] [2022-02-10 23:43:34,012 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645783644] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:34,012 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:34,012 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:34,012 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360888665] [2022-02-10 23:43:34,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:34,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:34,013 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:34,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:34,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:34,013 INFO L87 Difference]: Start difference. First operand 2167 states and 4136 transitions. Second operand has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:34,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:34,131 INFO L93 Difference]: Finished difference Result 2166 states and 4135 transitions. [2022-02-10 23:43:34,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:34,132 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 0 states have call successors, (0), 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 94 [2022-02-10 23:43:34,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:34,138 INFO L225 Difference]: With dead ends: 2166 [2022-02-10 23:43:34,138 INFO L226 Difference]: Without dead ends: 2166 [2022-02-10 23:43:34,139 INFO L933 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 [2022-02-10 23:43:34,141 INFO L934 BasicCegarLoop]: 190 mSDtfsCounter, 2 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:34,141 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 424 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:43:34,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2166 states. [2022-02-10 23:43:34,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2166 to 2166. [2022-02-10 23:43:34,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2166 states, 2149 states have (on average 1.9241507677989762) internal successors, (4135), 2165 states have internal predecessors, (4135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:34,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 2166 states and 4135 transitions. [2022-02-10 23:43:34,171 INFO L78 Accepts]: Start accepts. Automaton has 2166 states and 4135 transitions. Word has length 94 [2022-02-10 23:43:34,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:34,172 INFO L470 AbstractCegarLoop]: Abstraction has 2166 states and 4135 transitions. [2022-02-10 23:43:34,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:34,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 4135 transitions. [2022-02-10 23:43:34,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-02-10 23:43:34,177 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:34,177 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:34,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 23:43:34,177 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:34,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:34,178 INFO L85 PathProgramCache]: Analyzing trace with hash 999506412, now seen corresponding path program 1 times [2022-02-10 23:43:34,178 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:34,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463845809] [2022-02-10 23:43:34,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:34,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:34,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:34,304 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:34,304 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463845809] [2022-02-10 23:43:34,304 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463845809] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:34,304 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:34,304 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:34,304 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137042964] [2022-02-10 23:43:34,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:34,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:34,305 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:34,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:34,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:34,305 INFO L87 Difference]: Start difference. First operand 2166 states and 4135 transitions. Second operand has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:34,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:34,658 INFO L93 Difference]: Finished difference Result 3298 states and 6312 transitions. [2022-02-10 23:43:34,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:34,659 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 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 111 [2022-02-10 23:43:34,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:34,669 INFO L225 Difference]: With dead ends: 3298 [2022-02-10 23:43:34,670 INFO L226 Difference]: Without dead ends: 3298 [2022-02-10 23:43:34,670 INFO L933 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 [2022-02-10 23:43:34,670 INFO L934 BasicCegarLoop]: 304 mSDtfsCounter, 264 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 718 SdHoareTripleChecker+Invalid, 523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:34,670 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [264 Valid, 718 Invalid, 523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 23:43:34,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3298 states. [2022-02-10 23:43:34,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3298 to 2300. [2022-02-10 23:43:34,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2300 states, 2286 states have (on average 1.9238845144356955) internal successors, (4398), 2299 states have internal predecessors, (4398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:34,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 2300 states and 4398 transitions. [2022-02-10 23:43:34,710 INFO L78 Accepts]: Start accepts. Automaton has 2300 states and 4398 transitions. Word has length 111 [2022-02-10 23:43:34,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:34,711 INFO L470 AbstractCegarLoop]: Abstraction has 2300 states and 4398 transitions. [2022-02-10 23:43:34,711 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:34,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 4398 transitions. [2022-02-10 23:43:34,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-02-10 23:43:34,712 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:34,712 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:34,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 23:43:34,712 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:34,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:34,717 INFO L85 PathProgramCache]: Analyzing trace with hash 714264328, now seen corresponding path program 1 times [2022-02-10 23:43:34,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:34,718 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390904023] [2022-02-10 23:43:34,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:34,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:34,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:34,795 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:34,795 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390904023] [2022-02-10 23:43:34,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390904023] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:34,795 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:34,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:34,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181888357] [2022-02-10 23:43:34,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:34,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:34,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:34,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:34,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:34,796 INFO L87 Difference]: Start difference. First operand 2300 states and 4398 transitions. Second operand has 6 states, 5 states have (on average 23.2) internal successors, (116), 6 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:34,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:34,930 INFO L93 Difference]: Finished difference Result 2414 states and 4621 transitions. [2022-02-10 23:43:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:34,931 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.2) internal successors, (116), 6 states have internal predecessors, (116), 0 states have call successors, (0), 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 116 [2022-02-10 23:43:34,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:34,938 INFO L225 Difference]: With dead ends: 2414 [2022-02-10 23:43:34,938 INFO L226 Difference]: Without dead ends: 2414 [2022-02-10 23:43:34,938 INFO L933 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 [2022-02-10 23:43:34,939 INFO L934 BasicCegarLoop]: 265 mSDtfsCounter, 95 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 462 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:34,940 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [95 Valid, 462 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:43:34,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2414 states. [2022-02-10 23:43:34,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2414 to 2387. [2022-02-10 23:43:34,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2387 states, 2373 states have (on average 1.9249894648124737) internal successors, (4568), 2386 states have internal predecessors, (4568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:34,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 2387 states and 4568 transitions. [2022-02-10 23:43:34,988 INFO L78 Accepts]: Start accepts. Automaton has 2387 states and 4568 transitions. Word has length 116 [2022-02-10 23:43:34,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:34,989 INFO L470 AbstractCegarLoop]: Abstraction has 2387 states and 4568 transitions. [2022-02-10 23:43:34,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.2) internal successors, (116), 6 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:34,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 4568 transitions. [2022-02-10 23:43:34,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-02-10 23:43:34,990 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:34,990 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:34,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 23:43:34,990 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:34,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:34,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1088143909, now seen corresponding path program 1 times [2022-02-10 23:43:34,991 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:34,991 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003405656] [2022-02-10 23:43:34,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:34,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:35,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:35,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:35,096 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:35,096 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003405656] [2022-02-10 23:43:35,096 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003405656] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:35,096 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:35,096 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:35,097 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756670234] [2022-02-10 23:43:35,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:35,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:35,097 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:35,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:35,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:35,097 INFO L87 Difference]: Start difference. First operand 2387 states and 4568 transitions. Second operand has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:35,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:35,310 INFO L93 Difference]: Finished difference Result 3031 states and 5788 transitions. [2022-02-10 23:43:35,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:35,310 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 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 120 [2022-02-10 23:43:35,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:35,320 INFO L225 Difference]: With dead ends: 3031 [2022-02-10 23:43:35,320 INFO L226 Difference]: Without dead ends: 2926 [2022-02-10 23:43:35,320 INFO L933 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 [2022-02-10 23:43:35,321 INFO L934 BasicCegarLoop]: 329 mSDtfsCounter, 212 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:35,321 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [212 Valid, 555 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:43:35,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2926 states. [2022-02-10 23:43:35,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2926 to 2476. [2022-02-10 23:43:35,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2476 states, 2462 states have (on average 1.9240454914703493) internal successors, (4737), 2475 states have internal predecessors, (4737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:35,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2476 states and 4737 transitions. [2022-02-10 23:43:35,395 INFO L78 Accepts]: Start accepts. Automaton has 2476 states and 4737 transitions. Word has length 120 [2022-02-10 23:43:35,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:35,395 INFO L470 AbstractCegarLoop]: Abstraction has 2476 states and 4737 transitions. [2022-02-10 23:43:35,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:35,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 4737 transitions. [2022-02-10 23:43:35,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:35,397 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:35,397 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:35,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 23:43:35,397 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:35,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:35,398 INFO L85 PathProgramCache]: Analyzing trace with hash 455239617, now seen corresponding path program 1 times [2022-02-10 23:43:35,398 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:35,398 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278085655] [2022-02-10 23:43:35,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:35,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:35,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:35,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:35,575 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278085655] [2022-02-10 23:43:35,575 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278085655] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:35,575 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:35,575 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:35,575 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268014236] [2022-02-10 23:43:35,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:35,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:35,576 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:35,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:35,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:35,576 INFO L87 Difference]: Start difference. First operand 2476 states and 4737 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:36,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:36,715 INFO L93 Difference]: Finished difference Result 3527 states and 6693 transitions. [2022-02-10 23:43:36,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:43:36,716 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:36,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:36,724 INFO L225 Difference]: With dead ends: 3527 [2022-02-10 23:43:36,725 INFO L226 Difference]: Without dead ends: 3492 [2022-02-10 23:43:36,725 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 309 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=264, Invalid=1068, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:43:36,725 INFO L934 BasicCegarLoop]: 276 mSDtfsCounter, 973 mSDsluCounter, 1829 mSDsCounter, 0 mSdLazyCounter, 1567 mSolverCounterSat, 316 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 973 SdHoareTripleChecker+Valid, 2102 SdHoareTripleChecker+Invalid, 1883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 316 IncrementalHoareTripleChecker+Valid, 1567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:36,726 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [973 Valid, 2102 Invalid, 1883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [316 Valid, 1567 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:43:36,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3492 states. [2022-02-10 23:43:36,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3492 to 2504. [2022-02-10 23:43:36,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2504 states, 2490 states have (on average 1.9248995983935744) internal successors, (4793), 2503 states have internal predecessors, (4793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:36,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 2504 states and 4793 transitions. [2022-02-10 23:43:36,774 INFO L78 Accepts]: Start accepts. Automaton has 2504 states and 4793 transitions. Word has length 124 [2022-02-10 23:43:36,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:36,774 INFO L470 AbstractCegarLoop]: Abstraction has 2504 states and 4793 transitions. [2022-02-10 23:43:36,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:36,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 4793 transitions. [2022-02-10 23:43:36,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:36,776 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:36,776 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:36,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-10 23:43:36,776 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:36,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:36,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1248862262, now seen corresponding path program 1 times [2022-02-10 23:43:36,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:36,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660464834] [2022-02-10 23:43:36,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:36,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:36,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:36,947 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:36,947 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660464834] [2022-02-10 23:43:36,948 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660464834] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:36,948 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:36,948 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:36,948 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245732239] [2022-02-10 23:43:36,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:36,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:36,948 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:36,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:36,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:36,949 INFO L87 Difference]: Start difference. First operand 2504 states and 4793 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:37,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:37,631 INFO L93 Difference]: Finished difference Result 2793 states and 5308 transitions. [2022-02-10 23:43:37,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:43:37,632 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:37,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:37,637 INFO L225 Difference]: With dead ends: 2793 [2022-02-10 23:43:37,637 INFO L226 Difference]: Without dead ends: 2793 [2022-02-10 23:43:37,638 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=204, Invalid=666, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:43:37,638 INFO L934 BasicCegarLoop]: 295 mSDtfsCounter, 665 mSDsluCounter, 2082 mSDsCounter, 0 mSdLazyCounter, 1286 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 665 SdHoareTripleChecker+Valid, 2376 SdHoareTripleChecker+Invalid, 1344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 1286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:37,639 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [665 Valid, 2376 Invalid, 1344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 1286 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:43:37,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2793 states. [2022-02-10 23:43:37,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2793 to 2439. [2022-02-10 23:43:37,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2439 states, 2426 states have (on average 1.9220939818631493) internal successors, (4663), 2438 states have internal predecessors, (4663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:37,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 2439 states and 4663 transitions. [2022-02-10 23:43:37,682 INFO L78 Accepts]: Start accepts. Automaton has 2439 states and 4663 transitions. Word has length 124 [2022-02-10 23:43:37,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:37,682 INFO L470 AbstractCegarLoop]: Abstraction has 2439 states and 4663 transitions. [2022-02-10 23:43:37,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:37,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 4663 transitions. [2022-02-10 23:43:37,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:37,683 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:37,683 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:37,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-10 23:43:37,684 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:37,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:37,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1558702195, now seen corresponding path program 1 times [2022-02-10 23:43:37,684 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:37,684 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100960508] [2022-02-10 23:43:37,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:37,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:37,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:37,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:37,754 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:37,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100960508] [2022-02-10 23:43:37,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100960508] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:37,754 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:37,755 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:37,755 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020462270] [2022-02-10 23:43:37,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:37,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:37,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:37,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:37,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:37,756 INFO L87 Difference]: Start difference. First operand 2439 states and 4663 transitions. Second operand has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:37,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:37,915 INFO L93 Difference]: Finished difference Result 2567 states and 4914 transitions. [2022-02-10 23:43:37,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:37,916 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:37,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:37,920 INFO L225 Difference]: With dead ends: 2567 [2022-02-10 23:43:37,920 INFO L226 Difference]: Without dead ends: 2567 [2022-02-10 23:43:37,920 INFO L933 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 [2022-02-10 23:43:37,921 INFO L934 BasicCegarLoop]: 265 mSDtfsCounter, 94 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 583 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:37,921 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 583 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:43:37,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2567 states. [2022-02-10 23:43:37,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2567 to 2537. [2022-02-10 23:43:37,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2537 states, 2524 states have (on average 1.9235340729001584) internal successors, (4855), 2536 states have internal predecessors, (4855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:37,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2537 states and 4855 transitions. [2022-02-10 23:43:37,954 INFO L78 Accepts]: Start accepts. Automaton has 2537 states and 4855 transitions. Word has length 124 [2022-02-10 23:43:37,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:37,954 INFO L470 AbstractCegarLoop]: Abstraction has 2537 states and 4855 transitions. [2022-02-10 23:43:37,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:37,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 4855 transitions. [2022-02-10 23:43:37,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:37,955 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:37,955 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:37,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-10 23:43:37,956 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:37,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:37,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1269686889, now seen corresponding path program 2 times [2022-02-10 23:43:37,956 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:37,956 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764705499] [2022-02-10 23:43:37,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:37,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:37,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:38,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:38,136 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:38,136 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764705499] [2022-02-10 23:43:38,136 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764705499] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:38,136 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:38,136 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:38,136 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141926402] [2022-02-10 23:43:38,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:38,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:38,137 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:38,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:38,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:38,137 INFO L87 Difference]: Start difference. First operand 2537 states and 4855 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:39,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:39,356 INFO L93 Difference]: Finished difference Result 5012 states and 9599 transitions. [2022-02-10 23:43:39,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:43:39,357 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:39,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:39,366 INFO L225 Difference]: With dead ends: 5012 [2022-02-10 23:43:39,366 INFO L226 Difference]: Without dead ends: 5012 [2022-02-10 23:43:39,366 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 311 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=283, Invalid=1049, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:43:39,367 INFO L934 BasicCegarLoop]: 320 mSDtfsCounter, 896 mSDsluCounter, 1936 mSDsCounter, 0 mSdLazyCounter, 1756 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 896 SdHoareTripleChecker+Valid, 2254 SdHoareTripleChecker+Invalid, 2051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 1756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:39,367 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [896 Valid, 2254 Invalid, 2051 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 1756 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:43:39,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5012 states. [2022-02-10 23:43:39,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5012 to 2545. [2022-02-10 23:43:39,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2545 states, 2532 states have (on average 1.9237756714060033) internal successors, (4871), 2544 states have internal predecessors, (4871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:39,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2545 states and 4871 transitions. [2022-02-10 23:43:39,416 INFO L78 Accepts]: Start accepts. Automaton has 2545 states and 4871 transitions. Word has length 124 [2022-02-10 23:43:39,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:39,416 INFO L470 AbstractCegarLoop]: Abstraction has 2545 states and 4871 transitions. [2022-02-10 23:43:39,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:39,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 4871 transitions. [2022-02-10 23:43:39,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:39,417 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:39,417 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:39,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-10 23:43:39,417 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:39,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:39,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1849253853, now seen corresponding path program 3 times [2022-02-10 23:43:39,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:39,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931868760] [2022-02-10 23:43:39,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:39,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:39,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:39,567 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:39,567 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931868760] [2022-02-10 23:43:39,567 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931868760] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:39,567 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:39,567 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:39,567 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675147377] [2022-02-10 23:43:39,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:39,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:39,568 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:39,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:39,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:39,568 INFO L87 Difference]: Start difference. First operand 2545 states and 4871 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:40,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:40,973 INFO L93 Difference]: Finished difference Result 5109 states and 9793 transitions. [2022-02-10 23:43:40,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:43:40,973 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:40,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:40,983 INFO L225 Difference]: With dead ends: 5109 [2022-02-10 23:43:40,983 INFO L226 Difference]: Without dead ends: 5109 [2022-02-10 23:43:40,983 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=293, Invalid=1113, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:43:40,984 INFO L934 BasicCegarLoop]: 330 mSDtfsCounter, 813 mSDsluCounter, 2245 mSDsCounter, 0 mSdLazyCounter, 2181 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 813 SdHoareTripleChecker+Valid, 2572 SdHoareTripleChecker+Invalid, 2444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 2181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:40,984 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [813 Valid, 2572 Invalid, 2444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 2181 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:43:40,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5109 states. [2022-02-10 23:43:41,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5109 to 2545. [2022-02-10 23:43:41,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2545 states, 2532 states have (on average 1.9237756714060033) internal successors, (4871), 2544 states have internal predecessors, (4871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:41,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2545 states and 4871 transitions. [2022-02-10 23:43:41,029 INFO L78 Accepts]: Start accepts. Automaton has 2545 states and 4871 transitions. Word has length 124 [2022-02-10 23:43:41,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:41,029 INFO L470 AbstractCegarLoop]: Abstraction has 2545 states and 4871 transitions. [2022-02-10 23:43:41,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:41,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 4871 transitions. [2022-02-10 23:43:41,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:41,030 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:41,030 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:41,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-10 23:43:41,030 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:41,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:41,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1900965583, now seen corresponding path program 4 times [2022-02-10 23:43:41,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:41,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107850513] [2022-02-10 23:43:41,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:41,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:41,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:41,176 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:41,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107850513] [2022-02-10 23:43:41,176 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107850513] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:41,176 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:41,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:41,177 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081024598] [2022-02-10 23:43:41,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:41,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:41,177 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:41,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:41,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:41,177 INFO L87 Difference]: Start difference. First operand 2545 states and 4871 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:42,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:42,330 INFO L93 Difference]: Finished difference Result 5108 states and 9792 transitions. [2022-02-10 23:43:42,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:43:42,330 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:42,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:42,339 INFO L225 Difference]: With dead ends: 5108 [2022-02-10 23:43:42,339 INFO L226 Difference]: Without dead ends: 5108 [2022-02-10 23:43:42,340 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=270, Invalid=1062, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:43:42,340 INFO L934 BasicCegarLoop]: 290 mSDtfsCounter, 873 mSDsluCounter, 1841 mSDsCounter, 0 mSdLazyCounter, 1682 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 873 SdHoareTripleChecker+Valid, 2128 SdHoareTripleChecker+Invalid, 1982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:42,340 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [873 Valid, 2128 Invalid, 1982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1682 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:43:42,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5108 states. [2022-02-10 23:43:42,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5108 to 2545. [2022-02-10 23:43:42,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2545 states, 2532 states have (on average 1.9237756714060033) internal successors, (4871), 2544 states have internal predecessors, (4871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:42,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2545 states and 4871 transitions. [2022-02-10 23:43:42,384 INFO L78 Accepts]: Start accepts. Automaton has 2545 states and 4871 transitions. Word has length 124 [2022-02-10 23:43:42,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:42,384 INFO L470 AbstractCegarLoop]: Abstraction has 2545 states and 4871 transitions. [2022-02-10 23:43:42,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:42,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 4871 transitions. [2022-02-10 23:43:42,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:42,385 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:42,386 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:42,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-10 23:43:42,386 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:42,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:42,386 INFO L85 PathProgramCache]: Analyzing trace with hash 100214313, now seen corresponding path program 5 times [2022-02-10 23:43:42,386 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:42,386 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304359695] [2022-02-10 23:43:42,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:42,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:42,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:42,553 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:42,553 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304359695] [2022-02-10 23:43:42,553 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304359695] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:42,553 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:42,553 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:42,553 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921542409] [2022-02-10 23:43:42,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:42,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:42,554 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:42,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:42,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:42,554 INFO L87 Difference]: Start difference. First operand 2545 states and 4871 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:43,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:43,818 INFO L93 Difference]: Finished difference Result 5076 states and 9725 transitions. [2022-02-10 23:43:43,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-10 23:43:43,818 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:43,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:43,826 INFO L225 Difference]: With dead ends: 5076 [2022-02-10 23:43:43,826 INFO L226 Difference]: Without dead ends: 5076 [2022-02-10 23:43:43,827 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=287, Invalid=973, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:43:43,827 INFO L934 BasicCegarLoop]: 330 mSDtfsCounter, 778 mSDsluCounter, 2199 mSDsCounter, 0 mSdLazyCounter, 2047 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 778 SdHoareTripleChecker+Valid, 2526 SdHoareTripleChecker+Invalid, 2340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 2047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:43,827 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [778 Valid, 2526 Invalid, 2340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 2047 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:43:43,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5076 states. [2022-02-10 23:43:43,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5076 to 2561. [2022-02-10 23:43:43,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2561 states, 2548 states have (on average 1.9242543171114599) internal successors, (4903), 2560 states have internal predecessors, (4903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:43,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2561 states and 4903 transitions. [2022-02-10 23:43:43,868 INFO L78 Accepts]: Start accepts. Automaton has 2561 states and 4903 transitions. Word has length 124 [2022-02-10 23:43:43,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:43,868 INFO L470 AbstractCegarLoop]: Abstraction has 2561 states and 4903 transitions. [2022-02-10 23:43:43,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:43,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 4903 transitions. [2022-02-10 23:43:43,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:43,869 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:43,870 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:43,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-10 23:43:43,870 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:43,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:43,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1758419239, now seen corresponding path program 6 times [2022-02-10 23:43:43,870 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:43,870 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214561682] [2022-02-10 23:43:43,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:43,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:44,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:44,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:44,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214561682] [2022-02-10 23:43:44,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214561682] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:44,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:44,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:44,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136332056] [2022-02-10 23:43:44,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:44,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:44,042 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:44,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:44,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:44,043 INFO L87 Difference]: Start difference. First operand 2561 states and 4903 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:45,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:45,126 INFO L93 Difference]: Finished difference Result 5223 states and 10015 transitions. [2022-02-10 23:43:45,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-10 23:43:45,135 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:45,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:45,143 INFO L225 Difference]: With dead ends: 5223 [2022-02-10 23:43:45,143 INFO L226 Difference]: Without dead ends: 5223 [2022-02-10 23:43:45,144 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=310, Invalid=1096, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:43:45,145 INFO L934 BasicCegarLoop]: 334 mSDtfsCounter, 1023 mSDsluCounter, 1563 mSDsCounter, 0 mSdLazyCounter, 1506 mSolverCounterSat, 409 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 1895 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 409 IncrementalHoareTripleChecker+Valid, 1506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:45,146 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1023 Valid, 1895 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [409 Valid, 1506 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:43:45,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5223 states. [2022-02-10 23:43:45,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5223 to 2563. [2022-02-10 23:43:45,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.924313725490196) internal successors, (4907), 2562 states have internal predecessors, (4907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:45,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4907 transitions. [2022-02-10 23:43:45,187 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4907 transitions. Word has length 124 [2022-02-10 23:43:45,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:45,187 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4907 transitions. [2022-02-10 23:43:45,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:45,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4907 transitions. [2022-02-10 23:43:45,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:45,188 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:45,188 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:45,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-10 23:43:45,188 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:45,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:45,189 INFO L85 PathProgramCache]: Analyzing trace with hash -8139195, now seen corresponding path program 7 times [2022-02-10 23:43:45,189 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:45,189 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322267623] [2022-02-10 23:43:45,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:45,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:45,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:45,353 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:45,355 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322267623] [2022-02-10 23:43:45,355 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322267623] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:45,355 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:45,355 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:45,355 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731551646] [2022-02-10 23:43:45,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:45,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:45,356 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:45,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:45,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:45,356 INFO L87 Difference]: Start difference. First operand 2563 states and 4907 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:46,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:46,809 INFO L93 Difference]: Finished difference Result 5175 states and 9923 transitions. [2022-02-10 23:43:46,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-10 23:43:46,809 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:46,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:46,830 INFO L225 Difference]: With dead ends: 5175 [2022-02-10 23:43:46,830 INFO L226 Difference]: Without dead ends: 5175 [2022-02-10 23:43:46,830 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=320, Invalid=1162, Unknown=0, NotChecked=0, Total=1482 [2022-02-10 23:43:46,831 INFO L934 BasicCegarLoop]: 341 mSDtfsCounter, 715 mSDsluCounter, 2456 mSDsCounter, 0 mSdLazyCounter, 2383 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 715 SdHoareTripleChecker+Valid, 2794 SdHoareTripleChecker+Invalid, 2643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 2383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:46,831 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [715 Valid, 2794 Invalid, 2643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 2383 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:43:46,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5175 states. [2022-02-10 23:43:46,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5175 to 2561. [2022-02-10 23:43:46,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2561 states, 2548 states have (on average 1.9242543171114599) internal successors, (4903), 2560 states have internal predecessors, (4903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:46,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2561 states and 4903 transitions. [2022-02-10 23:43:46,872 INFO L78 Accepts]: Start accepts. Automaton has 2561 states and 4903 transitions. Word has length 124 [2022-02-10 23:43:46,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:46,873 INFO L470 AbstractCegarLoop]: Abstraction has 2561 states and 4903 transitions. [2022-02-10 23:43:46,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:46,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 4903 transitions. [2022-02-10 23:43:46,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:46,874 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:46,874 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:46,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-10 23:43:46,875 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:46,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:46,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1786004623, now seen corresponding path program 8 times [2022-02-10 23:43:46,876 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:46,876 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146216261] [2022-02-10 23:43:46,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:46,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:47,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:47,043 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:47,043 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146216261] [2022-02-10 23:43:47,043 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146216261] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:47,043 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:47,043 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:47,043 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788860634] [2022-02-10 23:43:47,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:47,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:47,044 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:47,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:47,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:47,045 INFO L87 Difference]: Start difference. First operand 2561 states and 4903 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:48,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:48,017 INFO L93 Difference]: Finished difference Result 5101 states and 9772 transitions. [2022-02-10 23:43:48,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:43:48,017 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:48,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:48,023 INFO L225 Difference]: With dead ends: 5101 [2022-02-10 23:43:48,023 INFO L226 Difference]: Without dead ends: 5101 [2022-02-10 23:43:48,023 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 272 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=269, Invalid=991, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:43:48,024 INFO L934 BasicCegarLoop]: 278 mSDtfsCounter, 766 mSDsluCounter, 1627 mSDsCounter, 0 mSdLazyCounter, 1374 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 766 SdHoareTripleChecker+Valid, 1903 SdHoareTripleChecker+Invalid, 1631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 1374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:48,024 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [766 Valid, 1903 Invalid, 1631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 1374 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:43:48,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5101 states. [2022-02-10 23:43:48,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5101 to 2565. [2022-02-10 23:43:48,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.9243730407523512) internal successors, (4911), 2564 states have internal predecessors, (4911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:48,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4911 transitions. [2022-02-10 23:43:48,061 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4911 transitions. Word has length 124 [2022-02-10 23:43:48,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:48,062 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4911 transitions. [2022-02-10 23:43:48,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:48,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4911 transitions. [2022-02-10 23:43:48,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:48,063 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:48,063 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:48,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-10 23:43:48,063 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:48,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:48,063 INFO L85 PathProgramCache]: Analyzing trace with hash 742404239, now seen corresponding path program 9 times [2022-02-10 23:43:48,063 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:48,064 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743759624] [2022-02-10 23:43:48,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:48,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:48,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:48,214 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:48,214 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743759624] [2022-02-10 23:43:48,214 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743759624] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:48,214 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:48,214 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:48,214 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143199538] [2022-02-10 23:43:48,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:48,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:48,215 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:48,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:48,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:48,215 INFO L87 Difference]: Start difference. First operand 2565 states and 4911 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:49,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:49,275 INFO L93 Difference]: Finished difference Result 5198 states and 9966 transitions. [2022-02-10 23:43:49,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 23:43:49,276 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:49,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:49,281 INFO L225 Difference]: With dead ends: 5198 [2022-02-10 23:43:49,281 INFO L226 Difference]: Without dead ends: 5198 [2022-02-10 23:43:49,281 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=278, Invalid=1054, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:43:49,282 INFO L934 BasicCegarLoop]: 285 mSDtfsCounter, 801 mSDsluCounter, 1847 mSDsCounter, 0 mSdLazyCounter, 1640 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 801 SdHoareTripleChecker+Valid, 2130 SdHoareTripleChecker+Invalid, 1930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:49,282 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [801 Valid, 2130 Invalid, 1930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1640 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:43:49,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5198 states. [2022-02-10 23:43:49,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5198 to 2563. [2022-02-10 23:43:49,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.924313725490196) internal successors, (4907), 2562 states have internal predecessors, (4907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:49,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4907 transitions. [2022-02-10 23:43:49,315 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4907 transitions. Word has length 124 [2022-02-10 23:43:49,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:49,316 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4907 transitions. [2022-02-10 23:43:49,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:49,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4907 transitions. [2022-02-10 23:43:49,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:49,318 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:49,318 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:49,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-10 23:43:49,318 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:49,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:49,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1771655217, now seen corresponding path program 10 times [2022-02-10 23:43:49,318 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:49,319 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375491400] [2022-02-10 23:43:49,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:49,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:49,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:49,458 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:49,458 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375491400] [2022-02-10 23:43:49,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375491400] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:49,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:49,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:49,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802996500] [2022-02-10 23:43:49,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:49,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:49,459 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:49,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:49,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:49,460 INFO L87 Difference]: Start difference. First operand 2563 states and 4907 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:50,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:50,431 INFO L93 Difference]: Finished difference Result 5168 states and 9910 transitions. [2022-02-10 23:43:50,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:43:50,432 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:50,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:50,438 INFO L225 Difference]: With dead ends: 5168 [2022-02-10 23:43:50,438 INFO L226 Difference]: Without dead ends: 5168 [2022-02-10 23:43:50,438 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=259, Invalid=1001, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:43:50,439 INFO L934 BasicCegarLoop]: 292 mSDtfsCounter, 847 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1462 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 847 SdHoareTripleChecker+Valid, 1877 SdHoareTripleChecker+Invalid, 1784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 1462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:50,439 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [847 Valid, 1877 Invalid, 1784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 1462 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:43:50,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5168 states. [2022-02-10 23:43:50,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5168 to 2561. [2022-02-10 23:43:50,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2561 states, 2548 states have (on average 1.9242543171114599) internal successors, (4903), 2560 states have internal predecessors, (4903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:50,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2561 states and 4903 transitions. [2022-02-10 23:43:50,486 INFO L78 Accepts]: Start accepts. Automaton has 2561 states and 4903 transitions. Word has length 124 [2022-02-10 23:43:50,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:50,486 INFO L470 AbstractCegarLoop]: Abstraction has 2561 states and 4903 transitions. [2022-02-10 23:43:50,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:50,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 4903 transitions. [2022-02-10 23:43:50,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:50,487 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:50,487 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:50,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-10 23:43:50,488 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:50,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:50,488 INFO L85 PathProgramCache]: Analyzing trace with hash 600222797, now seen corresponding path program 11 times [2022-02-10 23:43:50,488 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:50,488 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692453148] [2022-02-10 23:43:50,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:50,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:50,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:50,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:50,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692453148] [2022-02-10 23:43:50,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692453148] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:50,646 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:50,646 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:50,646 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625562209] [2022-02-10 23:43:50,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:50,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:50,648 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:50,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:50,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:50,648 INFO L87 Difference]: Start difference. First operand 2561 states and 4903 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:51,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:51,556 INFO L93 Difference]: Finished difference Result 4693 states and 9048 transitions. [2022-02-10 23:43:51,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:43:51,556 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:51,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:51,563 INFO L225 Difference]: With dead ends: 4693 [2022-02-10 23:43:51,563 INFO L226 Difference]: Without dead ends: 4693 [2022-02-10 23:43:51,563 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=266, Invalid=994, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:43:51,564 INFO L934 BasicCegarLoop]: 277 mSDtfsCounter, 569 mSDsluCounter, 1650 mSDsCounter, 0 mSdLazyCounter, 1315 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 1925 SdHoareTripleChecker+Invalid, 1505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:51,564 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 1925 Invalid, 1505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1315 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:43:51,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-02-10 23:43:51,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 2569. [2022-02-10 23:43:51,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.924491392801252) internal successors, (4919), 2568 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:51,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4919 transitions. [2022-02-10 23:43:51,605 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4919 transitions. Word has length 124 [2022-02-10 23:43:51,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:51,605 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4919 transitions. [2022-02-10 23:43:51,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:51,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4919 transitions. [2022-02-10 23:43:51,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:51,607 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:51,607 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:51,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-10 23:43:51,607 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:51,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:51,608 INFO L85 PathProgramCache]: Analyzing trace with hash -571356565, now seen corresponding path program 12 times [2022-02-10 23:43:51,608 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:51,608 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888672163] [2022-02-10 23:43:51,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:51,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:51,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:51,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:51,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888672163] [2022-02-10 23:43:51,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888672163] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:51,779 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:51,779 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:51,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271197333] [2022-02-10 23:43:51,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:51,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:51,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:51,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:51,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:51,781 INFO L87 Difference]: Start difference. First operand 2569 states and 4919 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:52,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:52,757 INFO L93 Difference]: Finished difference Result 4714 states and 9092 transitions. [2022-02-10 23:43:52,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:43:52,757 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:52,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:52,763 INFO L225 Difference]: With dead ends: 4714 [2022-02-10 23:43:52,763 INFO L226 Difference]: Without dead ends: 4714 [2022-02-10 23:43:52,764 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=269, Invalid=1063, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:43:52,764 INFO L934 BasicCegarLoop]: 276 mSDtfsCounter, 578 mSDsluCounter, 1753 mSDsCounter, 0 mSdLazyCounter, 1425 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 2027 SdHoareTripleChecker+Invalid, 1624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:52,764 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [578 Valid, 2027 Invalid, 1624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1425 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:43:52,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4714 states. [2022-02-10 23:43:52,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4714 to 2571. [2022-02-10 23:43:52,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9245504300234557) internal successors, (4923), 2570 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:52,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4923 transitions. [2022-02-10 23:43:52,800 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4923 transitions. Word has length 124 [2022-02-10 23:43:52,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:52,800 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4923 transitions. [2022-02-10 23:43:52,800 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:52,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4923 transitions. [2022-02-10 23:43:52,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:52,801 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:52,801 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:52,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-10 23:43:52,801 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:52,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:52,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1957052297, now seen corresponding path program 13 times [2022-02-10 23:43:52,803 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:52,803 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455278135] [2022-02-10 23:43:52,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:52,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:52,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:52,955 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:52,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455278135] [2022-02-10 23:43:52,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455278135] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:52,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:52,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:52,955 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498526626] [2022-02-10 23:43:52,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:52,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:52,955 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:52,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:52,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:52,956 INFO L87 Difference]: Start difference. First operand 2571 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:53,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:53,877 INFO L93 Difference]: Finished difference Result 4666 states and 9000 transitions. [2022-02-10 23:43:53,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 23:43:53,877 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:53,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:53,883 INFO L225 Difference]: With dead ends: 4666 [2022-02-10 23:43:53,883 INFO L226 Difference]: Without dead ends: 4666 [2022-02-10 23:43:53,883 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=275, Invalid=1131, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:43:53,884 INFO L934 BasicCegarLoop]: 283 mSDtfsCounter, 610 mSDsluCounter, 1450 mSDsCounter, 0 mSdLazyCounter, 1226 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 610 SdHoareTripleChecker+Valid, 1731 SdHoareTripleChecker+Invalid, 1463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:53,884 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [610 Valid, 1731 Invalid, 1463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1226 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:43:53,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4666 states. [2022-02-10 23:43:53,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4666 to 2565. [2022-02-10 23:43:53,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.9243730407523512) internal successors, (4911), 2564 states have internal predecessors, (4911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:53,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4911 transitions. [2022-02-10 23:43:53,920 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4911 transitions. Word has length 124 [2022-02-10 23:43:53,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:53,920 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4911 transitions. [2022-02-10 23:43:53,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:53,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4911 transitions. [2022-02-10 23:43:53,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:53,921 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:53,921 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:53,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-10 23:43:53,921 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:53,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:53,922 INFO L85 PathProgramCache]: Analyzing trace with hash 463361807, now seen corresponding path program 14 times [2022-02-10 23:43:53,922 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:53,922 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099545518] [2022-02-10 23:43:53,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:53,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:54,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:54,085 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:54,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099545518] [2022-02-10 23:43:54,085 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099545518] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:54,086 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:54,086 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:54,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906254639] [2022-02-10 23:43:54,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:54,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:54,086 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:54,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:54,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:54,087 INFO L87 Difference]: Start difference. First operand 2565 states and 4911 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:54,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:54,999 INFO L93 Difference]: Finished difference Result 4693 states and 9048 transitions. [2022-02-10 23:43:55,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:43:55,000 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:55,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:55,007 INFO L225 Difference]: With dead ends: 4693 [2022-02-10 23:43:55,007 INFO L226 Difference]: Without dead ends: 4693 [2022-02-10 23:43:55,007 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=274, Invalid=986, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:43:55,008 INFO L934 BasicCegarLoop]: 266 mSDtfsCounter, 488 mSDsluCounter, 1612 mSDsCounter, 0 mSdLazyCounter, 1310 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 488 SdHoareTripleChecker+Valid, 1875 SdHoareTripleChecker+Invalid, 1486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:55,008 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [488 Valid, 1875 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1310 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:43:55,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-02-10 23:43:55,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 2573. [2022-02-10 23:43:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.924609375) internal successors, (4927), 2572 states have internal predecessors, (4927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:55,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4927 transitions. [2022-02-10 23:43:55,056 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4927 transitions. Word has length 124 [2022-02-10 23:43:55,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:55,056 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4927 transitions. [2022-02-10 23:43:55,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:55,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4927 transitions. [2022-02-10 23:43:55,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:55,058 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:55,058 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:55,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-10 23:43:55,058 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:55,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:55,058 INFO L85 PathProgramCache]: Analyzing trace with hash -708217555, now seen corresponding path program 15 times [2022-02-10 23:43:55,059 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:55,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467097202] [2022-02-10 23:43:55,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:55,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:55,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:55,234 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:55,234 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467097202] [2022-02-10 23:43:55,234 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467097202] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:55,234 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:55,234 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:55,234 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750591303] [2022-02-10 23:43:55,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:55,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:55,235 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:55,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:55,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:55,235 INFO L87 Difference]: Start difference. First operand 2573 states and 4927 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:56,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:56,183 INFO L93 Difference]: Finished difference Result 4840 states and 9338 transitions. [2022-02-10 23:43:56,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:43:56,183 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:56,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:56,189 INFO L225 Difference]: With dead ends: 4840 [2022-02-10 23:43:56,189 INFO L226 Difference]: Without dead ends: 4840 [2022-02-10 23:43:56,190 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=278, Invalid=1054, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:43:56,191 INFO L934 BasicCegarLoop]: 265 mSDtfsCounter, 587 mSDsluCounter, 1622 mSDsCounter, 0 mSdLazyCounter, 1344 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 587 SdHoareTripleChecker+Valid, 1884 SdHoareTripleChecker+Invalid, 1563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 1344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:56,191 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [587 Valid, 1884 Invalid, 1563 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 1344 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:43:56,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4840 states. [2022-02-10 23:43:56,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4840 to 2575. [2022-02-10 23:43:56,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.9246682279469165) internal successors, (4931), 2574 states have internal predecessors, (4931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:56,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4931 transitions. [2022-02-10 23:43:56,225 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4931 transitions. Word has length 124 [2022-02-10 23:43:56,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:56,225 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4931 transitions. [2022-02-10 23:43:56,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:56,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4931 transitions. [2022-02-10 23:43:56,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:56,226 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:56,227 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:56,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-02-10 23:43:56,227 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:56,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:56,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1820191307, now seen corresponding path program 16 times [2022-02-10 23:43:56,227 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:56,227 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559410438] [2022-02-10 23:43:56,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:56,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:56,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:56,395 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:56,395 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559410438] [2022-02-10 23:43:56,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559410438] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:56,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:56,395 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:56,395 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795344847] [2022-02-10 23:43:56,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:56,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:56,396 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:56,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:56,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:56,396 INFO L87 Difference]: Start difference. First operand 2575 states and 4931 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:57,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:57,462 INFO L93 Difference]: Finished difference Result 4792 states and 9246 transitions. [2022-02-10 23:43:57,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 23:43:57,463 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:57,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:57,468 INFO L225 Difference]: With dead ends: 4792 [2022-02-10 23:43:57,469 INFO L226 Difference]: Without dead ends: 4792 [2022-02-10 23:43:57,469 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=286, Invalid=1120, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:43:57,470 INFO L934 BasicCegarLoop]: 272 mSDtfsCounter, 583 mSDsluCounter, 1900 mSDsCounter, 0 mSdLazyCounter, 1677 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 2169 SdHoareTripleChecker+Invalid, 1904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:57,470 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [583 Valid, 2169 Invalid, 1904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1677 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:43:57,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4792 states. [2022-02-10 23:43:57,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4792 to 2569. [2022-02-10 23:43:57,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.924491392801252) internal successors, (4919), 2568 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:57,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4919 transitions. [2022-02-10 23:43:57,505 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4919 transitions. Word has length 124 [2022-02-10 23:43:57,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:57,506 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4919 transitions. [2022-02-10 23:43:57,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:57,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4919 transitions. [2022-02-10 23:43:57,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:57,507 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:57,507 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:57,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-10 23:43:57,507 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:57,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:57,508 INFO L85 PathProgramCache]: Analyzing trace with hash 947173745, now seen corresponding path program 17 times [2022-02-10 23:43:57,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:57,508 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082049014] [2022-02-10 23:43:57,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:57,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:57,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:57,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:57,662 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:57,662 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082049014] [2022-02-10 23:43:57,662 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082049014] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:57,662 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:57,662 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:57,662 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081411268] [2022-02-10 23:43:57,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:57,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:57,662 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:57,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:57,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:57,663 INFO L87 Difference]: Start difference. First operand 2569 states and 4919 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:58,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:58,548 INFO L93 Difference]: Finished difference Result 4641 states and 8946 transitions. [2022-02-10 23:43:58,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:43:58,548 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:58,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:58,553 INFO L225 Difference]: With dead ends: 4641 [2022-02-10 23:43:58,553 INFO L226 Difference]: Without dead ends: 4641 [2022-02-10 23:43:58,554 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=894, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:43:58,554 INFO L934 BasicCegarLoop]: 262 mSDtfsCounter, 605 mSDsluCounter, 1428 mSDsCounter, 0 mSdLazyCounter, 1208 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 1687 SdHoareTripleChecker+Invalid, 1452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:58,554 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [605 Valid, 1687 Invalid, 1452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1208 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:43:58,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4641 states. [2022-02-10 23:43:58,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4641 to 2573. [2022-02-10 23:43:58,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.924609375) internal successors, (4927), 2572 states have internal predecessors, (4927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:58,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4927 transitions. [2022-02-10 23:43:58,605 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4927 transitions. Word has length 124 [2022-02-10 23:43:58,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:58,605 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4927 transitions. [2022-02-10 23:43:58,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:58,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4927 transitions. [2022-02-10 23:43:58,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:58,606 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:58,606 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:58,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-02-10 23:43:58,606 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:58,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:58,607 INFO L85 PathProgramCache]: Analyzing trace with hash -819384689, now seen corresponding path program 18 times [2022-02-10 23:43:58,607 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:58,607 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588663365] [2022-02-10 23:43:58,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:58,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:58,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:58,791 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:58,791 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588663365] [2022-02-10 23:43:58,791 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588663365] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:58,791 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:58,791 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:58,791 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784295694] [2022-02-10 23:43:58,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:58,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:58,791 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:58,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:58,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:58,792 INFO L87 Difference]: Start difference. First operand 2573 states and 4927 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:59,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:59,727 INFO L93 Difference]: Finished difference Result 4738 states and 9140 transitions. [2022-02-10 23:43:59,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:43:59,727 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:43:59,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:59,732 INFO L225 Difference]: With dead ends: 4738 [2022-02-10 23:43:59,733 INFO L226 Difference]: Without dead ends: 4738 [2022-02-10 23:43:59,733 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=955, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:43:59,733 INFO L934 BasicCegarLoop]: 269 mSDtfsCounter, 607 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 1485 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 607 SdHoareTripleChecker+Valid, 1926 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 1485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:59,734 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [607 Valid, 1926 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 1485 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:43:59,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4738 states. [2022-02-10 23:43:59,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4738 to 2571. [2022-02-10 23:43:59,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9245504300234557) internal successors, (4923), 2570 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:59,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4923 transitions. [2022-02-10 23:43:59,765 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4923 transitions. Word has length 124 [2022-02-10 23:43:59,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:59,765 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4923 transitions. [2022-02-10 23:43:59,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:59,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4923 transitions. [2022-02-10 23:43:59,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:43:59,766 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:59,766 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:59,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-10 23:43:59,766 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:59,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:59,766 INFO L85 PathProgramCache]: Analyzing trace with hash 209866289, now seen corresponding path program 19 times [2022-02-10 23:43:59,767 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:59,767 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999011232] [2022-02-10 23:43:59,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:59,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:59,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:59,925 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:59,925 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999011232] [2022-02-10 23:43:59,925 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999011232] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:59,925 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:59,925 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:59,925 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166105193] [2022-02-10 23:43:59,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:59,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:59,925 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:59,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:59,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:59,926 INFO L87 Difference]: Start difference. First operand 2571 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:00,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:00,887 INFO L93 Difference]: Finished difference Result 4708 states and 9084 transitions. [2022-02-10 23:44:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:44:00,887 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:00,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:00,893 INFO L225 Difference]: With dead ends: 4708 [2022-02-10 23:44:00,893 INFO L226 Difference]: Without dead ends: 4708 [2022-02-10 23:44:00,894 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=219, Invalid=903, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:00,894 INFO L934 BasicCegarLoop]: 276 mSDtfsCounter, 509 mSDsluCounter, 1677 mSDsCounter, 0 mSdLazyCounter, 1568 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 509 SdHoareTripleChecker+Valid, 1950 SdHoareTripleChecker+Invalid, 1776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:00,894 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [509 Valid, 1950 Invalid, 1776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1568 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:00,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4708 states. [2022-02-10 23:44:00,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4708 to 2565. [2022-02-10 23:44:00,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.9243730407523512) internal successors, (4911), 2564 states have internal predecessors, (4911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:00,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4911 transitions. [2022-02-10 23:44:00,926 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4911 transitions. Word has length 124 [2022-02-10 23:44:00,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:00,927 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4911 transitions. [2022-02-10 23:44:00,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:00,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4911 transitions. [2022-02-10 23:44:00,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:44:00,928 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:00,928 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:00,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-10 23:44:00,928 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:00,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:00,928 INFO L85 PathProgramCache]: Analyzing trace with hash -635418387, now seen corresponding path program 20 times [2022-02-10 23:44:00,928 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:00,928 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992915144] [2022-02-10 23:44:00,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:00,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:01,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:01,091 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:01,091 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992915144] [2022-02-10 23:44:01,091 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992915144] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:01,091 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:01,091 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:01,091 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599654353] [2022-02-10 23:44:01,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:01,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:01,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:01,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:01,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:01,092 INFO L87 Difference]: Start difference. First operand 2565 states and 4911 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:02,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:02,330 INFO L93 Difference]: Finished difference Result 4927 states and 9502 transitions. [2022-02-10 23:44:02,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:44:02,330 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:02,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:02,336 INFO L225 Difference]: With dead ends: 4927 [2022-02-10 23:44:02,336 INFO L226 Difference]: Without dead ends: 4927 [2022-02-10 23:44:02,336 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=258, Invalid=864, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:02,337 INFO L934 BasicCegarLoop]: 349 mSDtfsCounter, 738 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1805 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 738 SdHoareTripleChecker+Valid, 2118 SdHoareTripleChecker+Invalid, 2076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:02,337 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [738 Valid, 2118 Invalid, 2076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1805 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:02,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4927 states. [2022-02-10 23:44:02,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4927 to 2570. [2022-02-10 23:44:02,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2570 states, 2557 states have (on average 1.9245209229565898) internal successors, (4921), 2569 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:02,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2570 states and 4921 transitions. [2022-02-10 23:44:02,367 INFO L78 Accepts]: Start accepts. Automaton has 2570 states and 4921 transitions. Word has length 124 [2022-02-10 23:44:02,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:02,367 INFO L470 AbstractCegarLoop]: Abstraction has 2570 states and 4921 transitions. [2022-02-10 23:44:02,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:02,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 4921 transitions. [2022-02-10 23:44:02,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:44:02,368 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:02,368 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:02,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-10 23:44:02,368 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:02,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:02,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1806997749, now seen corresponding path program 21 times [2022-02-10 23:44:02,369 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:02,369 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188263453] [2022-02-10 23:44:02,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:02,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:02,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:02,589 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:02,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188263453] [2022-02-10 23:44:02,590 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188263453] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:02,590 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:02,590 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:02,590 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872057380] [2022-02-10 23:44:02,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:02,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:02,590 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:02,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:02,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:02,591 INFO L87 Difference]: Start difference. First operand 2570 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:03,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:03,899 INFO L93 Difference]: Finished difference Result 4948 states and 9546 transitions. [2022-02-10 23:44:03,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:44:03,899 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:03,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:03,905 INFO L225 Difference]: With dead ends: 4948 [2022-02-10 23:44:03,905 INFO L226 Difference]: Without dead ends: 4948 [2022-02-10 23:44:03,906 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=263, Invalid=927, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:44:03,906 INFO L934 BasicCegarLoop]: 348 mSDtfsCounter, 669 mSDsluCounter, 2001 mSDsCounter, 0 mSdLazyCounter, 2071 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 669 SdHoareTripleChecker+Valid, 2345 SdHoareTripleChecker+Invalid, 2333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 2071 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:03,906 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [669 Valid, 2345 Invalid, 2333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 2071 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:44:03,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4948 states. [2022-02-10 23:44:03,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4948 to 2572. [2022-02-10 23:44:03,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9245799140289175) internal successors, (4925), 2571 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:03,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4925 transitions. [2022-02-10 23:44:03,936 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4925 transitions. Word has length 124 [2022-02-10 23:44:03,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:03,936 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4925 transitions. [2022-02-10 23:44:03,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:03,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4925 transitions. [2022-02-10 23:44:03,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:44:03,938 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:03,938 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:03,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-02-10 23:44:03,938 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:03,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:03,938 INFO L85 PathProgramCache]: Analyzing trace with hash 721411113, now seen corresponding path program 22 times [2022-02-10 23:44:03,938 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:03,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501167701] [2022-02-10 23:44:03,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:03,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:04,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:04,091 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:04,091 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501167701] [2022-02-10 23:44:04,091 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501167701] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:04,091 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:04,091 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:04,091 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367456259] [2022-02-10 23:44:04,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:04,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:04,091 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:04,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:04,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:04,092 INFO L87 Difference]: Start difference. First operand 2572 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:05,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:05,368 INFO L93 Difference]: Finished difference Result 4900 states and 9454 transitions. [2022-02-10 23:44:05,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 23:44:05,369 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:05,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:05,374 INFO L225 Difference]: With dead ends: 4900 [2022-02-10 23:44:05,374 INFO L226 Difference]: Without dead ends: 4900 [2022-02-10 23:44:05,375 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=271, Invalid=989, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:44:05,375 INFO L934 BasicCegarLoop]: 355 mSDtfsCounter, 678 mSDsluCounter, 1993 mSDsCounter, 0 mSdLazyCounter, 2122 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 2344 SdHoareTripleChecker+Invalid, 2386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 2122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:05,375 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [678 Valid, 2344 Invalid, 2386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 2122 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:05,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4900 states. [2022-02-10 23:44:05,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4900 to 2565. [2022-02-10 23:44:05,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.9243730407523512) internal successors, (4911), 2564 states have internal predecessors, (4911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:05,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4911 transitions. [2022-02-10 23:44:05,406 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4911 transitions. Word has length 124 [2022-02-10 23:44:05,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:05,406 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4911 transitions. [2022-02-10 23:44:05,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:05,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4911 transitions. [2022-02-10 23:44:05,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:44:05,407 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:05,407 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:05,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-10 23:44:05,407 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:05,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:05,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1434944205, now seen corresponding path program 23 times [2022-02-10 23:44:05,408 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:05,408 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603213294] [2022-02-10 23:44:05,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:05,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:05,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:05,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:05,565 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:05,565 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603213294] [2022-02-10 23:44:05,565 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603213294] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:05,565 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:05,565 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:05,565 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162886531] [2022-02-10 23:44:05,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:05,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:05,565 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:05,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:05,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:05,566 INFO L87 Difference]: Start difference. First operand 2565 states and 4911 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:06,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:06,533 INFO L93 Difference]: Finished difference Result 4905 states and 9458 transitions. [2022-02-10 23:44:06,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:44:06,533 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:06,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:06,539 INFO L225 Difference]: With dead ends: 4905 [2022-02-10 23:44:06,539 INFO L226 Difference]: Without dead ends: 4905 [2022-02-10 23:44:06,539 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=261, Invalid=929, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:44:06,540 INFO L934 BasicCegarLoop]: 279 mSDtfsCounter, 542 mSDsluCounter, 1645 mSDsCounter, 0 mSdLazyCounter, 1496 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 542 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:06,540 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [542 Valid, 1920 Invalid, 1697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1496 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:06,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4905 states. [2022-02-10 23:44:06,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4905 to 2567. [2022-02-10 23:44:06,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.9244322631166797) internal successors, (4915), 2566 states have internal predecessors, (4915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:06,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4915 transitions. [2022-02-10 23:44:06,568 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4915 transitions. Word has length 124 [2022-02-10 23:44:06,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:06,569 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4915 transitions. [2022-02-10 23:44:06,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:06,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4915 transitions. [2022-02-10 23:44:06,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:44:06,570 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:06,570 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:06,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-10 23:44:06,570 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:06,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:06,570 INFO L85 PathProgramCache]: Analyzing trace with hash 263364843, now seen corresponding path program 24 times [2022-02-10 23:44:06,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:06,570 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806264946] [2022-02-10 23:44:06,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:06,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:06,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:06,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806264946] [2022-02-10 23:44:06,723 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806264946] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:06,723 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:06,724 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:06,724 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104707457] [2022-02-10 23:44:06,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:06,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:06,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:06,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:06,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:06,724 INFO L87 Difference]: Start difference. First operand 2567 states and 4915 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:07,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:07,707 INFO L93 Difference]: Finished difference Result 4926 states and 9502 transitions. [2022-02-10 23:44:07,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:44:07,707 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:07,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:07,713 INFO L225 Difference]: With dead ends: 4926 [2022-02-10 23:44:07,713 INFO L226 Difference]: Without dead ends: 4926 [2022-02-10 23:44:07,713 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=265, Invalid=995, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:44:07,714 INFO L934 BasicCegarLoop]: 278 mSDtfsCounter, 715 mSDsluCounter, 1439 mSDsCounter, 0 mSdLazyCounter, 1392 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 715 SdHoareTripleChecker+Valid, 1714 SdHoareTripleChecker+Invalid, 1657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:07,714 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [715 Valid, 1714 Invalid, 1657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1392 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:07,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4926 states. [2022-02-10 23:44:07,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4926 to 2569. [2022-02-10 23:44:07,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.924491392801252) internal successors, (4919), 2568 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:07,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4919 transitions. [2022-02-10 23:44:07,744 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4919 transitions. Word has length 124 [2022-02-10 23:44:07,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:07,744 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4919 transitions. [2022-02-10 23:44:07,744 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:07,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4919 transitions. [2022-02-10 23:44:07,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:44:07,745 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:07,745 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:07,745 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-02-10 23:44:07,745 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:07,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:07,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1503193591, now seen corresponding path program 25 times [2022-02-10 23:44:07,745 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:07,746 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804800351] [2022-02-10 23:44:07,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:07,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:07,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:07,901 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:07,901 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804800351] [2022-02-10 23:44:07,901 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804800351] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:07,901 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:07,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:07,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70320014] [2022-02-10 23:44:07,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:07,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:07,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:07,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:07,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:07,902 INFO L87 Difference]: Start difference. First operand 2569 states and 4919 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:08,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:08,999 INFO L93 Difference]: Finished difference Result 4878 states and 9410 transitions. [2022-02-10 23:44:08,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 23:44:08,999 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:09,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:09,004 INFO L225 Difference]: With dead ends: 4878 [2022-02-10 23:44:09,004 INFO L226 Difference]: Without dead ends: 4878 [2022-02-10 23:44:09,004 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=272, Invalid=1060, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:44:09,004 INFO L934 BasicCegarLoop]: 285 mSDtfsCounter, 659 mSDsluCounter, 1800 mSDsCounter, 0 mSdLazyCounter, 1756 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 659 SdHoareTripleChecker+Valid, 2082 SdHoareTripleChecker+Invalid, 2008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 1756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:09,004 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [659 Valid, 2082 Invalid, 2008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 1756 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:09,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4878 states. [2022-02-10 23:44:09,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4878 to 2562. [2022-02-10 23:44:09,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2562 states, 2549 states have (on average 1.9242840329540996) internal successors, (4905), 2561 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:09,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2562 states and 4905 transitions. [2022-02-10 23:44:09,029 INFO L78 Accepts]: Start accepts. Automaton has 2562 states and 4905 transitions. Word has length 124 [2022-02-10 23:44:09,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:09,029 INFO L470 AbstractCegarLoop]: Abstraction has 2562 states and 4905 transitions. [2022-02-10 23:44:09,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:09,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 4905 transitions. [2022-02-10 23:44:09,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:44:09,030 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:09,030 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:09,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-02-10 23:44:09,030 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:09,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:09,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1298083215, now seen corresponding path program 26 times [2022-02-10 23:44:09,030 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:09,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939280116] [2022-02-10 23:44:09,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:09,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:09,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:09,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:09,188 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:09,188 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939280116] [2022-02-10 23:44:09,188 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939280116] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:09,189 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:09,189 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:09,189 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214484560] [2022-02-10 23:44:09,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:09,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:09,189 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:09,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:09,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:09,190 INFO L87 Difference]: Start difference. First operand 2562 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:10,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:10,165 INFO L93 Difference]: Finished difference Result 4863 states and 9375 transitions. [2022-02-10 23:44:10,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:44:10,166 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:10,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:10,171 INFO L225 Difference]: With dead ends: 4863 [2022-02-10 23:44:10,171 INFO L226 Difference]: Without dead ends: 4863 [2022-02-10 23:44:10,171 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=272, Invalid=918, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:44:10,172 INFO L934 BasicCegarLoop]: 287 mSDtfsCounter, 702 mSDsluCounter, 1591 mSDsCounter, 0 mSdLazyCounter, 1464 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 702 SdHoareTripleChecker+Valid, 1875 SdHoareTripleChecker+Invalid, 1721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 1464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:10,172 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [702 Valid, 1875 Invalid, 1721 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 1464 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:10,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4863 states. [2022-02-10 23:44:10,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4863 to 2554. [2022-02-10 23:44:10,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2554 states, 2541 states have (on average 1.9240456513183786) internal successors, (4889), 2553 states have internal predecessors, (4889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:10,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2554 states and 4889 transitions. [2022-02-10 23:44:10,199 INFO L78 Accepts]: Start accepts. Automaton has 2554 states and 4889 transitions. Word has length 124 [2022-02-10 23:44:10,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:10,199 INFO L470 AbstractCegarLoop]: Abstraction has 2554 states and 4889 transitions. [2022-02-10 23:44:10,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:10,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2554 states and 4889 transitions. [2022-02-10 23:44:10,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:44:10,200 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:10,200 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:10,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-02-10 23:44:10,200 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:10,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:10,201 INFO L85 PathProgramCache]: Analyzing trace with hash 126503853, now seen corresponding path program 27 times [2022-02-10 23:44:10,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:10,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281405982] [2022-02-10 23:44:10,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:10,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:10,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:10,370 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:10,370 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281405982] [2022-02-10 23:44:10,370 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281405982] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:10,370 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:10,370 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:10,370 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605536996] [2022-02-10 23:44:10,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:10,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:10,370 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:10,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:10,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:10,371 INFO L87 Difference]: Start difference. First operand 2554 states and 4889 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:11,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:11,341 INFO L93 Difference]: Finished difference Result 5010 states and 9665 transitions. [2022-02-10 23:44:11,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:44:11,343 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:11,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:11,349 INFO L225 Difference]: With dead ends: 5010 [2022-02-10 23:44:11,349 INFO L226 Difference]: Without dead ends: 5010 [2022-02-10 23:44:11,350 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=277, Invalid=983, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:44:11,350 INFO L934 BasicCegarLoop]: 286 mSDtfsCounter, 733 mSDsluCounter, 1525 mSDsCounter, 0 mSdLazyCounter, 1434 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 733 SdHoareTripleChecker+Valid, 1808 SdHoareTripleChecker+Invalid, 1718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:11,350 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [733 Valid, 1808 Invalid, 1718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1434 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:11,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5010 states. [2022-02-10 23:44:11,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5010 to 2556. [2022-02-10 23:44:11,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2556 states, 2543 states have (on average 1.92410538733779) internal successors, (4893), 2555 states have internal predecessors, (4893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:11,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2556 states and 4893 transitions. [2022-02-10 23:44:11,381 INFO L78 Accepts]: Start accepts. Automaton has 2556 states and 4893 transitions. Word has length 124 [2022-02-10 23:44:11,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:11,381 INFO L470 AbstractCegarLoop]: Abstraction has 2556 states and 4893 transitions. [2022-02-10 23:44:11,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:11,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 4893 transitions. [2022-02-10 23:44:11,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:44:11,382 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:11,382 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:11,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-02-10 23:44:11,382 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:11,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:11,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1640054581, now seen corresponding path program 28 times [2022-02-10 23:44:11,383 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:11,383 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553444764] [2022-02-10 23:44:11,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:11,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:11,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:11,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:11,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553444764] [2022-02-10 23:44:11,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553444764] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:11,559 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:11,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:11,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016229956] [2022-02-10 23:44:11,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:11,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:11,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:11,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:11,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:11,560 INFO L87 Difference]: Start difference. First operand 2556 states and 4893 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:12,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:12,640 INFO L93 Difference]: Finished difference Result 4962 states and 9573 transitions. [2022-02-10 23:44:12,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 23:44:12,641 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:12,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:12,646 INFO L225 Difference]: With dead ends: 4962 [2022-02-10 23:44:12,646 INFO L226 Difference]: Without dead ends: 4962 [2022-02-10 23:44:12,646 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=286, Invalid=1046, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:44:12,647 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 699 mSDsluCounter, 1686 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 699 SdHoareTripleChecker+Valid, 1976 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:12,647 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [699 Valid, 1976 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:12,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4962 states. [2022-02-10 23:44:12,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4962 to 2550. [2022-02-10 23:44:12,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2550 states, 2537 states have (on average 1.9239258967284194) internal successors, (4881), 2549 states have internal predecessors, (4881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:12,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2550 states and 4881 transitions. [2022-02-10 23:44:12,676 INFO L78 Accepts]: Start accepts. Automaton has 2550 states and 4881 transitions. Word has length 124 [2022-02-10 23:44:12,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:12,676 INFO L470 AbstractCegarLoop]: Abstraction has 2550 states and 4881 transitions. [2022-02-10 23:44:12,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:12,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 4881 transitions. [2022-02-10 23:44:12,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:44:12,677 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:12,677 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:12,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-02-10 23:44:12,677 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:12,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:12,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1781895153, now seen corresponding path program 29 times [2022-02-10 23:44:12,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:12,678 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376773469] [2022-02-10 23:44:12,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:12,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:12,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:12,839 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:12,839 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376773469] [2022-02-10 23:44:12,839 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376773469] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:12,839 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:12,839 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:12,839 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424793842] [2022-02-10 23:44:12,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:12,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:12,840 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:12,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:12,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:12,841 INFO L87 Difference]: Start difference. First operand 2550 states and 4881 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:13,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:13,696 INFO L93 Difference]: Finished difference Result 4811 states and 9273 transitions. [2022-02-10 23:44:13,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:44:13,696 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:13,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:13,702 INFO L225 Difference]: With dead ends: 4811 [2022-02-10 23:44:13,702 INFO L226 Difference]: Without dead ends: 4811 [2022-02-10 23:44:13,702 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=228, Invalid=828, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:13,703 INFO L934 BasicCegarLoop]: 283 mSDtfsCounter, 699 mSDsluCounter, 1317 mSDsCounter, 0 mSdLazyCounter, 1264 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 699 SdHoareTripleChecker+Valid, 1597 SdHoareTripleChecker+Invalid, 1541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:13,703 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [699 Valid, 1597 Invalid, 1541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1264 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:44:13,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4811 states. [2022-02-10 23:44:13,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4811 to 2546. [2022-02-10 23:44:13,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2546 states, 2533 states have (on average 1.9238057639163049) internal successors, (4873), 2545 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:13,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2546 states and 4873 transitions. [2022-02-10 23:44:13,734 INFO L78 Accepts]: Start accepts. Automaton has 2546 states and 4873 transitions. Word has length 124 [2022-02-10 23:44:13,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:13,734 INFO L470 AbstractCegarLoop]: Abstraction has 2546 states and 4873 transitions. [2022-02-10 23:44:13,734 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:13,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 4873 transitions. [2022-02-10 23:44:13,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:44:13,735 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:13,735 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:13,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-02-10 23:44:13,735 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:13,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:13,735 INFO L85 PathProgramCache]: Analyzing trace with hash 15336719, now seen corresponding path program 30 times [2022-02-10 23:44:13,735 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:13,735 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213115175] [2022-02-10 23:44:13,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:13,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:13,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:13,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:13,906 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:13,906 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213115175] [2022-02-10 23:44:13,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213115175] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:13,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:13,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:13,906 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242207210] [2022-02-10 23:44:13,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:13,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:13,907 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:13,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:13,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:13,907 INFO L87 Difference]: Start difference. First operand 2546 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:14,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:14,926 INFO L93 Difference]: Finished difference Result 4908 states and 9467 transitions. [2022-02-10 23:44:14,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:44:14,928 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:14,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:14,934 INFO L225 Difference]: With dead ends: 4908 [2022-02-10 23:44:14,934 INFO L226 Difference]: Without dead ends: 4908 [2022-02-10 23:44:14,934 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=236, Invalid=886, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:14,934 INFO L934 BasicCegarLoop]: 290 mSDtfsCounter, 644 mSDsluCounter, 1643 mSDsCounter, 0 mSdLazyCounter, 1635 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 1929 SdHoareTripleChecker+Invalid, 1906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:14,935 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 1929 Invalid, 1906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:14,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4908 states. [2022-02-10 23:44:14,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4908 to 2544. [2022-02-10 23:44:14,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2544 states, 2531 states have (on average 1.9237455551165548) internal successors, (4869), 2543 states have internal predecessors, (4869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:14,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 2544 states and 4869 transitions. [2022-02-10 23:44:14,964 INFO L78 Accepts]: Start accepts. Automaton has 2544 states and 4869 transitions. Word has length 124 [2022-02-10 23:44:14,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:14,965 INFO L470 AbstractCegarLoop]: Abstraction has 2544 states and 4869 transitions. [2022-02-10 23:44:14,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:14,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 4869 transitions. [2022-02-10 23:44:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-02-10 23:44:14,966 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:14,966 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:14,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-02-10 23:44:14,966 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:14,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:14,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1044587697, now seen corresponding path program 31 times [2022-02-10 23:44:14,966 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:14,966 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527482064] [2022-02-10 23:44:14,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:14,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:15,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:15,105 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:15,105 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527482064] [2022-02-10 23:44:15,105 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527482064] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:15,105 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:15,105 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:15,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009259871] [2022-02-10 23:44:15,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:15,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:15,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:15,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:15,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:15,115 INFO L87 Difference]: Start difference. First operand 2544 states and 4869 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:16,161 INFO L93 Difference]: Finished difference Result 4741 states and 9145 transitions. [2022-02-10 23:44:16,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:44:16,162 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-02-10 23:44:16,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:16,167 INFO L225 Difference]: With dead ends: 4741 [2022-02-10 23:44:16,167 INFO L226 Difference]: Without dead ends: 4741 [2022-02-10 23:44:16,167 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 220 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=219, Invalid=837, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:16,168 INFO L934 BasicCegarLoop]: 297 mSDtfsCounter, 674 mSDsluCounter, 1785 mSDsCounter, 0 mSdLazyCounter, 1781 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 2079 SdHoareTripleChecker+Invalid, 2068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:16,168 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [674 Valid, 2079 Invalid, 2068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1781 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:16,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4741 states. [2022-02-10 23:44:16,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4741 to 2384. [2022-02-10 23:44:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2384 states, 2372 states have (on average 1.9211635750421585) internal successors, (4557), 2383 states have internal predecessors, (4557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 2384 states and 4557 transitions. [2022-02-10 23:44:16,196 INFO L78 Accepts]: Start accepts. Automaton has 2384 states and 4557 transitions. Word has length 124 [2022-02-10 23:44:16,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:16,196 INFO L470 AbstractCegarLoop]: Abstraction has 2384 states and 4557 transitions. [2022-02-10 23:44:16,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 4557 transitions. [2022-02-10 23:44:16,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-02-10 23:44:16,197 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:16,197 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:16,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-02-10 23:44:16,198 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:16,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:16,198 INFO L85 PathProgramCache]: Analyzing trace with hash 2084670673, now seen corresponding path program 1 times [2022-02-10 23:44:16,198 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:16,198 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972052190] [2022-02-10 23:44:16,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:16,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:16,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:16,313 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:16,313 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972052190] [2022-02-10 23:44:16,313 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972052190] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:16,313 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:16,313 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:16,313 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780742579] [2022-02-10 23:44:16,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:16,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:16,314 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:16,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:16,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:16,314 INFO L87 Difference]: Start difference. First operand 2384 states and 4557 transitions. Second operand has 13 states, 12 states have (on average 11.0) internal successors, (132), 13 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:16,883 INFO L93 Difference]: Finished difference Result 2672 states and 5071 transitions. [2022-02-10 23:44:16,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:44:16,883 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 11.0) internal successors, (132), 13 states have internal predecessors, (132), 0 states have call successors, (0), 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 132 [2022-02-10 23:44:16,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:16,886 INFO L225 Difference]: With dead ends: 2672 [2022-02-10 23:44:16,886 INFO L226 Difference]: Without dead ends: 2672 [2022-02-10 23:44:16,886 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=204, Invalid=666, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:44:16,886 INFO L934 BasicCegarLoop]: 295 mSDtfsCounter, 668 mSDsluCounter, 1692 mSDsCounter, 0 mSdLazyCounter, 966 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 668 SdHoareTripleChecker+Valid, 1986 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:16,887 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [668 Valid, 1986 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 966 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-10 23:44:16,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2672 states. [2022-02-10 23:44:16,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2672 to 2339. [2022-02-10 23:44:16,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2339 states, 2327 states have (on average 1.9196390201976794) internal successors, (4467), 2338 states have internal predecessors, (4467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 2339 states and 4467 transitions. [2022-02-10 23:44:16,905 INFO L78 Accepts]: Start accepts. Automaton has 2339 states and 4467 transitions. Word has length 132 [2022-02-10 23:44:16,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:16,905 INFO L470 AbstractCegarLoop]: Abstraction has 2339 states and 4467 transitions. [2022-02-10 23:44:16,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 11.0) internal successors, (132), 13 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 4467 transitions. [2022-02-10 23:44:16,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:16,906 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:16,906 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:16,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-02-10 23:44:16,907 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:16,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:16,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1769207121, now seen corresponding path program 1 times [2022-02-10 23:44:16,908 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:16,908 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187867843] [2022-02-10 23:44:16,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:16,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:16,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:17,391 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:17,391 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187867843] [2022-02-10 23:44:17,391 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187867843] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:17,391 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:17,391 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:44:17,391 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103048827] [2022-02-10 23:44:17,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:17,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:44:17,392 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:17,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:44:17,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:44:17,393 INFO L87 Difference]: Start difference. First operand 2339 states and 4467 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:19,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:19,417 INFO L93 Difference]: Finished difference Result 3068 states and 5871 transitions. [2022-02-10 23:44:19,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:44:19,417 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:19,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:19,420 INFO L225 Difference]: With dead ends: 3068 [2022-02-10 23:44:19,421 INFO L226 Difference]: Without dead ends: 3068 [2022-02-10 23:44:19,422 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1437 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=801, Invalid=4169, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:44:19,422 INFO L934 BasicCegarLoop]: 257 mSDtfsCounter, 1587 mSDsluCounter, 2818 mSDsCounter, 0 mSdLazyCounter, 2448 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1587 SdHoareTripleChecker+Valid, 3071 SdHoareTripleChecker+Invalid, 2618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 2448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:19,422 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1587 Valid, 3071 Invalid, 2618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 2448 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:19,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3068 states. [2022-02-10 23:44:19,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3068 to 2395. [2022-02-10 23:44:19,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2395 states, 2383 states have (on average 1.9215274863617289) internal successors, (4579), 2394 states have internal predecessors, (4579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:19,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 2395 states and 4579 transitions. [2022-02-10 23:44:19,452 INFO L78 Accepts]: Start accepts. Automaton has 2395 states and 4579 transitions. Word has length 133 [2022-02-10 23:44:19,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:19,452 INFO L470 AbstractCegarLoop]: Abstraction has 2395 states and 4579 transitions. [2022-02-10 23:44:19,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:19,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 4579 transitions. [2022-02-10 23:44:19,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:19,453 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:19,454 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:19,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-02-10 23:44:19,454 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:19,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:19,454 INFO L85 PathProgramCache]: Analyzing trace with hash -841446123, now seen corresponding path program 2 times [2022-02-10 23:44:19,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:19,454 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195313174] [2022-02-10 23:44:19,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:19,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:19,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:19,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:19,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195313174] [2022-02-10 23:44:19,841 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195313174] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:19,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:19,842 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:44:19,842 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913124547] [2022-02-10 23:44:19,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:19,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:44:19,842 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:19,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:44:19,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:44:19,842 INFO L87 Difference]: Start difference. First operand 2395 states and 4579 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:21,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:21,689 INFO L93 Difference]: Finished difference Result 3112 states and 5957 transitions. [2022-02-10 23:44:21,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:44:21,689 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:21,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:21,692 INFO L225 Difference]: With dead ends: 3112 [2022-02-10 23:44:21,692 INFO L226 Difference]: Without dead ends: 3112 [2022-02-10 23:44:21,693 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1402 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=842, Invalid=3988, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:44:21,693 INFO L934 BasicCegarLoop]: 278 mSDtfsCounter, 1600 mSDsluCounter, 2828 mSDsCounter, 0 mSdLazyCounter, 2190 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1600 SdHoareTripleChecker+Valid, 3104 SdHoareTripleChecker+Invalid, 2371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 2190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:21,694 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1600 Valid, 3104 Invalid, 2371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 2190 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:21,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3112 states. [2022-02-10 23:44:21,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3112 to 2406. [2022-02-10 23:44:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2406 states, 2394 states have (on average 1.9218880534670009) internal successors, (4601), 2405 states have internal predecessors, (4601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:21,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 2406 states and 4601 transitions. [2022-02-10 23:44:21,713 INFO L78 Accepts]: Start accepts. Automaton has 2406 states and 4601 transitions. Word has length 133 [2022-02-10 23:44:21,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:21,714 INFO L470 AbstractCegarLoop]: Abstraction has 2406 states and 4601 transitions. [2022-02-10 23:44:21,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:21,714 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 4601 transitions. [2022-02-10 23:44:21,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:21,715 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:21,715 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:21,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-02-10 23:44:21,715 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:21,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:21,715 INFO L85 PathProgramCache]: Analyzing trace with hash -1748334609, now seen corresponding path program 3 times [2022-02-10 23:44:21,715 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:21,715 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720536965] [2022-02-10 23:44:21,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:21,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:22,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:22,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:22,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720536965] [2022-02-10 23:44:22,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720536965] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:22,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:22,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:44:22,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46364807] [2022-02-10 23:44:22,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:22,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:44:22,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:22,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:44:22,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:44:22,070 INFO L87 Difference]: Start difference. First operand 2406 states and 4601 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:24,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:24,288 INFO L93 Difference]: Finished difference Result 3162 states and 6055 transitions. [2022-02-10 23:44:24,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-02-10 23:44:24,288 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:24,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:24,292 INFO L225 Difference]: With dead ends: 3162 [2022-02-10 23:44:24,292 INFO L226 Difference]: Without dead ends: 3162 [2022-02-10 23:44:24,293 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1997 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1066, Invalid=5414, Unknown=0, NotChecked=0, Total=6480 [2022-02-10 23:44:24,294 INFO L934 BasicCegarLoop]: 273 mSDtfsCounter, 1811 mSDsluCounter, 2850 mSDsCounter, 0 mSdLazyCounter, 2588 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1811 SdHoareTripleChecker+Valid, 3119 SdHoareTripleChecker+Invalid, 2848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 2588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:24,294 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1811 Valid, 3119 Invalid, 2848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 2588 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:44:24,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3162 states. [2022-02-10 23:44:24,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3162 to 2417. [2022-02-10 23:44:24,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2417 states, 2405 states have (on average 1.9222453222453222) internal successors, (4623), 2416 states have internal predecessors, (4623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:24,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2417 states and 4623 transitions. [2022-02-10 23:44:24,315 INFO L78 Accepts]: Start accepts. Automaton has 2417 states and 4623 transitions. Word has length 133 [2022-02-10 23:44:24,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:24,315 INFO L470 AbstractCegarLoop]: Abstraction has 2417 states and 4623 transitions. [2022-02-10 23:44:24,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:24,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 4623 transitions. [2022-02-10 23:44:24,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:24,317 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:24,317 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:24,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-02-10 23:44:24,317 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:24,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:24,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1357761373, now seen corresponding path program 4 times [2022-02-10 23:44:24,317 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:24,317 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463754127] [2022-02-10 23:44:24,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:24,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:24,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:24,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:24,726 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463754127] [2022-02-10 23:44:24,726 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463754127] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:24,726 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:24,726 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:44:24,726 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454327770] [2022-02-10 23:44:24,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:24,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:44:24,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:24,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:44:24,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:44:24,727 INFO L87 Difference]: Start difference. First operand 2417 states and 4623 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:27,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:27,404 INFO L93 Difference]: Finished difference Result 3193 states and 6115 transitions. [2022-02-10 23:44:27,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2022-02-10 23:44:27,404 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:27,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:27,407 INFO L225 Difference]: With dead ends: 3193 [2022-02-10 23:44:27,407 INFO L226 Difference]: Without dead ends: 3193 [2022-02-10 23:44:27,408 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3271 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1641, Invalid=7865, Unknown=0, NotChecked=0, Total=9506 [2022-02-10 23:44:27,409 INFO L934 BasicCegarLoop]: 299 mSDtfsCounter, 1565 mSDsluCounter, 3667 mSDsCounter, 0 mSdLazyCounter, 3131 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1565 SdHoareTripleChecker+Valid, 3962 SdHoareTripleChecker+Invalid, 3429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 3131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:27,409 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1565 Valid, 3962 Invalid, 3429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 3131 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:44:27,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3193 states. [2022-02-10 23:44:27,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3193 to 2428. [2022-02-10 23:44:27,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2428 states, 2416 states have (on average 1.9225993377483444) internal successors, (4645), 2427 states have internal predecessors, (4645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:27,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 2428 states and 4645 transitions. [2022-02-10 23:44:27,431 INFO L78 Accepts]: Start accepts. Automaton has 2428 states and 4645 transitions. Word has length 133 [2022-02-10 23:44:27,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:27,431 INFO L470 AbstractCegarLoop]: Abstraction has 2428 states and 4645 transitions. [2022-02-10 23:44:27,431 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:27,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 4645 transitions. [2022-02-10 23:44:27,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:27,433 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:27,433 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:27,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-02-10 23:44:27,433 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:27,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:27,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1162720236, now seen corresponding path program 1 times [2022-02-10 23:44:27,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:27,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490253933] [2022-02-10 23:44:27,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:27,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:27,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:27,682 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:27,682 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490253933] [2022-02-10 23:44:27,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490253933] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:27,682 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:27,682 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:44:27,682 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471445690] [2022-02-10 23:44:27,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:27,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:44:27,682 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:27,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:44:27,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:44:27,683 INFO L87 Difference]: Start difference. First operand 2428 states and 4645 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:30,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:30,097 INFO L93 Difference]: Finished difference Result 4769 states and 9106 transitions. [2022-02-10 23:44:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:44:30,097 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:30,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:30,103 INFO L225 Difference]: With dead ends: 4769 [2022-02-10 23:44:30,103 INFO L226 Difference]: Without dead ends: 4769 [2022-02-10 23:44:30,103 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1464 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=734, Invalid=4522, Unknown=0, NotChecked=0, Total=5256 [2022-02-10 23:44:30,104 INFO L934 BasicCegarLoop]: 356 mSDtfsCounter, 2609 mSDsluCounter, 3544 mSDsCounter, 0 mSdLazyCounter, 3450 mSolverCounterSat, 591 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2609 SdHoareTripleChecker+Valid, 3896 SdHoareTripleChecker+Invalid, 4041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 591 IncrementalHoareTripleChecker+Valid, 3450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:30,104 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2609 Valid, 3896 Invalid, 4041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [591 Valid, 3450 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:44:30,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4769 states. [2022-02-10 23:44:30,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4769 to 2609. [2022-02-10 23:44:30,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2609 states, 2597 states have (on average 1.9295340777820562) internal successors, (5011), 2608 states have internal predecessors, (5011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:30,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2609 states and 5011 transitions. [2022-02-10 23:44:30,129 INFO L78 Accepts]: Start accepts. Automaton has 2609 states and 5011 transitions. Word has length 133 [2022-02-10 23:44:30,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:30,129 INFO L470 AbstractCegarLoop]: Abstraction has 2609 states and 5011 transitions. [2022-02-10 23:44:30,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:30,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 5011 transitions. [2022-02-10 23:44:30,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:30,131 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:30,131 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:30,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-02-10 23:44:30,131 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:30,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:30,131 INFO L85 PathProgramCache]: Analyzing trace with hash 181990295, now seen corresponding path program 5 times [2022-02-10 23:44:30,131 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:30,131 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170313097] [2022-02-10 23:44:30,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:30,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:30,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:30,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:30,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170313097] [2022-02-10 23:44:30,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170313097] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:30,406 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:30,406 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:44:30,406 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247212320] [2022-02-10 23:44:30,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:30,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:44:30,407 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:30,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:44:30,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:44:30,407 INFO L87 Difference]: Start difference. First operand 2609 states and 5011 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:32,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:32,875 INFO L93 Difference]: Finished difference Result 4027 states and 7707 transitions. [2022-02-10 23:44:32,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2022-02-10 23:44:32,876 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:32,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:32,880 INFO L225 Difference]: With dead ends: 4027 [2022-02-10 23:44:32,880 INFO L226 Difference]: Without dead ends: 4027 [2022-02-10 23:44:32,881 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2902 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1572, Invalid=6984, Unknown=0, NotChecked=0, Total=8556 [2022-02-10 23:44:32,881 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 2281 mSDsluCounter, 3389 mSDsCounter, 0 mSdLazyCounter, 2638 mSolverCounterSat, 350 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2281 SdHoareTripleChecker+Valid, 3726 SdHoareTripleChecker+Invalid, 2988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 350 IncrementalHoareTripleChecker+Valid, 2638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:32,881 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2281 Valid, 3726 Invalid, 2988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [350 Valid, 2638 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:44:32,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4027 states. [2022-02-10 23:44:32,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4027 to 2565. [2022-02-10 23:44:32,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2553 states have (on average 1.926752839796318) internal successors, (4919), 2564 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:32,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4919 transitions. [2022-02-10 23:44:32,907 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4919 transitions. Word has length 133 [2022-02-10 23:44:32,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:32,907 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4919 transitions. [2022-02-10 23:44:32,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:32,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4919 transitions. [2022-02-10 23:44:32,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:32,908 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:32,908 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:32,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-02-10 23:44:32,908 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:32,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:32,909 INFO L85 PathProgramCache]: Analyzing trace with hash -177997911, now seen corresponding path program 6 times [2022-02-10 23:44:32,909 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:32,909 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989349961] [2022-02-10 23:44:32,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:32,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:32,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:33,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:33,270 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:33,270 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989349961] [2022-02-10 23:44:33,270 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989349961] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:33,270 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:33,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:44:33,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898183568] [2022-02-10 23:44:33,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:33,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:44:33,270 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:33,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:44:33,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:44:33,271 INFO L87 Difference]: Start difference. First operand 2565 states and 4919 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:35,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:35,326 INFO L93 Difference]: Finished difference Result 4380 states and 8473 transitions. [2022-02-10 23:44:35,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:44:35,326 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:35,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:35,335 INFO L225 Difference]: With dead ends: 4380 [2022-02-10 23:44:35,335 INFO L226 Difference]: Without dead ends: 4380 [2022-02-10 23:44:35,336 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1509 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=780, Invalid=4476, Unknown=0, NotChecked=0, Total=5256 [2022-02-10 23:44:35,336 INFO L934 BasicCegarLoop]: 295 mSDtfsCounter, 1382 mSDsluCounter, 3618 mSDsCounter, 0 mSdLazyCounter, 2882 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1382 SdHoareTripleChecker+Valid, 3909 SdHoareTripleChecker+Invalid, 2998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 2882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:35,337 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1382 Valid, 3909 Invalid, 2998 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 2882 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:44:35,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4380 states. [2022-02-10 23:44:35,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4380 to 2633. [2022-02-10 23:44:35,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2633 states, 2621 states have (on average 1.928653185806944) internal successors, (5055), 2632 states have internal predecessors, (5055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:35,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 2633 states and 5055 transitions. [2022-02-10 23:44:35,369 INFO L78 Accepts]: Start accepts. Automaton has 2633 states and 5055 transitions. Word has length 133 [2022-02-10 23:44:35,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:35,370 INFO L470 AbstractCegarLoop]: Abstraction has 2633 states and 5055 transitions. [2022-02-10 23:44:35,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:35,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 5055 transitions. [2022-02-10 23:44:35,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:35,371 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:35,371 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:35,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-02-10 23:44:35,371 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:35,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:35,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1506316141, now seen corresponding path program 7 times [2022-02-10 23:44:35,372 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:35,372 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86700776] [2022-02-10 23:44:35,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:35,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:35,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:35,761 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:35,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86700776] [2022-02-10 23:44:35,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86700776] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:35,761 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:35,761 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:44:35,761 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625984384] [2022-02-10 23:44:35,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:35,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:44:35,761 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:35,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:44:35,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:44:35,762 INFO L87 Difference]: Start difference. First operand 2633 states and 5055 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:37,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:37,667 INFO L93 Difference]: Finished difference Result 4424 states and 8559 transitions. [2022-02-10 23:44:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:44:37,668 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:37,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:37,672 INFO L225 Difference]: With dead ends: 4424 [2022-02-10 23:44:37,672 INFO L226 Difference]: Without dead ends: 4424 [2022-02-10 23:44:37,672 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1475 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=811, Invalid=4301, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:44:37,673 INFO L934 BasicCegarLoop]: 316 mSDtfsCounter, 1509 mSDsluCounter, 3203 mSDsCounter, 0 mSdLazyCounter, 2371 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1509 SdHoareTripleChecker+Valid, 3517 SdHoareTripleChecker+Invalid, 2526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 2371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:37,673 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1509 Valid, 3517 Invalid, 2526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 2371 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:37,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4424 states. [2022-02-10 23:44:37,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4424 to 2644. [2022-02-10 23:44:37,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928951367781155) internal successors, (5077), 2643 states have internal predecessors, (5077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:37,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5077 transitions. [2022-02-10 23:44:37,700 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5077 transitions. Word has length 133 [2022-02-10 23:44:37,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:37,700 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5077 transitions. [2022-02-10 23:44:37,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:37,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5077 transitions. [2022-02-10 23:44:37,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:37,701 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:37,702 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:37,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-02-10 23:44:37,702 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:37,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:37,702 INFO L85 PathProgramCache]: Analyzing trace with hash 599427655, now seen corresponding path program 8 times [2022-02-10 23:44:37,702 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:37,702 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505926322] [2022-02-10 23:44:37,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:37,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:37,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:38,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:38,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:38,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505926322] [2022-02-10 23:44:38,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505926322] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:38,010 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:38,010 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:44:38,010 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127024741] [2022-02-10 23:44:38,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:38,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:44:38,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:38,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:44:38,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:44:38,011 INFO L87 Difference]: Start difference. First operand 2644 states and 5077 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:40,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:40,299 INFO L93 Difference]: Finished difference Result 4474 states and 8657 transitions. [2022-02-10 23:44:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-02-10 23:44:40,299 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:40,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:40,304 INFO L225 Difference]: With dead ends: 4474 [2022-02-10 23:44:40,304 INFO L226 Difference]: Without dead ends: 4474 [2022-02-10 23:44:40,305 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1790 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=980, Invalid=5026, Unknown=0, NotChecked=0, Total=6006 [2022-02-10 23:44:40,305 INFO L934 BasicCegarLoop]: 324 mSDtfsCounter, 1256 mSDsluCounter, 4180 mSDsCounter, 0 mSdLazyCounter, 3226 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1256 SdHoareTripleChecker+Valid, 4502 SdHoareTripleChecker+Invalid, 3387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 3226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:40,305 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1256 Valid, 4502 Invalid, 3387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 3226 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:44:40,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4474 states. [2022-02-10 23:44:40,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4474 to 2655. [2022-02-10 23:44:40,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2655 states, 2643 states have (on average 1.929247067726069) internal successors, (5099), 2654 states have internal predecessors, (5099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:40,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2655 states and 5099 transitions. [2022-02-10 23:44:40,332 INFO L78 Accepts]: Start accepts. Automaton has 2655 states and 5099 transitions. Word has length 133 [2022-02-10 23:44:40,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:40,333 INFO L470 AbstractCegarLoop]: Abstraction has 2655 states and 5099 transitions. [2022-02-10 23:44:40,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:40,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 5099 transitions. [2022-02-10 23:44:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:40,334 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:40,334 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:40,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-02-10 23:44:40,334 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:40,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:40,335 INFO L85 PathProgramCache]: Analyzing trace with hash -589443659, now seen corresponding path program 9 times [2022-02-10 23:44:40,335 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:40,335 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296755834] [2022-02-10 23:44:40,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:40,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:40,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:40,601 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:40,601 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296755834] [2022-02-10 23:44:40,601 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296755834] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:40,602 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:40,602 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:44:40,602 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618449808] [2022-02-10 23:44:40,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:40,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:44:40,602 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:40,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:44:40,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:44:40,603 INFO L87 Difference]: Start difference. First operand 2655 states and 5099 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:43,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:43,449 INFO L93 Difference]: Finished difference Result 4657 states and 9017 transitions. [2022-02-10 23:44:43,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-02-10 23:44:43,450 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:43,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:43,455 INFO L225 Difference]: With dead ends: 4657 [2022-02-10 23:44:43,455 INFO L226 Difference]: Without dead ends: 4657 [2022-02-10 23:44:43,456 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3332 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1587, Invalid=8513, Unknown=0, NotChecked=0, Total=10100 [2022-02-10 23:44:43,456 INFO L934 BasicCegarLoop]: 390 mSDtfsCounter, 1431 mSDsluCounter, 4197 mSDsCounter, 0 mSdLazyCounter, 3723 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1431 SdHoareTripleChecker+Valid, 4585 SdHoareTripleChecker+Invalid, 3956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 3723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:43,456 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1431 Valid, 4585 Invalid, 3956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 3723 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:44:43,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4657 states. [2022-02-10 23:44:43,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4657 to 2666. [2022-02-10 23:44:43,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2666 states, 2654 states have (on average 1.929540316503391) internal successors, (5121), 2665 states have internal predecessors, (5121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:43,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2666 states and 5121 transitions. [2022-02-10 23:44:43,484 INFO L78 Accepts]: Start accepts. Automaton has 2666 states and 5121 transitions. Word has length 133 [2022-02-10 23:44:43,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:43,484 INFO L470 AbstractCegarLoop]: Abstraction has 2666 states and 5121 transitions. [2022-02-10 23:44:43,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:43,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 5121 transitions. [2022-02-10 23:44:43,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:43,485 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:43,485 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:43,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-02-10 23:44:43,486 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:43,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:43,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1185042028, now seen corresponding path program 2 times [2022-02-10 23:44:43,486 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:43,486 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771339786] [2022-02-10 23:44:43,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:43,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:43,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:43,702 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:43,702 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771339786] [2022-02-10 23:44:43,702 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771339786] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:43,702 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:43,702 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:44:43,702 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023598399] [2022-02-10 23:44:43,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:43,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:44:43,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:43,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:44:43,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:44:43,711 INFO L87 Difference]: Start difference. First operand 2666 states and 5121 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:45,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:45,718 INFO L93 Difference]: Finished difference Result 5336 states and 10259 transitions. [2022-02-10 23:44:45,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:44:45,718 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:45,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:45,724 INFO L225 Difference]: With dead ends: 5336 [2022-02-10 23:44:45,724 INFO L226 Difference]: Without dead ends: 5336 [2022-02-10 23:44:45,724 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=659, Invalid=4311, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:44:45,725 INFO L934 BasicCegarLoop]: 421 mSDtfsCounter, 1640 mSDsluCounter, 3980 mSDsCounter, 0 mSdLazyCounter, 3532 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1640 SdHoareTripleChecker+Valid, 4398 SdHoareTripleChecker+Invalid, 3755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 3532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:45,725 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1640 Valid, 4398 Invalid, 3755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 3532 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:44:45,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5336 states. [2022-02-10 23:44:45,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5336 to 2673. [2022-02-10 23:44:45,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2673 states, 2661 states have (on average 1.931228861330327) internal successors, (5139), 2672 states have internal predecessors, (5139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:45,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 2673 states and 5139 transitions. [2022-02-10 23:44:45,752 INFO L78 Accepts]: Start accepts. Automaton has 2673 states and 5139 transitions. Word has length 133 [2022-02-10 23:44:45,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:45,753 INFO L470 AbstractCegarLoop]: Abstraction has 2673 states and 5139 transitions. [2022-02-10 23:44:45,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:45,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 5139 transitions. [2022-02-10 23:44:45,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:45,754 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:45,754 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:45,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-02-10 23:44:45,754 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:45,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:45,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1765214737, now seen corresponding path program 10 times [2022-02-10 23:44:45,755 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:45,755 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972185344] [2022-02-10 23:44:45,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:45,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:46,007 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:46,007 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972185344] [2022-02-10 23:44:46,007 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972185344] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:46,007 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:46,007 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:44:46,007 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414346684] [2022-02-10 23:44:46,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:46,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:44:46,008 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:46,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:44:46,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:44:46,008 INFO L87 Difference]: Start difference. First operand 2673 states and 5139 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:48,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:48,398 INFO L93 Difference]: Finished difference Result 4880 states and 9423 transitions. [2022-02-10 23:44:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2022-02-10 23:44:48,398 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:48,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:48,403 INFO L225 Difference]: With dead ends: 4880 [2022-02-10 23:44:48,403 INFO L226 Difference]: Without dead ends: 4880 [2022-02-10 23:44:48,404 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2449 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=978, Invalid=6854, Unknown=0, NotChecked=0, Total=7832 [2022-02-10 23:44:48,404 INFO L934 BasicCegarLoop]: 438 mSDtfsCounter, 1272 mSDsluCounter, 4523 mSDsCounter, 0 mSdLazyCounter, 3877 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1272 SdHoareTripleChecker+Valid, 4959 SdHoareTripleChecker+Invalid, 3995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 3877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:48,404 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1272 Valid, 4959 Invalid, 3995 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 3877 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:44:48,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4880 states. [2022-02-10 23:44:48,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4880 to 2577. [2022-02-10 23:44:48,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2565 states have (on average 1.9270955165692008) internal successors, (4943), 2576 states have internal predecessors, (4943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:48,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4943 transitions. [2022-02-10 23:44:48,432 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4943 transitions. Word has length 133 [2022-02-10 23:44:48,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:48,432 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4943 transitions. [2022-02-10 23:44:48,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:48,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4943 transitions. [2022-02-10 23:44:48,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:48,433 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:48,433 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:48,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-02-10 23:44:48,434 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:48,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:48,434 INFO L85 PathProgramCache]: Analyzing trace with hash 466290604, now seen corresponding path program 3 times [2022-02-10 23:44:48,434 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:48,434 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986717435] [2022-02-10 23:44:48,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:48,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:48,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:48,652 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:48,653 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986717435] [2022-02-10 23:44:48,653 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986717435] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:48,653 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:48,653 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:44:48,653 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890504179] [2022-02-10 23:44:48,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:48,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:44:48,653 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:48,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:44:48,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:44:48,655 INFO L87 Difference]: Start difference. First operand 2577 states and 4943 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:51,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:51,059 INFO L93 Difference]: Finished difference Result 6462 states and 12382 transitions. [2022-02-10 23:44:51,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-02-10 23:44:51,060 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:51,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:51,066 INFO L225 Difference]: With dead ends: 6462 [2022-02-10 23:44:51,066 INFO L226 Difference]: Without dead ends: 6462 [2022-02-10 23:44:51,067 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1606 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=755, Invalid=4795, Unknown=0, NotChecked=0, Total=5550 [2022-02-10 23:44:51,067 INFO L934 BasicCegarLoop]: 440 mSDtfsCounter, 1509 mSDsluCounter, 4939 mSDsCounter, 0 mSdLazyCounter, 4202 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1509 SdHoareTripleChecker+Valid, 5375 SdHoareTripleChecker+Invalid, 4393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 4202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:51,067 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1509 Valid, 5375 Invalid, 4393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 4202 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:44:51,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6462 states. [2022-02-10 23:44:51,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6462 to 2657. [2022-02-10 23:44:51,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2657 states, 2645 states have (on average 1.930812854442344) internal successors, (5107), 2656 states have internal predecessors, (5107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:51,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2657 states and 5107 transitions. [2022-02-10 23:44:51,097 INFO L78 Accepts]: Start accepts. Automaton has 2657 states and 5107 transitions. Word has length 133 [2022-02-10 23:44:51,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:51,097 INFO L470 AbstractCegarLoop]: Abstraction has 2657 states and 5107 transitions. [2022-02-10 23:44:51,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:51,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 5107 transitions. [2022-02-10 23:44:51,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:51,099 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:51,099 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:51,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-02-10 23:44:51,099 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:51,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:51,099 INFO L85 PathProgramCache]: Analyzing trace with hash -665176017, now seen corresponding path program 11 times [2022-02-10 23:44:51,099 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:51,100 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978620844] [2022-02-10 23:44:51,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:51,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:51,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:51,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:51,325 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:51,325 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978620844] [2022-02-10 23:44:51,325 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978620844] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:51,325 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:51,325 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:44:51,325 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231639985] [2022-02-10 23:44:51,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:51,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:44:51,326 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:51,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:44:51,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:44:51,326 INFO L87 Difference]: Start difference. First operand 2657 states and 5107 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:53,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:53,723 INFO L93 Difference]: Finished difference Result 5544 states and 10680 transitions. [2022-02-10 23:44:53,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2022-02-10 23:44:53,724 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:53,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:53,730 INFO L225 Difference]: With dead ends: 5544 [2022-02-10 23:44:53,730 INFO L226 Difference]: Without dead ends: 5544 [2022-02-10 23:44:53,731 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2629 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=982, Invalid=7208, Unknown=0, NotChecked=0, Total=8190 [2022-02-10 23:44:53,732 INFO L934 BasicCegarLoop]: 489 mSDtfsCounter, 1157 mSDsluCounter, 5724 mSDsCounter, 0 mSdLazyCounter, 4415 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 6211 SdHoareTripleChecker+Invalid, 4503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 4415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:53,732 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 6211 Invalid, 4503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 4415 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:44:53,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5544 states. [2022-02-10 23:44:53,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5544 to 2615. [2022-02-10 23:44:53,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2615 states, 2603 states have (on average 1.9281598155973876) internal successors, (5019), 2614 states have internal predecessors, (5019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:53,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2615 states and 5019 transitions. [2022-02-10 23:44:53,768 INFO L78 Accepts]: Start accepts. Automaton has 2615 states and 5019 transitions. Word has length 133 [2022-02-10 23:44:53,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:53,768 INFO L470 AbstractCegarLoop]: Abstraction has 2615 states and 5019 transitions. [2022-02-10 23:44:53,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:53,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 5019 transitions. [2022-02-10 23:44:53,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:53,770 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:53,770 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:53,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-02-10 23:44:53,770 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:53,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:53,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1876666220, now seen corresponding path program 4 times [2022-02-10 23:44:53,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:53,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675766098] [2022-02-10 23:44:53,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:53,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:53,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:54,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:54,015 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:54,015 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675766098] [2022-02-10 23:44:54,015 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675766098] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:54,015 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:54,015 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:44:54,015 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736527457] [2022-02-10 23:44:54,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:54,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:44:54,015 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:54,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:44:54,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:44:54,016 INFO L87 Difference]: Start difference. First operand 2615 states and 5019 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:56,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:56,577 INFO L93 Difference]: Finished difference Result 5730 states and 10987 transitions. [2022-02-10 23:44:56,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:44:56,578 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:56,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:56,583 INFO L225 Difference]: With dead ends: 5730 [2022-02-10 23:44:56,583 INFO L226 Difference]: Without dead ends: 5730 [2022-02-10 23:44:56,584 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1503 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=772, Invalid=4630, Unknown=0, NotChecked=0, Total=5402 [2022-02-10 23:44:56,584 INFO L934 BasicCegarLoop]: 455 mSDtfsCounter, 1286 mSDsluCounter, 5085 mSDsCounter, 0 mSdLazyCounter, 4568 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1286 SdHoareTripleChecker+Valid, 5536 SdHoareTripleChecker+Invalid, 4777 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 4568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:56,584 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1286 Valid, 5536 Invalid, 4777 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 4568 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:44:56,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5730 states. [2022-02-10 23:44:56,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5730 to 2617. [2022-02-10 23:44:56,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2617 states, 2605 states have (on average 1.9282149712092131) internal successors, (5023), 2616 states have internal predecessors, (5023), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:56,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 2617 states and 5023 transitions. [2022-02-10 23:44:56,612 INFO L78 Accepts]: Start accepts. Automaton has 2617 states and 5023 transitions. Word has length 133 [2022-02-10 23:44:56,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:56,612 INFO L470 AbstractCegarLoop]: Abstraction has 2617 states and 5023 transitions. [2022-02-10 23:44:56,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:56,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2617 states and 5023 transitions. [2022-02-10 23:44:56,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:56,613 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:56,613 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:56,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-02-10 23:44:56,614 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:56,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:56,614 INFO L85 PathProgramCache]: Analyzing trace with hash -2035580688, now seen corresponding path program 5 times [2022-02-10 23:44:56,614 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:56,614 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909278339] [2022-02-10 23:44:56,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:56,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:56,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:56,833 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:56,833 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909278339] [2022-02-10 23:44:56,833 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909278339] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:56,833 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:56,833 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:44:56,833 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610751398] [2022-02-10 23:44:56,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:56,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:44:56,833 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:56,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:44:56,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:44:56,834 INFO L87 Difference]: Start difference. First operand 2617 states and 5023 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:59,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:59,602 INFO L93 Difference]: Finished difference Result 5694 states and 10915 transitions. [2022-02-10 23:44:59,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-02-10 23:44:59,602 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:44:59,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:59,608 INFO L225 Difference]: With dead ends: 5694 [2022-02-10 23:44:59,609 INFO L226 Difference]: Without dead ends: 5694 [2022-02-10 23:44:59,609 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1616 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=797, Invalid=4903, Unknown=0, NotChecked=0, Total=5700 [2022-02-10 23:44:59,609 INFO L934 BasicCegarLoop]: 473 mSDtfsCounter, 1348 mSDsluCounter, 5538 mSDsCounter, 0 mSdLazyCounter, 5161 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1348 SdHoareTripleChecker+Valid, 6007 SdHoareTripleChecker+Invalid, 5380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 5161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:59,609 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1348 Valid, 6007 Invalid, 5380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 5161 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:44:59,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5694 states. [2022-02-10 23:44:59,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5694 to 2593. [2022-02-10 23:44:59,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2593 states, 2581 states have (on average 1.9275474622239441) internal successors, (4975), 2592 states have internal predecessors, (4975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:59,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 2593 states and 4975 transitions. [2022-02-10 23:44:59,642 INFO L78 Accepts]: Start accepts. Automaton has 2593 states and 4975 transitions. Word has length 133 [2022-02-10 23:44:59,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:59,642 INFO L470 AbstractCegarLoop]: Abstraction has 2593 states and 4975 transitions. [2022-02-10 23:44:59,642 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:59,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 4975 transitions. [2022-02-10 23:44:59,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:44:59,643 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:59,643 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:59,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-02-10 23:44:59,643 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:59,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:59,644 INFO L85 PathProgramCache]: Analyzing trace with hash 254340073, now seen corresponding path program 12 times [2022-02-10 23:44:59,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:59,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969973043] [2022-02-10 23:44:59,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:59,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:59,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:59,998 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:59,999 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969973043] [2022-02-10 23:44:59,999 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969973043] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:59,999 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:59,999 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:44:59,999 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340771364] [2022-02-10 23:44:59,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:59,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:44:59,999 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:59,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:45:00,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:45:00,000 INFO L87 Difference]: Start difference. First operand 2593 states and 4975 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:01,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:01,947 INFO L93 Difference]: Finished difference Result 4436 states and 8585 transitions. [2022-02-10 23:45:01,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:45:01,948 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:01,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:01,953 INFO L225 Difference]: With dead ends: 4436 [2022-02-10 23:45:01,953 INFO L226 Difference]: Without dead ends: 4436 [2022-02-10 23:45:01,954 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1488 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=772, Invalid=4484, Unknown=0, NotChecked=0, Total=5256 [2022-02-10 23:45:01,954 INFO L934 BasicCegarLoop]: 266 mSDtfsCounter, 1323 mSDsluCounter, 3026 mSDsCounter, 0 mSdLazyCounter, 2522 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1323 SdHoareTripleChecker+Valid, 3288 SdHoareTripleChecker+Invalid, 2650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 2522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:01,954 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1323 Valid, 3288 Invalid, 2650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 2522 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:45:01,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4436 states. [2022-02-10 23:45:01,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4436 to 2685. [2022-02-10 23:45:01,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2685 states, 2673 states have (on average 1.9300411522633745) internal successors, (5159), 2684 states have internal predecessors, (5159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:01,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2685 states and 5159 transitions. [2022-02-10 23:45:01,988 INFO L78 Accepts]: Start accepts. Automaton has 2685 states and 5159 transitions. Word has length 133 [2022-02-10 23:45:01,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:01,988 INFO L470 AbstractCegarLoop]: Abstraction has 2685 states and 5159 transitions. [2022-02-10 23:45:01,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:01,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2685 states and 5159 transitions. [2022-02-10 23:45:01,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:02,005 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:02,006 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:02,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-02-10 23:45:02,006 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:02,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:02,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1938654125, now seen corresponding path program 13 times [2022-02-10 23:45:02,006 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:02,006 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631085375] [2022-02-10 23:45:02,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:02,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:02,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:02,348 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:02,349 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631085375] [2022-02-10 23:45:02,349 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631085375] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:02,349 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:02,349 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:02,349 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142958045] [2022-02-10 23:45:02,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:02,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:02,349 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:02,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:02,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:02,350 INFO L87 Difference]: Start difference. First operand 2685 states and 5159 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:04,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:04,459 INFO L93 Difference]: Finished difference Result 4480 states and 8671 transitions. [2022-02-10 23:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:45:04,460 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:04,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:04,465 INFO L225 Difference]: With dead ends: 4480 [2022-02-10 23:45:04,465 INFO L226 Difference]: Without dead ends: 4480 [2022-02-10 23:45:04,465 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1455 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=792, Invalid=4320, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:45:04,465 INFO L934 BasicCegarLoop]: 287 mSDtfsCounter, 1440 mSDsluCounter, 3349 mSDsCounter, 0 mSdLazyCounter, 2851 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1440 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 3001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 2851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:04,466 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1440 Valid, 3634 Invalid, 3001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 2851 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:45:04,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4480 states. [2022-02-10 23:45:04,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4480 to 2696. [2022-02-10 23:45:04,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2696 states, 2684 states have (on average 1.930327868852459) internal successors, (5181), 2695 states have internal predecessors, (5181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:04,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 2696 states and 5181 transitions. [2022-02-10 23:45:04,496 INFO L78 Accepts]: Start accepts. Automaton has 2696 states and 5181 transitions. Word has length 133 [2022-02-10 23:45:04,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:04,496 INFO L470 AbstractCegarLoop]: Abstraction has 2696 states and 5181 transitions. [2022-02-10 23:45:04,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:04,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2696 states and 5181 transitions. [2022-02-10 23:45:04,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:04,498 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:04,498 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:04,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-02-10 23:45:04,498 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:04,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:04,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1031765639, now seen corresponding path program 14 times [2022-02-10 23:45:04,499 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:04,499 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405386228] [2022-02-10 23:45:04,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:04,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:04,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:04,819 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:04,819 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405386228] [2022-02-10 23:45:04,819 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405386228] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:04,819 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:04,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:45:04,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347645933] [2022-02-10 23:45:04,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:04,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:45:04,820 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:04,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:45:04,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:45:04,820 INFO L87 Difference]: Start difference. First operand 2696 states and 5181 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:07,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:07,202 INFO L93 Difference]: Finished difference Result 4530 states and 8769 transitions. [2022-02-10 23:45:07,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-02-10 23:45:07,202 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:07,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:07,207 INFO L225 Difference]: With dead ends: 4530 [2022-02-10 23:45:07,207 INFO L226 Difference]: Without dead ends: 4530 [2022-02-10 23:45:07,208 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2056 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=981, Invalid=5825, Unknown=0, NotChecked=0, Total=6806 [2022-02-10 23:45:07,208 INFO L934 BasicCegarLoop]: 282 mSDtfsCounter, 1366 mSDsluCounter, 3688 mSDsCounter, 0 mSdLazyCounter, 3381 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 3966 SdHoareTripleChecker+Invalid, 3568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 3381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:07,208 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1366 Valid, 3966 Invalid, 3568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 3381 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:45:07,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4530 states. [2022-02-10 23:45:07,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4530 to 2707. [2022-02-10 23:45:07,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2707 states, 2695 states have (on average 1.9306122448979592) internal successors, (5203), 2706 states have internal predecessors, (5203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:07,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 2707 states and 5203 transitions. [2022-02-10 23:45:07,236 INFO L78 Accepts]: Start accepts. Automaton has 2707 states and 5203 transitions. Word has length 133 [2022-02-10 23:45:07,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:07,236 INFO L470 AbstractCegarLoop]: Abstraction has 2707 states and 5203 transitions. [2022-02-10 23:45:07,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:07,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2707 states and 5203 transitions. [2022-02-10 23:45:07,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:07,238 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:07,238 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:07,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-02-10 23:45:07,238 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:07,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:07,238 INFO L85 PathProgramCache]: Analyzing trace with hash -157105675, now seen corresponding path program 15 times [2022-02-10 23:45:07,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:07,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044296339] [2022-02-10 23:45:07,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:07,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:07,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:07,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:07,496 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044296339] [2022-02-10 23:45:07,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044296339] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:07,496 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:07,496 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:07,496 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365961994] [2022-02-10 23:45:07,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:07,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:07,496 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:07,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:07,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:07,497 INFO L87 Difference]: Start difference. First operand 2707 states and 5203 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:10,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:10,313 INFO L93 Difference]: Finished difference Result 4713 states and 9129 transitions. [2022-02-10 23:45:10,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-02-10 23:45:10,314 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:10,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:10,319 INFO L225 Difference]: With dead ends: 4713 [2022-02-10 23:45:10,319 INFO L226 Difference]: Without dead ends: 4713 [2022-02-10 23:45:10,320 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3313 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1519, Invalid=8581, Unknown=0, NotChecked=0, Total=10100 [2022-02-10 23:45:10,320 INFO L934 BasicCegarLoop]: 361 mSDtfsCounter, 1492 mSDsluCounter, 4016 mSDsCounter, 0 mSdLazyCounter, 3848 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1492 SdHoareTripleChecker+Valid, 4375 SdHoareTripleChecker+Invalid, 4078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 3848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:10,320 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1492 Valid, 4375 Invalid, 4078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 3848 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:45:10,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4713 states. [2022-02-10 23:45:10,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4713 to 2718. [2022-02-10 23:45:10,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2718 states, 2706 states have (on average 1.9308943089430894) internal successors, (5225), 2717 states have internal predecessors, (5225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:10,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2718 states and 5225 transitions. [2022-02-10 23:45:10,349 INFO L78 Accepts]: Start accepts. Automaton has 2718 states and 5225 transitions. Word has length 133 [2022-02-10 23:45:10,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:10,349 INFO L470 AbstractCegarLoop]: Abstraction has 2718 states and 5225 transitions. [2022-02-10 23:45:10,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:10,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 5225 transitions. [2022-02-10 23:45:10,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:10,350 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:10,350 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:10,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-02-10 23:45:10,351 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:10,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:10,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1617380012, now seen corresponding path program 6 times [2022-02-10 23:45:10,351 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:10,351 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757185352] [2022-02-10 23:45:10,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:10,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:10,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:10,608 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:10,608 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757185352] [2022-02-10 23:45:10,608 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757185352] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:10,608 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:10,608 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-02-10 23:45:10,608 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760550221] [2022-02-10 23:45:10,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:10,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-10 23:45:10,609 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:10,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-10 23:45:10,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2022-02-10 23:45:10,609 INFO L87 Difference]: Start difference. First operand 2718 states and 5225 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:12,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:12,917 INFO L93 Difference]: Finished difference Result 5392 states and 10371 transitions. [2022-02-10 23:45:12,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:45:12,917 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:12,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:12,924 INFO L225 Difference]: With dead ends: 5392 [2022-02-10 23:45:12,924 INFO L226 Difference]: Without dead ends: 5392 [2022-02-10 23:45:12,924 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1616 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=684, Invalid=4866, Unknown=0, NotChecked=0, Total=5550 [2022-02-10 23:45:12,925 INFO L934 BasicCegarLoop]: 373 mSDtfsCounter, 1548 mSDsluCounter, 4181 mSDsCounter, 0 mSdLazyCounter, 4297 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1548 SdHoareTripleChecker+Valid, 4548 SdHoareTripleChecker+Invalid, 4488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 4297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:12,925 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1548 Valid, 4548 Invalid, 4488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 4297 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:45:12,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5392 states. [2022-02-10 23:45:12,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5392 to 2725. [2022-02-10 23:45:12,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2725 states, 2713 states have (on average 1.9325469959454478) internal successors, (5243), 2724 states have internal predecessors, (5243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:12,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2725 states and 5243 transitions. [2022-02-10 23:45:12,960 INFO L78 Accepts]: Start accepts. Automaton has 2725 states and 5243 transitions. Word has length 133 [2022-02-10 23:45:12,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:12,961 INFO L470 AbstractCegarLoop]: Abstraction has 2725 states and 5243 transitions. [2022-02-10 23:45:12,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:12,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 5243 transitions. [2022-02-10 23:45:12,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:12,962 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:12,962 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:12,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-02-10 23:45:12,962 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:12,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:12,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1332876753, now seen corresponding path program 16 times [2022-02-10 23:45:12,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:12,963 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281533413] [2022-02-10 23:45:12,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:12,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:13,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:13,174 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:13,174 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281533413] [2022-02-10 23:45:13,174 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281533413] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:13,174 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:13,174 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:13,174 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303469173] [2022-02-10 23:45:13,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:13,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:13,175 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:13,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:13,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:13,175 INFO L87 Difference]: Start difference. First operand 2725 states and 5243 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:15,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:15,525 INFO L93 Difference]: Finished difference Result 4936 states and 9535 transitions. [2022-02-10 23:45:15,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2022-02-10 23:45:15,525 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:15,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:15,530 INFO L225 Difference]: With dead ends: 4936 [2022-02-10 23:45:15,530 INFO L226 Difference]: Without dead ends: 4936 [2022-02-10 23:45:15,531 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2447 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1008, Invalid=6824, Unknown=0, NotChecked=0, Total=7832 [2022-02-10 23:45:15,531 INFO L934 BasicCegarLoop]: 402 mSDtfsCounter, 1284 mSDsluCounter, 4261 mSDsCounter, 0 mSdLazyCounter, 3959 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 4661 SdHoareTripleChecker+Invalid, 4073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 3959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:15,534 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 4661 Invalid, 4073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 3959 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:45:15,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4936 states. [2022-02-10 23:45:15,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4936 to 2629. [2022-02-10 23:45:15,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2629 states, 2617 states have (on average 1.9285441345051586) internal successors, (5047), 2628 states have internal predecessors, (5047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:15,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2629 states and 5047 transitions. [2022-02-10 23:45:15,565 INFO L78 Accepts]: Start accepts. Automaton has 2629 states and 5047 transitions. Word has length 133 [2022-02-10 23:45:15,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:15,565 INFO L470 AbstractCegarLoop]: Abstraction has 2629 states and 5047 transitions. [2022-02-10 23:45:15,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:15,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 5047 transitions. [2022-02-10 23:45:15,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:15,567 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:15,567 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:15,567 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-02-10 23:45:15,567 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:15,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:15,567 INFO L85 PathProgramCache]: Analyzing trace with hash 898628588, now seen corresponding path program 7 times [2022-02-10 23:45:15,567 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:15,567 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371993317] [2022-02-10 23:45:15,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:15,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:15,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:15,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:15,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371993317] [2022-02-10 23:45:15,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371993317] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:15,782 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:15,782 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:15,782 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549863294] [2022-02-10 23:45:15,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:15,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:15,782 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:15,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:15,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:15,783 INFO L87 Difference]: Start difference. First operand 2629 states and 5047 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:18,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:18,305 INFO L93 Difference]: Finished difference Result 7030 states and 13506 transitions. [2022-02-10 23:45:18,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-02-10 23:45:18,305 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:18,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:18,314 INFO L225 Difference]: With dead ends: 7030 [2022-02-10 23:45:18,314 INFO L226 Difference]: Without dead ends: 7030 [2022-02-10 23:45:18,314 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1801 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=777, Invalid=5229, Unknown=0, NotChecked=0, Total=6006 [2022-02-10 23:45:18,314 INFO L934 BasicCegarLoop]: 452 mSDtfsCounter, 1647 mSDsluCounter, 4900 mSDsCounter, 0 mSdLazyCounter, 4369 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 5348 SdHoareTripleChecker+Invalid, 4573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 4369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:18,315 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1647 Valid, 5348 Invalid, 4573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 4369 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:45:18,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7030 states. [2022-02-10 23:45:18,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7030 to 2709. [2022-02-10 23:45:18,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2709 states, 2697 states have (on average 1.932146829810901) internal successors, (5211), 2708 states have internal predecessors, (5211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:18,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 2709 states and 5211 transitions. [2022-02-10 23:45:18,352 INFO L78 Accepts]: Start accepts. Automaton has 2709 states and 5211 transitions. Word has length 133 [2022-02-10 23:45:18,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:18,352 INFO L470 AbstractCegarLoop]: Abstraction has 2709 states and 5211 transitions. [2022-02-10 23:45:18,352 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:18,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 5211 transitions. [2022-02-10 23:45:18,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:18,354 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:18,354 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:18,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-02-10 23:45:18,354 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:18,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:18,354 INFO L85 PathProgramCache]: Analyzing trace with hash -232838033, now seen corresponding path program 17 times [2022-02-10 23:45:18,354 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:18,354 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013596311] [2022-02-10 23:45:18,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:18,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:18,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:18,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:18,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013596311] [2022-02-10 23:45:18,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013596311] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:18,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:18,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-02-10 23:45:18,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874859301] [2022-02-10 23:45:18,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:18,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-10 23:45:18,600 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:18,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-10 23:45:18,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-02-10 23:45:18,600 INFO L87 Difference]: Start difference. First operand 2709 states and 5211 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:21,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:21,689 INFO L93 Difference]: Finished difference Result 6142 states and 11864 transitions. [2022-02-10 23:45:21,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2022-02-10 23:45:21,690 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:21,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:21,696 INFO L225 Difference]: With dead ends: 6142 [2022-02-10 23:45:21,696 INFO L226 Difference]: Without dead ends: 6142 [2022-02-10 23:45:21,697 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4275 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1385, Invalid=11047, Unknown=0, NotChecked=0, Total=12432 [2022-02-10 23:45:21,697 INFO L934 BasicCegarLoop]: 486 mSDtfsCounter, 1406 mSDsluCounter, 6044 mSDsCounter, 0 mSdLazyCounter, 5468 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1406 SdHoareTripleChecker+Valid, 6526 SdHoareTripleChecker+Invalid, 5589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 5468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:21,698 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1406 Valid, 6526 Invalid, 5589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 5468 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:45:21,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6142 states. [2022-02-10 23:45:21,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6142 to 2667. [2022-02-10 23:45:21,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2667 states, 2655 states have (on average 1.9295668549905838) internal successors, (5123), 2666 states have internal predecessors, (5123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:21,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2667 states and 5123 transitions. [2022-02-10 23:45:21,732 INFO L78 Accepts]: Start accepts. Automaton has 2667 states and 5123 transitions. Word has length 133 [2022-02-10 23:45:21,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:21,733 INFO L470 AbstractCegarLoop]: Abstraction has 2667 states and 5123 transitions. [2022-02-10 23:45:21,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:21,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 5123 transitions. [2022-02-10 23:45:21,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:21,734 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:21,734 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:21,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-02-10 23:45:21,734 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:21,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:21,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1985963092, now seen corresponding path program 8 times [2022-02-10 23:45:21,734 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:21,735 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588693122] [2022-02-10 23:45:21,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:21,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:21,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:21,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:21,946 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:21,946 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588693122] [2022-02-10 23:45:21,946 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588693122] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:21,946 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:21,947 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:21,947 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071969730] [2022-02-10 23:45:21,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:21,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:21,947 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:21,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:21,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:21,947 INFO L87 Difference]: Start difference. First operand 2667 states and 5123 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:24,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:24,368 INFO L93 Difference]: Finished difference Result 6298 states and 12111 transitions. [2022-02-10 23:45:24,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-02-10 23:45:24,368 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:24,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:24,375 INFO L225 Difference]: With dead ends: 6298 [2022-02-10 23:45:24,376 INFO L226 Difference]: Without dead ends: 6298 [2022-02-10 23:45:24,376 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1694 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=786, Invalid=5066, Unknown=0, NotChecked=0, Total=5852 [2022-02-10 23:45:24,376 INFO L934 BasicCegarLoop]: 472 mSDtfsCounter, 1543 mSDsluCounter, 4761 mSDsCounter, 0 mSdLazyCounter, 4356 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 5229 SdHoareTripleChecker+Invalid, 4561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 4356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:24,376 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 5229 Invalid, 4561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 4356 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:45:24,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6298 states. [2022-02-10 23:45:24,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6298 to 2663. [2022-02-10 23:45:24,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2663 states, 2651 states have (on average 1.929460580912863) internal successors, (5115), 2662 states have internal predecessors, (5115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:24,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2663 states and 5115 transitions. [2022-02-10 23:45:24,410 INFO L78 Accepts]: Start accepts. Automaton has 2663 states and 5115 transitions. Word has length 133 [2022-02-10 23:45:24,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:24,410 INFO L470 AbstractCegarLoop]: Abstraction has 2663 states and 5115 transitions. [2022-02-10 23:45:24,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:24,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 5115 transitions. [2022-02-10 23:45:24,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:24,412 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:24,412 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:24,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-02-10 23:45:24,412 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:24,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:24,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1603242704, now seen corresponding path program 9 times [2022-02-10 23:45:24,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:24,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901918635] [2022-02-10 23:45:24,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:24,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:24,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:24,771 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:24,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901918635] [2022-02-10 23:45:24,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901918635] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:24,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:24,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:24,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375469270] [2022-02-10 23:45:24,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:24,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:24,772 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:24,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:24,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:24,772 INFO L87 Difference]: Start difference. First operand 2663 states and 5115 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:27,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:27,931 INFO L93 Difference]: Finished difference Result 6262 states and 12039 transitions. [2022-02-10 23:45:27,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-02-10 23:45:27,931 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:27,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:27,943 INFO L225 Difference]: With dead ends: 6262 [2022-02-10 23:45:27,943 INFO L226 Difference]: Without dead ends: 6262 [2022-02-10 23:45:27,944 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1814 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=809, Invalid=5353, Unknown=0, NotChecked=0, Total=6162 [2022-02-10 23:45:27,944 INFO L934 BasicCegarLoop]: 490 mSDtfsCounter, 1501 mSDsluCounter, 5043 mSDsCounter, 0 mSdLazyCounter, 4669 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1501 SdHoareTripleChecker+Valid, 5530 SdHoareTripleChecker+Invalid, 4895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 4669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:27,944 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1501 Valid, 5530 Invalid, 4895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 4669 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-10 23:45:27,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6262 states. [2022-02-10 23:45:28,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6262 to 2617. [2022-02-10 23:45:28,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2617 states, 2605 states have (on average 1.9282149712092131) internal successors, (5023), 2616 states have internal predecessors, (5023), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:28,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 2617 states and 5023 transitions. [2022-02-10 23:45:28,020 INFO L78 Accepts]: Start accepts. Automaton has 2617 states and 5023 transitions. Word has length 133 [2022-02-10 23:45:28,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:28,020 INFO L470 AbstractCegarLoop]: Abstraction has 2617 states and 5023 transitions. [2022-02-10 23:45:28,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:28,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2617 states and 5023 transitions. [2022-02-10 23:45:28,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:28,021 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:28,021 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:28,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-02-10 23:45:28,021 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:28,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:28,022 INFO L85 PathProgramCache]: Analyzing trace with hash -1314846548, now seen corresponding path program 10 times [2022-02-10 23:45:28,022 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:28,022 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721960379] [2022-02-10 23:45:28,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:28,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:28,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:28,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:28,281 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721960379] [2022-02-10 23:45:28,281 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721960379] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:28,281 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:28,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:28,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267928856] [2022-02-10 23:45:28,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:28,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:28,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:28,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:28,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:28,282 INFO L87 Difference]: Start difference. First operand 2617 states and 5023 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:31,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:31,086 INFO L93 Difference]: Finished difference Result 6628 states and 12699 transitions. [2022-02-10 23:45:31,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-02-10 23:45:31,086 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:31,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:31,093 INFO L225 Difference]: With dead ends: 6628 [2022-02-10 23:45:31,093 INFO L226 Difference]: Without dead ends: 6608 [2022-02-10 23:45:31,093 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1973 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=892, Invalid=5588, Unknown=0, NotChecked=0, Total=6480 [2022-02-10 23:45:31,093 INFO L934 BasicCegarLoop]: 424 mSDtfsCounter, 1664 mSDsluCounter, 5039 mSDsCounter, 0 mSdLazyCounter, 4606 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1664 SdHoareTripleChecker+Valid, 5458 SdHoareTripleChecker+Invalid, 4864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 4606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:31,094 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1664 Valid, 5458 Invalid, 4864 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 4606 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:45:31,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6608 states. [2022-02-10 23:45:31,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6608 to 2897. [2022-02-10 23:45:31,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2897 states, 2885 states have (on average 1.9393414211438476) internal successors, (5595), 2896 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:31,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 2897 states and 5595 transitions. [2022-02-10 23:45:31,130 INFO L78 Accepts]: Start accepts. Automaton has 2897 states and 5595 transitions. Word has length 133 [2022-02-10 23:45:31,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:31,130 INFO L470 AbstractCegarLoop]: Abstraction has 2897 states and 5595 transitions. [2022-02-10 23:45:31,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:31,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 5595 transitions. [2022-02-10 23:45:31,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:31,132 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:31,132 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:31,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-02-10 23:45:31,132 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:31,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:31,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1848654127, now seen corresponding path program 18 times [2022-02-10 23:45:31,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:31,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966494334] [2022-02-10 23:45:31,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:31,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:31,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:31,384 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:31,384 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966494334] [2022-02-10 23:45:31,384 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966494334] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:31,384 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:31,385 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-02-10 23:45:31,385 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477998931] [2022-02-10 23:45:31,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:31,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-10 23:45:31,385 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:31,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-10 23:45:31,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-02-10 23:45:31,385 INFO L87 Difference]: Start difference. First operand 2897 states and 5595 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:33,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:33,921 INFO L93 Difference]: Finished difference Result 5670 states and 10926 transitions. [2022-02-10 23:45:33,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2022-02-10 23:45:33,921 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:33,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:33,927 INFO L225 Difference]: With dead ends: 5670 [2022-02-10 23:45:33,927 INFO L226 Difference]: Without dead ends: 5670 [2022-02-10 23:45:33,928 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3404 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1127, Invalid=8973, Unknown=0, NotChecked=0, Total=10100 [2022-02-10 23:45:33,928 INFO L934 BasicCegarLoop]: 450 mSDtfsCounter, 1401 mSDsluCounter, 5012 mSDsCounter, 0 mSdLazyCounter, 4329 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1401 SdHoareTripleChecker+Valid, 5458 SdHoareTripleChecker+Invalid, 4456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 4329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:33,929 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1401 Valid, 5458 Invalid, 4456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 4329 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:45:33,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5670 states. [2022-02-10 23:45:33,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5670 to 2899. [2022-02-10 23:45:33,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2899 states, 2887 states have (on average 1.9379979217180465) internal successors, (5595), 2898 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:33,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 2899 states and 5595 transitions. [2022-02-10 23:45:33,960 INFO L78 Accepts]: Start accepts. Automaton has 2899 states and 5595 transitions. Word has length 133 [2022-02-10 23:45:33,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:33,960 INFO L470 AbstractCegarLoop]: Abstraction has 2899 states and 5595 transitions. [2022-02-10 23:45:33,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:33,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 5595 transitions. [2022-02-10 23:45:33,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:33,962 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:33,962 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:33,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-02-10 23:45:33,962 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:33,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:33,962 INFO L85 PathProgramCache]: Analyzing trace with hash 95529068, now seen corresponding path program 11 times [2022-02-10 23:45:33,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:33,963 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410811858] [2022-02-10 23:45:33,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:33,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:34,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:34,173 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:34,173 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410811858] [2022-02-10 23:45:34,173 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410811858] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:34,173 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:34,173 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:34,173 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012662345] [2022-02-10 23:45:34,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:34,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:34,173 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:34,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:34,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:34,183 INFO L87 Difference]: Start difference. First operand 2899 states and 5595 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:36,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:36,716 INFO L93 Difference]: Finished difference Result 7314 states and 14010 transitions. [2022-02-10 23:45:36,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-02-10 23:45:36,717 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:36,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:36,725 INFO L225 Difference]: With dead ends: 7314 [2022-02-10 23:45:36,725 INFO L226 Difference]: Without dead ends: 7314 [2022-02-10 23:45:36,726 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2204 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1003, Invalid=6137, Unknown=0, NotChecked=0, Total=7140 [2022-02-10 23:45:36,726 INFO L934 BasicCegarLoop]: 472 mSDtfsCounter, 1830 mSDsluCounter, 4491 mSDsCounter, 0 mSdLazyCounter, 4044 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1830 SdHoareTripleChecker+Valid, 4960 SdHoareTripleChecker+Invalid, 4335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 4044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:36,726 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1830 Valid, 4960 Invalid, 4335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 4044 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:45:36,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7314 states. [2022-02-10 23:45:36,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7314 to 2901. [2022-02-10 23:45:36,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2901 states, 2889 states have (on average 1.9380408445829007) internal successors, (5599), 2900 states have internal predecessors, (5599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:36,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 2901 states and 5599 transitions. [2022-02-10 23:45:36,762 INFO L78 Accepts]: Start accepts. Automaton has 2901 states and 5599 transitions. Word has length 133 [2022-02-10 23:45:36,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:36,763 INFO L470 AbstractCegarLoop]: Abstraction has 2901 states and 5599 transitions. [2022-02-10 23:45:36,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:36,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2901 states and 5599 transitions. [2022-02-10 23:45:36,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:36,764 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:36,764 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:36,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-02-10 23:45:36,764 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:36,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:36,765 INFO L85 PathProgramCache]: Analyzing trace with hash 478249456, now seen corresponding path program 12 times [2022-02-10 23:45:36,765 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:36,765 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996603486] [2022-02-10 23:45:36,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:36,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:36,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:36,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:36,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996603486] [2022-02-10 23:45:36,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996603486] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:36,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:36,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:36,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615870953] [2022-02-10 23:45:36,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:36,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:36,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:36,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:36,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:36,990 INFO L87 Difference]: Start difference. First operand 2901 states and 5599 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:39,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:39,818 INFO L93 Difference]: Finished difference Result 7453 states and 14288 transitions. [2022-02-10 23:45:39,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2022-02-10 23:45:39,819 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:39,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:39,826 INFO L225 Difference]: With dead ends: 7453 [2022-02-10 23:45:39,826 INFO L226 Difference]: Without dead ends: 7453 [2022-02-10 23:45:39,826 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2340 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1033, Invalid=6449, Unknown=0, NotChecked=0, Total=7482 [2022-02-10 23:45:39,827 INFO L934 BasicCegarLoop]: 488 mSDtfsCounter, 1799 mSDsluCounter, 5153 mSDsCounter, 0 mSdLazyCounter, 4876 mSolverCounterSat, 308 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1799 SdHoareTripleChecker+Valid, 5638 SdHoareTripleChecker+Invalid, 5184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 308 IncrementalHoareTripleChecker+Valid, 4876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:39,827 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1799 Valid, 5638 Invalid, 5184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [308 Valid, 4876 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:45:39,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7453 states. [2022-02-10 23:45:39,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7453 to 2899. [2022-02-10 23:45:39,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2899 states, 2887 states have (on average 1.9379979217180465) internal successors, (5595), 2898 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:39,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 2899 states and 5595 transitions. [2022-02-10 23:45:39,860 INFO L78 Accepts]: Start accepts. Automaton has 2899 states and 5595 transitions. Word has length 133 [2022-02-10 23:45:39,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:39,860 INFO L470 AbstractCegarLoop]: Abstraction has 2899 states and 5595 transitions. [2022-02-10 23:45:39,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:39,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 5595 transitions. [2022-02-10 23:45:39,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:39,861 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:39,861 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:39,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-02-10 23:45:39,862 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:39,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:39,862 INFO L85 PathProgramCache]: Analyzing trace with hash -2000142996, now seen corresponding path program 13 times [2022-02-10 23:45:39,862 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:39,862 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670444608] [2022-02-10 23:45:39,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:39,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:40,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:40,081 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:40,081 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670444608] [2022-02-10 23:45:40,081 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670444608] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:40,081 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:40,081 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:40,081 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277062090] [2022-02-10 23:45:40,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:40,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:40,082 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:40,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:40,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:40,082 INFO L87 Difference]: Start difference. First operand 2899 states and 5595 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:42,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:42,981 INFO L93 Difference]: Finished difference Result 6148 states and 11812 transitions. [2022-02-10 23:45:42,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-02-10 23:45:42,982 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:42,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:42,988 INFO L225 Difference]: With dead ends: 6148 [2022-02-10 23:45:42,988 INFO L226 Difference]: Without dead ends: 6128 [2022-02-10 23:45:42,988 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2417 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1132, Invalid=6700, Unknown=0, NotChecked=0, Total=7832 [2022-02-10 23:45:42,988 INFO L934 BasicCegarLoop]: 454 mSDtfsCounter, 1479 mSDsluCounter, 5121 mSDsCounter, 0 mSdLazyCounter, 4843 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1479 SdHoareTripleChecker+Valid, 5571 SdHoareTripleChecker+Invalid, 5121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 4843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:42,989 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1479 Valid, 5571 Invalid, 5121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 4843 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:45:42,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6128 states. [2022-02-10 23:45:43,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6128 to 3200. [2022-02-10 23:45:43,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3200 states, 3188 states have (on average 1.9523212045169385) internal successors, (6224), 3199 states have internal predecessors, (6224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:43,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 3200 states and 6224 transitions. [2022-02-10 23:45:43,022 INFO L78 Accepts]: Start accepts. Automaton has 3200 states and 6224 transitions. Word has length 133 [2022-02-10 23:45:43,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:43,022 INFO L470 AbstractCegarLoop]: Abstraction has 3200 states and 6224 transitions. [2022-02-10 23:45:43,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:43,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 6224 transitions. [2022-02-10 23:45:43,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:43,024 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:43,024 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:43,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-02-10 23:45:43,024 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:43,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:43,024 INFO L85 PathProgramCache]: Analyzing trace with hash 46033870, now seen corresponding path program 14 times [2022-02-10 23:45:43,025 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:43,025 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111713351] [2022-02-10 23:45:43,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:43,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:43,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:43,242 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:43,242 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111713351] [2022-02-10 23:45:43,242 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111713351] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:43,242 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:43,242 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:43,242 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335648637] [2022-02-10 23:45:43,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:43,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:43,242 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:43,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:43,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:43,243 INFO L87 Difference]: Start difference. First operand 3200 states and 6224 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:46,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:46,180 INFO L93 Difference]: Finished difference Result 5812 states and 11145 transitions. [2022-02-10 23:45:46,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-02-10 23:45:46,181 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:46,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:46,187 INFO L225 Difference]: With dead ends: 5812 [2022-02-10 23:45:46,187 INFO L226 Difference]: Without dead ends: 5812 [2022-02-10 23:45:46,188 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2220 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1053, Invalid=6257, Unknown=0, NotChecked=0, Total=7310 [2022-02-10 23:45:46,188 INFO L934 BasicCegarLoop]: 457 mSDtfsCounter, 1531 mSDsluCounter, 5121 mSDsCounter, 0 mSdLazyCounter, 5149 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1531 SdHoareTripleChecker+Valid, 5574 SdHoareTripleChecker+Invalid, 5459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 5149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:46,188 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1531 Valid, 5574 Invalid, 5459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 5149 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:45:46,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5812 states. [2022-02-10 23:45:46,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5812 to 3174. [2022-02-10 23:45:46,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3174 states, 3162 states have (on average 1.9519291587602783) internal successors, (6172), 3173 states have internal predecessors, (6172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:46,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 3174 states and 6172 transitions. [2022-02-10 23:45:46,224 INFO L78 Accepts]: Start accepts. Automaton has 3174 states and 6172 transitions. Word has length 133 [2022-02-10 23:45:46,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:46,224 INFO L470 AbstractCegarLoop]: Abstraction has 3174 states and 6172 transitions. [2022-02-10 23:45:46,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:46,224 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 6172 transitions. [2022-02-10 23:45:46,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:46,226 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:46,226 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:46,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-02-10 23:45:46,226 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:46,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:46,226 INFO L85 PathProgramCache]: Analyzing trace with hash -209318331, now seen corresponding path program 19 times [2022-02-10 23:45:46,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:46,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632813031] [2022-02-10 23:45:46,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:46,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:46,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:46,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:46,589 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632813031] [2022-02-10 23:45:46,589 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632813031] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:46,589 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:46,589 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:45:46,589 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899172011] [2022-02-10 23:45:46,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:46,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:45:46,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:46,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:45:46,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:45:46,590 INFO L87 Difference]: Start difference. First operand 3174 states and 6172 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:48,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:48,219 INFO L93 Difference]: Finished difference Result 4349 states and 8506 transitions. [2022-02-10 23:45:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:45:48,220 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:48,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:48,224 INFO L225 Difference]: With dead ends: 4349 [2022-02-10 23:45:48,224 INFO L226 Difference]: Without dead ends: 4349 [2022-02-10 23:45:48,225 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=560, Invalid=3100, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:45:48,225 INFO L934 BasicCegarLoop]: 213 mSDtfsCounter, 927 mSDsluCounter, 2666 mSDsCounter, 0 mSdLazyCounter, 2327 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 927 SdHoareTripleChecker+Valid, 2875 SdHoareTripleChecker+Invalid, 2442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 2327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:48,225 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [927 Valid, 2875 Invalid, 2442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 2327 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:48,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4349 states. [2022-02-10 23:45:48,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4349 to 3272. [2022-02-10 23:45:48,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 3260 states have (on average 1.9533742331288344) internal successors, (6368), 3271 states have internal predecessors, (6368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:48,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 6368 transitions. [2022-02-10 23:45:48,253 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 6368 transitions. Word has length 133 [2022-02-10 23:45:48,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:48,254 INFO L470 AbstractCegarLoop]: Abstraction has 3272 states and 6368 transitions. [2022-02-10 23:45:48,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:48,254 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 6368 transitions. [2022-02-10 23:45:48,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:48,255 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:48,255 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:48,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-02-10 23:45:48,255 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:48,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:48,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1474995721, now seen corresponding path program 20 times [2022-02-10 23:45:48,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:48,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110543353] [2022-02-10 23:45:48,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:48,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:48,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:48,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:48,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110543353] [2022-02-10 23:45:48,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110543353] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:48,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:48,572 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:48,572 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314706095] [2022-02-10 23:45:48,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:48,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:48,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:48,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:48,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:48,573 INFO L87 Difference]: Start difference. First operand 3272 states and 6368 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:50,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:50,106 INFO L93 Difference]: Finished difference Result 4393 states and 8592 transitions. [2022-02-10 23:45:50,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:45:50,106 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:50,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:50,111 INFO L225 Difference]: With dead ends: 4393 [2022-02-10 23:45:50,111 INFO L226 Difference]: Without dead ends: 4393 [2022-02-10 23:45:50,111 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 814 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=559, Invalid=2863, Unknown=0, NotChecked=0, Total=3422 [2022-02-10 23:45:50,112 INFO L934 BasicCegarLoop]: 234 mSDtfsCounter, 1055 mSDsluCounter, 2813 mSDsCounter, 0 mSdLazyCounter, 2243 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1055 SdHoareTripleChecker+Valid, 3045 SdHoareTripleChecker+Invalid, 2382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 2243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:50,112 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1055 Valid, 3045 Invalid, 2382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 2243 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:50,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4393 states. [2022-02-10 23:45:50,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4393 to 3283. [2022-02-10 23:45:50,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3283 states, 3271 states have (on average 1.9535310302659736) internal successors, (6390), 3282 states have internal predecessors, (6390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:50,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 3283 states and 6390 transitions. [2022-02-10 23:45:50,140 INFO L78 Accepts]: Start accepts. Automaton has 3283 states and 6390 transitions. Word has length 133 [2022-02-10 23:45:50,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:50,141 INFO L470 AbstractCegarLoop]: Abstraction has 3283 states and 6390 transitions. [2022-02-10 23:45:50,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:50,141 INFO L276 IsEmpty]: Start isEmpty. Operand 3283 states and 6390 transitions. [2022-02-10 23:45:50,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:50,142 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:50,142 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:50,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-02-10 23:45:50,143 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:50,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:50,143 INFO L85 PathProgramCache]: Analyzing trace with hash 568107235, now seen corresponding path program 21 times [2022-02-10 23:45:50,143 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:50,143 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059321555] [2022-02-10 23:45:50,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:50,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:50,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:50,460 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:50,460 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059321555] [2022-02-10 23:45:50,460 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059321555] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:50,460 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:50,460 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:45:50,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767679506] [2022-02-10 23:45:50,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:50,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:45:50,461 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:50,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:45:50,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:45:50,461 INFO L87 Difference]: Start difference. First operand 3283 states and 6390 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:52,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:52,253 INFO L93 Difference]: Finished difference Result 4443 states and 8690 transitions. [2022-02-10 23:45:52,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:45:52,253 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:52,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:52,258 INFO L225 Difference]: With dead ends: 4443 [2022-02-10 23:45:52,258 INFO L226 Difference]: Without dead ends: 4443 [2022-02-10 23:45:52,258 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1339 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=727, Invalid=4243, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:45:52,259 INFO L934 BasicCegarLoop]: 229 mSDtfsCounter, 1254 mSDsluCounter, 2712 mSDsCounter, 0 mSdLazyCounter, 2414 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1254 SdHoareTripleChecker+Valid, 2937 SdHoareTripleChecker+Invalid, 2615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 2414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:52,259 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1254 Valid, 2937 Invalid, 2615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 2414 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:52,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4443 states. [2022-02-10 23:45:52,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4443 to 3294. [2022-02-10 23:45:52,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3294 states, 3282 states have (on average 1.9536867763558805) internal successors, (6412), 3293 states have internal predecessors, (6412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:52,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 6412 transitions. [2022-02-10 23:45:52,288 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 6412 transitions. Word has length 133 [2022-02-10 23:45:52,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:52,288 INFO L470 AbstractCegarLoop]: Abstraction has 3294 states and 6412 transitions. [2022-02-10 23:45:52,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:52,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 6412 transitions. [2022-02-10 23:45:52,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:52,290 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:52,290 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:52,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-02-10 23:45:52,290 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:52,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:52,290 INFO L85 PathProgramCache]: Analyzing trace with hash -620764079, now seen corresponding path program 22 times [2022-02-10 23:45:52,290 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:52,290 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181967912] [2022-02-10 23:45:52,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:52,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:52,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:52,570 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:52,570 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181967912] [2022-02-10 23:45:52,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181967912] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:52,570 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:52,571 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:52,571 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040467076] [2022-02-10 23:45:52,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:52,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:52,571 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:52,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:52,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:52,571 INFO L87 Difference]: Start difference. First operand 3294 states and 6412 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:54,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:54,513 INFO L93 Difference]: Finished difference Result 4638 states and 9074 transitions. [2022-02-10 23:45:54,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-02-10 23:45:54,513 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:54,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:54,518 INFO L225 Difference]: With dead ends: 4638 [2022-02-10 23:45:54,518 INFO L226 Difference]: Without dead ends: 4638 [2022-02-10 23:45:54,519 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1610 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=923, Invalid=4929, Unknown=0, NotChecked=0, Total=5852 [2022-02-10 23:45:54,520 INFO L934 BasicCegarLoop]: 308 mSDtfsCounter, 1099 mSDsluCounter, 3337 mSDsCounter, 0 mSdLazyCounter, 2729 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1099 SdHoareTripleChecker+Valid, 3643 SdHoareTripleChecker+Invalid, 2916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 2729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:54,520 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1099 Valid, 3643 Invalid, 2916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 2729 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:45:54,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4638 states. [2022-02-10 23:45:54,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4638 to 3305. [2022-02-10 23:45:54,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3305 states, 3293 states have (on average 1.9538414819313696) internal successors, (6434), 3304 states have internal predecessors, (6434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:54,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 3305 states and 6434 transitions. [2022-02-10 23:45:54,577 INFO L78 Accepts]: Start accepts. Automaton has 3305 states and 6434 transitions. Word has length 133 [2022-02-10 23:45:54,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:54,577 INFO L470 AbstractCegarLoop]: Abstraction has 3305 states and 6434 transitions. [2022-02-10 23:45:54,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:54,577 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 6434 transitions. [2022-02-10 23:45:54,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:54,579 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:54,579 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:54,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-02-10 23:45:54,579 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:54,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:54,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1153721608, now seen corresponding path program 15 times [2022-02-10 23:45:54,580 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:54,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903732989] [2022-02-10 23:45:54,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:54,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:54,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:54,833 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:54,833 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903732989] [2022-02-10 23:45:54,833 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903732989] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:54,833 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:54,833 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-02-10 23:45:54,833 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386121748] [2022-02-10 23:45:54,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:54,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-10 23:45:54,833 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:54,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-10 23:45:54,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2022-02-10 23:45:54,834 INFO L87 Difference]: Start difference. First operand 3305 states and 6434 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:56,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:56,817 INFO L93 Difference]: Finished difference Result 5512 states and 10664 transitions. [2022-02-10 23:45:56,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:45:56,818 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:56,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:56,824 INFO L225 Difference]: With dead ends: 5512 [2022-02-10 23:45:56,824 INFO L226 Difference]: Without dead ends: 5512 [2022-02-10 23:45:56,824 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1020 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=490, Invalid=3416, Unknown=0, NotChecked=0, Total=3906 [2022-02-10 23:45:56,825 INFO L934 BasicCegarLoop]: 321 mSDtfsCounter, 1592 mSDsluCounter, 3832 mSDsCounter, 0 mSdLazyCounter, 3982 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1592 SdHoareTripleChecker+Valid, 4147 SdHoareTripleChecker+Invalid, 4196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 3982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:56,825 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1592 Valid, 4147 Invalid, 4196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 3982 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:45:56,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5512 states. [2022-02-10 23:45:56,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5512 to 3312. [2022-02-10 23:45:56,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3312 states, 3300 states have (on average 1.955151515151515) internal successors, (6452), 3311 states have internal predecessors, (6452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:56,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 3312 states and 6452 transitions. [2022-02-10 23:45:56,872 INFO L78 Accepts]: Start accepts. Automaton has 3312 states and 6452 transitions. Word has length 133 [2022-02-10 23:45:56,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:56,872 INFO L470 AbstractCegarLoop]: Abstraction has 3312 states and 6452 transitions. [2022-02-10 23:45:56,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:56,872 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 6452 transitions. [2022-02-10 23:45:56,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:56,873 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:56,873 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:56,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-02-10 23:45:56,874 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:56,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:56,874 INFO L85 PathProgramCache]: Analyzing trace with hash -1796535157, now seen corresponding path program 23 times [2022-02-10 23:45:56,874 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:56,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396344490] [2022-02-10 23:45:56,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:56,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:57,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:57,100 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:57,100 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396344490] [2022-02-10 23:45:57,101 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396344490] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:57,101 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:57,101 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-02-10 23:45:57,101 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248840217] [2022-02-10 23:45:57,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:57,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-10 23:45:57,101 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:57,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-10 23:45:57,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-02-10 23:45:57,102 INFO L87 Difference]: Start difference. First operand 3312 states and 6452 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:59,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:59,451 INFO L93 Difference]: Finished difference Result 5071 states and 9858 transitions. [2022-02-10 23:45:59,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-02-10 23:45:59,451 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:45:59,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:59,456 INFO L225 Difference]: With dead ends: 5071 [2022-02-10 23:45:59,456 INFO L226 Difference]: Without dead ends: 5071 [2022-02-10 23:45:59,456 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1680 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=736, Invalid=5116, Unknown=0, NotChecked=0, Total=5852 [2022-02-10 23:45:59,456 INFO L934 BasicCegarLoop]: 336 mSDtfsCounter, 1231 mSDsluCounter, 4725 mSDsCounter, 0 mSdLazyCounter, 4697 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1231 SdHoareTripleChecker+Valid, 5057 SdHoareTripleChecker+Invalid, 4802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 4697 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:59,456 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1231 Valid, 5057 Invalid, 4802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 4697 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:45:59,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5071 states. [2022-02-10 23:45:59,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5071 to 3236. [2022-02-10 23:45:59,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3236 states, 3224 states have (on average 1.9528535980148884) internal successors, (6296), 3235 states have internal predecessors, (6296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:59,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 3236 states and 6296 transitions. [2022-02-10 23:45:59,486 INFO L78 Accepts]: Start accepts. Automaton has 3236 states and 6296 transitions. Word has length 133 [2022-02-10 23:45:59,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:59,486 INFO L470 AbstractCegarLoop]: Abstraction has 3236 states and 6296 transitions. [2022-02-10 23:45:59,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:59,486 INFO L276 IsEmpty]: Start isEmpty. Operand 3236 states and 6296 transitions. [2022-02-10 23:45:59,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:45:59,488 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:59,488 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:59,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-02-10 23:45:59,488 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:59,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:59,488 INFO L85 PathProgramCache]: Analyzing trace with hash 434970184, now seen corresponding path program 16 times [2022-02-10 23:45:59,488 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:59,489 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488050370] [2022-02-10 23:45:59,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:59,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:59,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:59,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:59,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:59,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488050370] [2022-02-10 23:45:59,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488050370] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:59,684 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:59,684 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:59,684 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861503107] [2022-02-10 23:45:59,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:59,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:59,684 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:59,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:59,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:59,684 INFO L87 Difference]: Start difference. First operand 3236 states and 6296 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:01,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:01,757 INFO L93 Difference]: Finished difference Result 7150 states and 13799 transitions. [2022-02-10 23:46:01,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-10 23:46:01,757 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:01,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:01,765 INFO L225 Difference]: With dead ends: 7150 [2022-02-10 23:46:01,765 INFO L226 Difference]: Without dead ends: 7150 [2022-02-10 23:46:01,766 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1076 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=541, Invalid=3491, Unknown=0, NotChecked=0, Total=4032 [2022-02-10 23:46:01,766 INFO L934 BasicCegarLoop]: 400 mSDtfsCounter, 1507 mSDsluCounter, 4400 mSDsCounter, 0 mSdLazyCounter, 3882 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 4796 SdHoareTripleChecker+Invalid, 4076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 3882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:01,766 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 4796 Invalid, 4076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 3882 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:46:01,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7150 states. [2022-02-10 23:46:01,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7150 to 3316. [2022-02-10 23:46:01,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3316 states, 3304 states have (on average 1.9552058111380146) internal successors, (6460), 3315 states have internal predecessors, (6460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:01,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3316 states to 3316 states and 6460 transitions. [2022-02-10 23:46:01,808 INFO L78 Accepts]: Start accepts. Automaton has 3316 states and 6460 transitions. Word has length 133 [2022-02-10 23:46:01,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:01,809 INFO L470 AbstractCegarLoop]: Abstraction has 3316 states and 6460 transitions. [2022-02-10 23:46:01,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:01,809 INFO L276 IsEmpty]: Start isEmpty. Operand 3316 states and 6460 transitions. [2022-02-10 23:46:01,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:01,810 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:01,810 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:01,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-02-10 23:46:01,811 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:01,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:01,811 INFO L85 PathProgramCache]: Analyzing trace with hash -696496437, now seen corresponding path program 24 times [2022-02-10 23:46:01,811 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:01,811 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391583205] [2022-02-10 23:46:01,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:01,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:02,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:02,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:02,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391583205] [2022-02-10 23:46:02,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391583205] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:02,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:02,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-02-10 23:46:02,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314644910] [2022-02-10 23:46:02,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:02,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-10 23:46:02,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:02,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-10 23:46:02,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-02-10 23:46:02,105 INFO L87 Difference]: Start difference. First operand 3316 states and 6460 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:04,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:04,938 INFO L93 Difference]: Finished difference Result 6277 states and 12187 transitions. [2022-02-10 23:46:04,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2022-02-10 23:46:04,939 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:04,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:04,945 INFO L225 Difference]: With dead ends: 6277 [2022-02-10 23:46:04,945 INFO L226 Difference]: Without dead ends: 6277 [2022-02-10 23:46:04,946 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2728 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1034, Invalid=7522, Unknown=0, NotChecked=0, Total=8556 [2022-02-10 23:46:04,946 INFO L934 BasicCegarLoop]: 433 mSDtfsCounter, 1238 mSDsluCounter, 5938 mSDsCounter, 0 mSdLazyCounter, 5238 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1238 SdHoareTripleChecker+Valid, 6367 SdHoareTripleChecker+Invalid, 5342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 5238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:04,946 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1238 Valid, 6367 Invalid, 5342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 5238 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:46:04,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6277 states. [2022-02-10 23:46:04,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6277 to 3274. [2022-02-10 23:46:04,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3274 states, 3262 states have (on average 1.95340282035561) internal successors, (6372), 3273 states have internal predecessors, (6372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:04,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 3274 states and 6372 transitions. [2022-02-10 23:46:04,984 INFO L78 Accepts]: Start accepts. Automaton has 3274 states and 6372 transitions. Word has length 133 [2022-02-10 23:46:04,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:04,984 INFO L470 AbstractCegarLoop]: Abstraction has 3274 states and 6372 transitions. [2022-02-10 23:46:04,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:04,984 INFO L276 IsEmpty]: Start isEmpty. Operand 3274 states and 6372 transitions. [2022-02-10 23:46:04,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:04,986 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:04,986 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:04,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-02-10 23:46:04,986 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:04,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:04,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1845345800, now seen corresponding path program 17 times [2022-02-10 23:46:04,986 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:04,986 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788407623] [2022-02-10 23:46:04,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:04,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:05,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:05,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:05,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788407623] [2022-02-10 23:46:05,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788407623] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:05,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:05,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:05,231 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661397432] [2022-02-10 23:46:05,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:05,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:05,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:05,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:05,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:05,232 INFO L87 Difference]: Start difference. First operand 3274 states and 6372 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:07,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:07,480 INFO L93 Difference]: Finished difference Result 6418 states and 12404 transitions. [2022-02-10 23:46:07,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-10 23:46:07,481 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:07,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:07,488 INFO L225 Difference]: With dead ends: 6418 [2022-02-10 23:46:07,488 INFO L226 Difference]: Without dead ends: 6418 [2022-02-10 23:46:07,489 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 994 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=546, Invalid=3360, Unknown=0, NotChecked=0, Total=3906 [2022-02-10 23:46:07,489 INFO L934 BasicCegarLoop]: 420 mSDtfsCounter, 1364 mSDsluCounter, 4895 mSDsCounter, 0 mSdLazyCounter, 4496 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 5311 SdHoareTripleChecker+Invalid, 4681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 4496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:07,489 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 5311 Invalid, 4681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 4496 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:46:07,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6418 states. [2022-02-10 23:46:07,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6418 to 3270. [2022-02-10 23:46:07,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3270 states, 3258 states have (on average 1.9533456108041742) internal successors, (6364), 3269 states have internal predecessors, (6364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:07,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 3270 states and 6364 transitions. [2022-02-10 23:46:07,531 INFO L78 Accepts]: Start accepts. Automaton has 3270 states and 6364 transitions. Word has length 133 [2022-02-10 23:46:07,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:07,532 INFO L470 AbstractCegarLoop]: Abstraction has 3270 states and 6364 transitions. [2022-02-10 23:46:07,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:07,532 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 6364 transitions. [2022-02-10 23:46:07,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:07,533 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:07,533 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:07,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-02-10 23:46:07,534 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:07,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:07,534 INFO L85 PathProgramCache]: Analyzing trace with hash -2066901108, now seen corresponding path program 18 times [2022-02-10 23:46:07,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:07,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505319069] [2022-02-10 23:46:07,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:07,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:07,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:07,737 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:07,737 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505319069] [2022-02-10 23:46:07,737 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505319069] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:07,737 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:07,737 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:07,737 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349071806] [2022-02-10 23:46:07,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:07,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:07,737 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:07,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:07,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:07,738 INFO L87 Difference]: Start difference. First operand 3270 states and 6364 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:09,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:09,819 INFO L93 Difference]: Finished difference Result 6382 states and 12332 transitions. [2022-02-10 23:46:09,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-02-10 23:46:09,819 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:09,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:09,827 INFO L225 Difference]: With dead ends: 6382 [2022-02-10 23:46:09,827 INFO L226 Difference]: Without dead ends: 6382 [2022-02-10 23:46:09,827 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1086 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=568, Invalid=3592, Unknown=0, NotChecked=0, Total=4160 [2022-02-10 23:46:09,828 INFO L934 BasicCegarLoop]: 438 mSDtfsCounter, 1616 mSDsluCounter, 4325 mSDsCounter, 0 mSdLazyCounter, 4005 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1616 SdHoareTripleChecker+Valid, 4760 SdHoareTripleChecker+Invalid, 4255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 4005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:09,828 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1616 Valid, 4760 Invalid, 4255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 4005 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:46:09,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6382 states. [2022-02-10 23:46:09,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6382 to 3244. [2022-02-10 23:46:09,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3244 states, 3232 states have (on average 1.952970297029703) internal successors, (6312), 3243 states have internal predecessors, (6312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:09,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 3244 states and 6312 transitions. [2022-02-10 23:46:09,869 INFO L78 Accepts]: Start accepts. Automaton has 3244 states and 6312 transitions. Word has length 133 [2022-02-10 23:46:09,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:09,869 INFO L470 AbstractCegarLoop]: Abstraction has 3244 states and 6312 transitions. [2022-02-10 23:46:09,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:09,869 INFO L276 IsEmpty]: Start isEmpty. Operand 3244 states and 6312 transitions. [2022-02-10 23:46:09,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:09,871 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:09,871 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:09,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-02-10 23:46:09,871 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:09,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:09,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1778504952, now seen corresponding path program 19 times [2022-02-10 23:46:09,872 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:09,872 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134495457] [2022-02-10 23:46:09,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:09,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:10,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:10,092 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:10,092 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134495457] [2022-02-10 23:46:10,092 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134495457] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:10,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:10,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:10,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539411923] [2022-02-10 23:46:10,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:10,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:10,093 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:10,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:10,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:10,093 INFO L87 Difference]: Start difference. First operand 3244 states and 6312 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:12,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:12,469 INFO L93 Difference]: Finished difference Result 7292 states and 14068 transitions. [2022-02-10 23:46:12,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:46:12,469 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:12,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:12,478 INFO L225 Difference]: With dead ends: 7292 [2022-02-10 23:46:12,478 INFO L226 Difference]: Without dead ends: 7272 [2022-02-10 23:46:12,479 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1465 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=687, Invalid=4425, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:46:12,479 INFO L934 BasicCegarLoop]: 425 mSDtfsCounter, 1508 mSDsluCounter, 4956 mSDsCounter, 0 mSdLazyCounter, 4407 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1508 SdHoareTripleChecker+Valid, 5376 SdHoareTripleChecker+Invalid, 4624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 4407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:12,479 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1508 Valid, 5376 Invalid, 4624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 4407 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:46:12,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7272 states. [2022-02-10 23:46:12,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7272 to 3340. [2022-02-10 23:46:12,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9555288461538463) internal successors, (6508), 3339 states have internal predecessors, (6508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:12,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6508 transitions. [2022-02-10 23:46:12,522 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6508 transitions. Word has length 133 [2022-02-10 23:46:12,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:12,522 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6508 transitions. [2022-02-10 23:46:12,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:12,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6508 transitions. [2022-02-10 23:46:12,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:12,523 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:12,523 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:12,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-02-10 23:46:12,524 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:12,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:12,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1384995723, now seen corresponding path program 25 times [2022-02-10 23:46:12,524 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:12,524 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186756323] [2022-02-10 23:46:12,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:12,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:12,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:12,760 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:12,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186756323] [2022-02-10 23:46:12,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186756323] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:12,761 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:12,761 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-02-10 23:46:12,761 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966841684] [2022-02-10 23:46:12,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:12,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-10 23:46:12,761 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:12,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-10 23:46:12,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-02-10 23:46:12,762 INFO L87 Difference]: Start difference. First operand 3340 states and 6508 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:15,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:15,604 INFO L93 Difference]: Finished difference Result 6379 states and 12385 transitions. [2022-02-10 23:46:15,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-02-10 23:46:15,604 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:15,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:15,610 INFO L225 Difference]: With dead ends: 6379 [2022-02-10 23:46:15,611 INFO L226 Difference]: Without dead ends: 6379 [2022-02-10 23:46:15,611 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3225 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1128, Invalid=8574, Unknown=0, NotChecked=0, Total=9702 [2022-02-10 23:46:15,611 INFO L934 BasicCegarLoop]: 445 mSDtfsCounter, 1444 mSDsluCounter, 5788 mSDsCounter, 0 mSdLazyCounter, 5422 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1444 SdHoareTripleChecker+Valid, 6229 SdHoareTripleChecker+Invalid, 5526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 5422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:15,611 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1444 Valid, 6229 Invalid, 5526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 5422 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:46:15,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6379 states. [2022-02-10 23:46:15,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6379 to 3310. [2022-02-10 23:46:15,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3310 states, 3298 states have (on average 1.9539114614918132) internal successors, (6444), 3309 states have internal predecessors, (6444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:15,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 6444 transitions. [2022-02-10 23:46:15,645 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 6444 transitions. Word has length 133 [2022-02-10 23:46:15,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:15,645 INFO L470 AbstractCegarLoop]: Abstraction has 3310 states and 6444 transitions. [2022-02-10 23:46:15,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:15,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 6444 transitions. [2022-02-10 23:46:15,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:15,646 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:15,647 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:15,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-02-10 23:46:15,647 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:15,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:15,647 INFO L85 PathProgramCache]: Analyzing trace with hash -368129336, now seen corresponding path program 20 times [2022-02-10 23:46:15,647 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:15,647 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220268900] [2022-02-10 23:46:15,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:15,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:15,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:15,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:15,855 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220268900] [2022-02-10 23:46:15,855 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220268900] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:15,855 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:15,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:15,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632062146] [2022-02-10 23:46:15,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:15,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:15,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:15,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:15,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:15,856 INFO L87 Difference]: Start difference. First operand 3310 states and 6444 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:18,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:18,589 INFO L93 Difference]: Finished difference Result 7978 states and 15379 transitions. [2022-02-10 23:46:18,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:46:18,590 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:18,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:18,599 INFO L225 Difference]: With dead ends: 7978 [2022-02-10 23:46:18,599 INFO L226 Difference]: Without dead ends: 7978 [2022-02-10 23:46:18,599 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1552 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=750, Invalid=4652, Unknown=0, NotChecked=0, Total=5402 [2022-02-10 23:46:18,600 INFO L934 BasicCegarLoop]: 471 mSDtfsCounter, 1456 mSDsluCounter, 5621 mSDsCounter, 0 mSdLazyCounter, 5183 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1456 SdHoareTripleChecker+Valid, 6088 SdHoareTripleChecker+Invalid, 5420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 5183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:18,600 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1456 Valid, 6088 Invalid, 5420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 5183 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-10 23:46:18,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7978 states. [2022-02-10 23:46:18,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7978 to 3312. [2022-02-10 23:46:18,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3312 states, 3300 states have (on average 1.9539393939393939) internal successors, (6448), 3311 states have internal predecessors, (6448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:18,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 3312 states and 6448 transitions. [2022-02-10 23:46:18,647 INFO L78 Accepts]: Start accepts. Automaton has 3312 states and 6448 transitions. Word has length 133 [2022-02-10 23:46:18,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:18,647 INFO L470 AbstractCegarLoop]: Abstraction has 3312 states and 6448 transitions. [2022-02-10 23:46:18,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:18,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 6448 transitions. [2022-02-10 23:46:18,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:18,648 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:18,648 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:18,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-02-10 23:46:18,649 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:18,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:18,649 INFO L85 PathProgramCache]: Analyzing trace with hash 14591052, now seen corresponding path program 21 times [2022-02-10 23:46:18,649 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:18,649 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758070900] [2022-02-10 23:46:18,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:18,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:18,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:18,852 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:18,852 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758070900] [2022-02-10 23:46:18,853 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758070900] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:18,853 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:18,853 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:18,853 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230343645] [2022-02-10 23:46:18,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:18,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:18,853 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:18,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:18,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:18,853 INFO L87 Difference]: Start difference. First operand 3312 states and 6448 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:21,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:21,574 INFO L93 Difference]: Finished difference Result 8117 states and 15657 transitions. [2022-02-10 23:46:21,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-02-10 23:46:21,578 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:21,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:21,588 INFO L225 Difference]: With dead ends: 8117 [2022-02-10 23:46:21,588 INFO L226 Difference]: Without dead ends: 8117 [2022-02-10 23:46:21,589 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1666 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=779, Invalid=4921, Unknown=0, NotChecked=0, Total=5700 [2022-02-10 23:46:21,589 INFO L934 BasicCegarLoop]: 487 mSDtfsCounter, 1650 mSDsluCounter, 5428 mSDsCounter, 0 mSdLazyCounter, 5137 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1650 SdHoareTripleChecker+Valid, 5911 SdHoareTripleChecker+Invalid, 5400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 5137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:21,589 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1650 Valid, 5911 Invalid, 5400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 5137 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:46:21,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8117 states. [2022-02-10 23:46:21,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8117 to 3302. [2022-02-10 23:46:21,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3302 states, 3290 states have (on average 1.9537993920972645) internal successors, (6428), 3301 states have internal predecessors, (6428), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:21,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 3302 states and 6428 transitions. [2022-02-10 23:46:21,633 INFO L78 Accepts]: Start accepts. Automaton has 3302 states and 6428 transitions. Word has length 133 [2022-02-10 23:46:21,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:21,633 INFO L470 AbstractCegarLoop]: Abstraction has 3302 states and 6428 transitions. [2022-02-10 23:46:21,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:21,633 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 6428 transitions. [2022-02-10 23:46:21,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:21,634 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:21,635 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:21,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-02-10 23:46:21,635 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:21,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:21,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1831165896, now seen corresponding path program 22 times [2022-02-10 23:46:21,635 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:21,635 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786463215] [2022-02-10 23:46:21,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:21,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:21,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:21,856 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:21,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786463215] [2022-02-10 23:46:21,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786463215] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:21,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:21,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:21,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284482522] [2022-02-10 23:46:21,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:21,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:21,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:21,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:21,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:21,857 INFO L87 Difference]: Start difference. First operand 3302 states and 6428 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:24,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:24,436 INFO L93 Difference]: Finished difference Result 6812 states and 13181 transitions. [2022-02-10 23:46:24,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-02-10 23:46:24,437 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:24,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:24,443 INFO L225 Difference]: With dead ends: 6812 [2022-02-10 23:46:24,443 INFO L226 Difference]: Without dead ends: 6792 [2022-02-10 23:46:24,444 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1734 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=860, Invalid=5146, Unknown=0, NotChecked=0, Total=6006 [2022-02-10 23:46:24,444 INFO L934 BasicCegarLoop]: 449 mSDtfsCounter, 1544 mSDsluCounter, 4941 mSDsCounter, 0 mSdLazyCounter, 4668 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1544 SdHoareTripleChecker+Valid, 5387 SdHoareTripleChecker+Invalid, 4938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 4668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:24,444 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1544 Valid, 5387 Invalid, 4938 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 4668 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:46:24,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6792 states. [2022-02-10 23:46:24,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6792 to 3250. [2022-02-10 23:46:24,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3250 states, 3238 states have (on average 1.9530574428659666) internal successors, (6324), 3249 states have internal predecessors, (6324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:24,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 3250 states and 6324 transitions. [2022-02-10 23:46:24,478 INFO L78 Accepts]: Start accepts. Automaton has 3250 states and 6324 transitions. Word has length 133 [2022-02-10 23:46:24,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:24,478 INFO L470 AbstractCegarLoop]: Abstraction has 3250 states and 6324 transitions. [2022-02-10 23:46:24,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:24,478 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 6324 transitions. [2022-02-10 23:46:24,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:24,479 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:24,479 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:24,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-02-10 23:46:24,479 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:24,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:24,480 INFO L85 PathProgramCache]: Analyzing trace with hash -417624534, now seen corresponding path program 23 times [2022-02-10 23:46:24,480 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:24,480 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045430717] [2022-02-10 23:46:24,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:24,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:24,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:24,695 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:24,695 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045430717] [2022-02-10 23:46:24,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045430717] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:24,695 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:24,696 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:24,696 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522140227] [2022-02-10 23:46:24,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:24,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:24,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:24,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:24,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:24,696 INFO L87 Difference]: Start difference. First operand 3250 states and 6324 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:27,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:27,193 INFO L93 Difference]: Finished difference Result 6476 states and 12514 transitions. [2022-02-10 23:46:27,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-02-10 23:46:27,194 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:27,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:27,201 INFO L225 Difference]: With dead ends: 6476 [2022-02-10 23:46:27,201 INFO L226 Difference]: Without dead ends: 6476 [2022-02-10 23:46:27,201 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1679 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=825, Invalid=5027, Unknown=0, NotChecked=0, Total=5852 [2022-02-10 23:46:27,202 INFO L934 BasicCegarLoop]: 452 mSDtfsCounter, 1605 mSDsluCounter, 4518 mSDsCounter, 0 mSdLazyCounter, 4387 mSolverCounterSat, 303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1605 SdHoareTripleChecker+Valid, 4967 SdHoareTripleChecker+Invalid, 4690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 303 IncrementalHoareTripleChecker+Valid, 4387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:27,202 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1605 Valid, 4967 Invalid, 4690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [303 Valid, 4387 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:46:27,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6476 states. [2022-02-10 23:46:27,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6476 to 3180. [2022-02-10 23:46:27,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3180 states, 3168 states have (on average 1.952020202020202) internal successors, (6184), 3179 states have internal predecessors, (6184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:27,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 3180 states and 6184 transitions. [2022-02-10 23:46:27,237 INFO L78 Accepts]: Start accepts. Automaton has 3180 states and 6184 transitions. Word has length 133 [2022-02-10 23:46:27,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:27,237 INFO L470 AbstractCegarLoop]: Abstraction has 3180 states and 6184 transitions. [2022-02-10 23:46:27,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:27,237 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 6184 transitions. [2022-02-10 23:46:27,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:27,238 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:27,238 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:27,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-02-10 23:46:27,238 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:27,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:27,239 INFO L85 PathProgramCache]: Analyzing trace with hash -277087572, now seen corresponding path program 24 times [2022-02-10 23:46:27,239 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:27,239 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868878836] [2022-02-10 23:46:27,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:27,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:27,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:27,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:27,462 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:27,462 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868878836] [2022-02-10 23:46:27,463 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868878836] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:27,463 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:27,463 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:27,463 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008831311] [2022-02-10 23:46:27,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:27,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:27,463 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:27,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:27,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:27,464 INFO L87 Difference]: Start difference. First operand 3180 states and 6184 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:29,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:29,431 INFO L93 Difference]: Finished difference Result 5360 states and 10354 transitions. [2022-02-10 23:46:29,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:46:29,431 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:29,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:29,438 INFO L225 Difference]: With dead ends: 5360 [2022-02-10 23:46:29,438 INFO L226 Difference]: Without dead ends: 5340 [2022-02-10 23:46:29,438 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1355 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=689, Invalid=4141, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:46:29,439 INFO L934 BasicCegarLoop]: 296 mSDtfsCounter, 1648 mSDsluCounter, 3421 mSDsCounter, 0 mSdLazyCounter, 3251 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1648 SdHoareTripleChecker+Valid, 3713 SdHoareTripleChecker+Invalid, 3508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 3251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:29,439 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1648 Valid, 3713 Invalid, 3508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 3251 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:46:29,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5340 states. [2022-02-10 23:46:29,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5340 to 3280. [2022-02-10 23:46:29,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3280 states, 3268 states have (on average 1.9547123623011016) internal successors, (6388), 3279 states have internal predecessors, (6388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:29,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 3280 states and 6388 transitions. [2022-02-10 23:46:29,473 INFO L78 Accepts]: Start accepts. Automaton has 3280 states and 6388 transitions. Word has length 133 [2022-02-10 23:46:29,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:29,474 INFO L470 AbstractCegarLoop]: Abstraction has 3280 states and 6388 transitions. [2022-02-10 23:46:29,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:29,474 INFO L276 IsEmpty]: Start isEmpty. Operand 3280 states and 6388 transitions. [2022-02-10 23:46:29,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:29,475 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:29,475 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:29,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-02-10 23:46:29,475 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:29,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:29,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1408554193, now seen corresponding path program 26 times [2022-02-10 23:46:29,476 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:29,476 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471252188] [2022-02-10 23:46:29,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:29,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:29,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:29,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:29,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471252188] [2022-02-10 23:46:29,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471252188] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:29,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:29,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:29,672 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142993494] [2022-02-10 23:46:29,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:29,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:29,672 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:29,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:29,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:29,673 INFO L87 Difference]: Start difference. First operand 3280 states and 6388 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:31,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:31,082 INFO L93 Difference]: Finished difference Result 4778 states and 9280 transitions. [2022-02-10 23:46:31,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:46:31,082 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:31,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:31,087 INFO L225 Difference]: With dead ends: 4778 [2022-02-10 23:46:31,087 INFO L226 Difference]: Without dead ends: 4778 [2022-02-10 23:46:31,087 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1339 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=688, Invalid=3868, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:46:31,088 INFO L934 BasicCegarLoop]: 302 mSDtfsCounter, 1448 mSDsluCounter, 3069 mSDsCounter, 0 mSdLazyCounter, 2316 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1448 SdHoareTripleChecker+Valid, 3369 SdHoareTripleChecker+Invalid, 2442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 2316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:31,088 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1448 Valid, 3369 Invalid, 2442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 2316 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:46:31,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4778 states. [2022-02-10 23:46:31,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4778 to 3253. [2022-02-10 23:46:31,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3253 states, 3241 states have (on average 1.95310089478556) internal successors, (6330), 3252 states have internal predecessors, (6330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:31,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 3253 states and 6330 transitions. [2022-02-10 23:46:31,122 INFO L78 Accepts]: Start accepts. Automaton has 3253 states and 6330 transitions. Word has length 133 [2022-02-10 23:46:31,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:31,122 INFO L470 AbstractCegarLoop]: Abstraction has 3253 states and 6330 transitions. [2022-02-10 23:46:31,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:31,122 INFO L276 IsEmpty]: Start isEmpty. Operand 3253 states and 6330 transitions. [2022-02-10 23:46:31,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:31,123 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:31,123 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:31,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-02-10 23:46:31,123 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:31,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:31,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1133288044, now seen corresponding path program 25 times [2022-02-10 23:46:31,124 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:31,124 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491339830] [2022-02-10 23:46:31,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:31,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:31,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:31,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:31,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491339830] [2022-02-10 23:46:31,411 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491339830] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:31,411 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:31,411 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:31,411 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961586091] [2022-02-10 23:46:31,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:31,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:31,412 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:31,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:31,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:31,412 INFO L87 Difference]: Start difference. First operand 3253 states and 6330 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:34,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:34,113 INFO L93 Difference]: Finished difference Result 6046 states and 11665 transitions. [2022-02-10 23:46:34,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:46:34,114 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:34,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:34,120 INFO L225 Difference]: With dead ends: 6046 [2022-02-10 23:46:34,121 INFO L226 Difference]: Without dead ends: 6046 [2022-02-10 23:46:34,121 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1441 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=750, Invalid=4362, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:46:34,121 INFO L934 BasicCegarLoop]: 337 mSDtfsCounter, 1588 mSDsluCounter, 3806 mSDsCounter, 0 mSdLazyCounter, 3866 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1588 SdHoareTripleChecker+Valid, 4139 SdHoareTripleChecker+Invalid, 4096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 3866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:34,121 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1588 Valid, 4139 Invalid, 4096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 3866 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:46:34,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6046 states. [2022-02-10 23:46:34,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6046 to 3255. [2022-02-10 23:46:34,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9531298180696886) internal successors, (6334), 3254 states have internal predecessors, (6334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:34,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6334 transitions. [2022-02-10 23:46:34,160 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6334 transitions. Word has length 133 [2022-02-10 23:46:34,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:34,160 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6334 transitions. [2022-02-10 23:46:34,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:34,160 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6334 transitions. [2022-02-10 23:46:34,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:34,161 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:34,161 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:34,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-02-10 23:46:34,161 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:34,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:34,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1516008432, now seen corresponding path program 26 times [2022-02-10 23:46:34,162 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:34,162 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225393219] [2022-02-10 23:46:34,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:34,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:34,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:34,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:34,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225393219] [2022-02-10 23:46:34,378 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225393219] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:34,378 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:34,378 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:34,378 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473875951] [2022-02-10 23:46:34,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:34,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:34,378 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:34,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:34,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:34,378 INFO L87 Difference]: Start difference. First operand 3255 states and 6334 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:36,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:36,792 INFO L93 Difference]: Finished difference Result 6185 states and 11943 transitions. [2022-02-10 23:46:36,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-02-10 23:46:36,793 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:36,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:36,800 INFO L225 Difference]: With dead ends: 6185 [2022-02-10 23:46:36,800 INFO L226 Difference]: Without dead ends: 6185 [2022-02-10 23:46:36,801 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1552 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=777, Invalid=4625, Unknown=0, NotChecked=0, Total=5402 [2022-02-10 23:46:36,801 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 1413 mSDsluCounter, 4115 mSDsCounter, 0 mSdLazyCounter, 4238 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 4463 SdHoareTripleChecker+Invalid, 4481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 4238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:36,802 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 4463 Invalid, 4481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 4238 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:46:36,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6185 states. [2022-02-10 23:46:36,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6185 to 3245. [2022-02-10 23:46:36,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3245 states, 3233 states have (on average 1.9529848437983297) internal successors, (6314), 3244 states have internal predecessors, (6314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:36,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 3245 states and 6314 transitions. [2022-02-10 23:46:36,839 INFO L78 Accepts]: Start accepts. Automaton has 3245 states and 6314 transitions. Word has length 133 [2022-02-10 23:46:36,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:36,839 INFO L470 AbstractCegarLoop]: Abstraction has 3245 states and 6314 transitions. [2022-02-10 23:46:36,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:36,840 INFO L276 IsEmpty]: Start isEmpty. Operand 3245 states and 6314 transitions. [2022-02-10 23:46:36,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:36,841 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:36,841 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:36,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-02-10 23:46:36,841 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:36,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:36,841 INFO L85 PathProgramCache]: Analyzing trace with hash -962384020, now seen corresponding path program 27 times [2022-02-10 23:46:36,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:36,841 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935094532] [2022-02-10 23:46:36,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:36,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:37,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:37,066 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:37,066 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935094532] [2022-02-10 23:46:37,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935094532] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:37,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:37,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:37,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577107890] [2022-02-10 23:46:37,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:37,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:37,066 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:37,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:37,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:37,067 INFO L87 Difference]: Start difference. First operand 3245 states and 6314 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:39,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:39,239 INFO L93 Difference]: Finished difference Result 6124 states and 11815 transitions. [2022-02-10 23:46:39,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-02-10 23:46:39,240 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:39,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:39,247 INFO L225 Difference]: With dead ends: 6124 [2022-02-10 23:46:39,247 INFO L226 Difference]: Without dead ends: 6124 [2022-02-10 23:46:39,248 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1727 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=909, Invalid=5097, Unknown=0, NotChecked=0, Total=6006 [2022-02-10 23:46:39,248 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 1571 mSDsluCounter, 3448 mSDsCounter, 0 mSdLazyCounter, 3442 mSolverCounterSat, 312 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1571 SdHoareTripleChecker+Valid, 3789 SdHoareTripleChecker+Invalid, 3754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 312 IncrementalHoareTripleChecker+Valid, 3442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:39,248 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1571 Valid, 3789 Invalid, 3754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [312 Valid, 3442 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:46:39,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6124 states. [2022-02-10 23:46:39,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6124 to 3251. [2022-02-10 23:46:39,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3251 states, 3239 states have (on average 1.953071935782649) internal successors, (6326), 3250 states have internal predecessors, (6326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:39,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 3251 states and 6326 transitions. [2022-02-10 23:46:39,285 INFO L78 Accepts]: Start accepts. Automaton has 3251 states and 6326 transitions. Word has length 133 [2022-02-10 23:46:39,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:39,285 INFO L470 AbstractCegarLoop]: Abstraction has 3251 states and 6326 transitions. [2022-02-10 23:46:39,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:39,285 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 6326 transitions. [2022-02-10 23:46:39,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:39,286 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:39,287 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:39,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-02-10 23:46:39,287 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:39,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:39,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1083792846, now seen corresponding path program 28 times [2022-02-10 23:46:39,295 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:39,295 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354685498] [2022-02-10 23:46:39,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:39,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:39,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:39,511 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:39,511 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354685498] [2022-02-10 23:46:39,511 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354685498] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:39,511 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:39,511 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:39,511 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295782192] [2022-02-10 23:46:39,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:39,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:39,512 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:39,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:39,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:39,514 INFO L87 Difference]: Start difference. First operand 3251 states and 6326 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:41,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:41,940 INFO L93 Difference]: Finished difference Result 6227 states and 12025 transitions. [2022-02-10 23:46:41,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-02-10 23:46:41,940 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:41,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:41,946 INFO L225 Difference]: With dead ends: 6227 [2022-02-10 23:46:41,946 INFO L226 Difference]: Without dead ends: 6227 [2022-02-10 23:46:41,947 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1672 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=874, Invalid=4978, Unknown=0, NotChecked=0, Total=5852 [2022-02-10 23:46:41,947 INFO L934 BasicCegarLoop]: 358 mSDtfsCounter, 1326 mSDsluCounter, 4100 mSDsCounter, 0 mSdLazyCounter, 4201 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1326 SdHoareTripleChecker+Valid, 4455 SdHoareTripleChecker+Invalid, 4460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 4201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:41,947 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1326 Valid, 4455 Invalid, 4460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 4201 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:46:41,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6227 states. [2022-02-10 23:46:41,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6227 to 3229. [2022-02-10 23:46:41,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3229 states, 3217 states have (on average 1.9527510102580043) internal successors, (6282), 3228 states have internal predecessors, (6282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:41,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 3229 states and 6282 transitions. [2022-02-10 23:46:41,983 INFO L78 Accepts]: Start accepts. Automaton has 3229 states and 6282 transitions. Word has length 133 [2022-02-10 23:46:41,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:41,983 INFO L470 AbstractCegarLoop]: Abstraction has 3229 states and 6282 transitions. [2022-02-10 23:46:41,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:41,983 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 6282 transitions. [2022-02-10 23:46:41,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:41,985 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:41,985 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:41,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-02-10 23:46:41,985 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:41,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:41,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1235308072, now seen corresponding path program 29 times [2022-02-10 23:46:41,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:41,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401423127] [2022-02-10 23:46:41,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:41,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:42,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:42,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:42,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401423127] [2022-02-10 23:46:42,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401423127] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:42,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:42,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:42,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773747701] [2022-02-10 23:46:42,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:42,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:42,208 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:42,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:42,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:42,209 INFO L87 Difference]: Start difference. First operand 3229 states and 6282 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:44,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:44,031 INFO L93 Difference]: Finished difference Result 4337 states and 8382 transitions. [2022-02-10 23:46:44,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-02-10 23:46:44,031 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:44,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:44,035 INFO L225 Difference]: With dead ends: 4337 [2022-02-10 23:46:44,035 INFO L226 Difference]: Without dead ends: 4337 [2022-02-10 23:46:44,036 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1522 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=813, Invalid=4589, Unknown=0, NotChecked=0, Total=5402 [2022-02-10 23:46:44,036 INFO L934 BasicCegarLoop]: 288 mSDtfsCounter, 1111 mSDsluCounter, 3342 mSDsCounter, 0 mSdLazyCounter, 2649 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 3626 SdHoareTripleChecker+Invalid, 2861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 2649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:44,036 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1111 Valid, 3626 Invalid, 2861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 2649 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:46:44,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4337 states. [2022-02-10 23:46:44,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4337 to 3218. [2022-02-10 23:46:44,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9525888958203368) internal successors, (6260), 3217 states have internal predecessors, (6260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:44,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6260 transitions. [2022-02-10 23:46:44,062 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6260 transitions. Word has length 133 [2022-02-10 23:46:44,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:44,063 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6260 transitions. [2022-02-10 23:46:44,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:44,063 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6260 transitions. [2022-02-10 23:46:44,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:44,064 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:44,064 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:44,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-02-10 23:46:44,064 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:44,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:44,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1013482358, now seen corresponding path program 30 times [2022-02-10 23:46:44,064 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:44,064 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739421821] [2022-02-10 23:46:44,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:44,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:44,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:44,277 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:44,277 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739421821] [2022-02-10 23:46:44,277 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739421821] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:44,277 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:44,277 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:44,277 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942123784] [2022-02-10 23:46:44,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:44,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:44,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:44,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:44,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:44,278 INFO L87 Difference]: Start difference. First operand 3218 states and 6260 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:46,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:46,089 INFO L93 Difference]: Finished difference Result 4428 states and 8568 transitions. [2022-02-10 23:46:46,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:46:46,090 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:46,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:46,094 INFO L225 Difference]: With dead ends: 4428 [2022-02-10 23:46:46,094 INFO L226 Difference]: Without dead ends: 4428 [2022-02-10 23:46:46,094 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1466 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=780, Invalid=4476, Unknown=0, NotChecked=0, Total=5256 [2022-02-10 23:46:46,094 INFO L934 BasicCegarLoop]: 302 mSDtfsCounter, 1057 mSDsluCounter, 3262 mSDsCounter, 0 mSdLazyCounter, 2710 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1057 SdHoareTripleChecker+Valid, 3560 SdHoareTripleChecker+Invalid, 2946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 2710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:46,094 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1057 Valid, 3560 Invalid, 2946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 2710 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:46:46,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4428 states. [2022-02-10 23:46:46,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4428 to 3188. [2022-02-10 23:46:46,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3188 states, 3176 states have (on average 1.9521410579345089) internal successors, (6200), 3187 states have internal predecessors, (6200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:46,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 3188 states and 6200 transitions. [2022-02-10 23:46:46,121 INFO L78 Accepts]: Start accepts. Automaton has 3188 states and 6200 transitions. Word has length 133 [2022-02-10 23:46:46,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:46,122 INFO L470 AbstractCegarLoop]: Abstraction has 3188 states and 6200 transitions. [2022-02-10 23:46:46,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:46,122 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 6200 transitions. [2022-02-10 23:46:46,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:46,123 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:46,123 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:46,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-02-10 23:46:46,123 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:46,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:46,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1071471195, now seen corresponding path program 27 times [2022-02-10 23:46:46,124 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:46,124 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830400468] [2022-02-10 23:46:46,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:46,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:46,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:46,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:46,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830400468] [2022-02-10 23:46:46,462 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830400468] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:46,462 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:46,462 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:46:46,462 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482737945] [2022-02-10 23:46:46,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:46,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:46:46,474 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:46,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:46:46,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:46:46,474 INFO L87 Difference]: Start difference. First operand 3188 states and 6200 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:48,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:48,221 INFO L93 Difference]: Finished difference Result 4883 states and 9516 transitions. [2022-02-10 23:46:48,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-10 23:46:48,221 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:48,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:48,226 INFO L225 Difference]: With dead ends: 4883 [2022-02-10 23:46:48,226 INFO L226 Difference]: Without dead ends: 4883 [2022-02-10 23:46:48,226 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 465 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=420, Invalid=2030, Unknown=0, NotChecked=0, Total=2450 [2022-02-10 23:46:48,227 INFO L934 BasicCegarLoop]: 233 mSDtfsCounter, 952 mSDsluCounter, 3296 mSDsCounter, 0 mSdLazyCounter, 3104 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 952 SdHoareTripleChecker+Valid, 3524 SdHoareTripleChecker+Invalid, 3190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 3104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:48,227 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [952 Valid, 3524 Invalid, 3190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 3104 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:46:48,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4883 states. [2022-02-10 23:46:48,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4883 to 3196. [2022-02-10 23:46:48,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3196 states, 3184 states have (on average 1.9522613065326633) internal successors, (6216), 3195 states have internal predecessors, (6216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:48,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 3196 states and 6216 transitions. [2022-02-10 23:46:48,258 INFO L78 Accepts]: Start accepts. Automaton has 3196 states and 6216 transitions. Word has length 133 [2022-02-10 23:46:48,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:48,258 INFO L470 AbstractCegarLoop]: Abstraction has 3196 states and 6216 transitions. [2022-02-10 23:46:48,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:48,259 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 6216 transitions. [2022-02-10 23:46:48,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:48,260 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:48,260 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:48,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-02-10 23:46:48,260 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:48,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:48,260 INFO L85 PathProgramCache]: Analyzing trace with hash 612842857, now seen corresponding path program 28 times [2022-02-10 23:46:48,260 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:48,260 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505116251] [2022-02-10 23:46:48,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:48,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:48,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:48,557 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:48,557 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505116251] [2022-02-10 23:46:48,557 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505116251] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:48,557 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:48,557 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:46:48,557 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770676347] [2022-02-10 23:46:48,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:48,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:46:48,557 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:48,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:46:48,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:46:48,558 INFO L87 Difference]: Start difference. First operand 3196 states and 6216 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:49,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:49,958 INFO L93 Difference]: Finished difference Result 4927 states and 9602 transitions. [2022-02-10 23:46:49,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-10 23:46:49,959 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:49,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:49,964 INFO L225 Difference]: With dead ends: 4927 [2022-02-10 23:46:49,964 INFO L226 Difference]: Without dead ends: 4927 [2022-02-10 23:46:49,965 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=428, Invalid=1828, Unknown=0, NotChecked=0, Total=2256 [2022-02-10 23:46:49,965 INFO L934 BasicCegarLoop]: 254 mSDtfsCounter, 903 mSDsluCounter, 2770 mSDsCounter, 0 mSdLazyCounter, 2344 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 903 SdHoareTripleChecker+Valid, 3021 SdHoareTripleChecker+Invalid, 2458 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 2344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:49,965 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [903 Valid, 3021 Invalid, 2458 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 2344 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:46:49,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4927 states. [2022-02-10 23:46:50,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4927 to 3207. [2022-02-10 23:46:50,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3207 states, 3195 states have (on average 1.9524256651017213) internal successors, (6238), 3206 states have internal predecessors, (6238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:50,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 3207 states and 6238 transitions. [2022-02-10 23:46:50,007 INFO L78 Accepts]: Start accepts. Automaton has 3207 states and 6238 transitions. Word has length 133 [2022-02-10 23:46:50,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:50,007 INFO L470 AbstractCegarLoop]: Abstraction has 3207 states and 6238 transitions. [2022-02-10 23:46:50,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:50,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 6238 transitions. [2022-02-10 23:46:50,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:50,009 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:50,009 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:50,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-02-10 23:46:50,009 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:50,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:50,009 INFO L85 PathProgramCache]: Analyzing trace with hash -294045629, now seen corresponding path program 29 times [2022-02-10 23:46:50,009 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:50,010 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735313417] [2022-02-10 23:46:50,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:50,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:50,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:50,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:50,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:50,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735313417] [2022-02-10 23:46:50,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735313417] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:50,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:50,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:46:50,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626786320] [2022-02-10 23:46:50,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:50,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:46:50,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:50,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:46:50,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:46:50,318 INFO L87 Difference]: Start difference. First operand 3207 states and 6238 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:52,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:52,014 INFO L93 Difference]: Finished difference Result 4977 states and 9700 transitions. [2022-02-10 23:46:52,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-10 23:46:52,014 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:52,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:52,033 INFO L225 Difference]: With dead ends: 4977 [2022-02-10 23:46:52,033 INFO L226 Difference]: Without dead ends: 4977 [2022-02-10 23:46:52,033 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 784 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=604, Invalid=2936, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:46:52,033 INFO L934 BasicCegarLoop]: 249 mSDtfsCounter, 1067 mSDsluCounter, 2961 mSDsCounter, 0 mSdLazyCounter, 2647 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1067 SdHoareTripleChecker+Valid, 3205 SdHoareTripleChecker+Invalid, 2787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 2647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:52,033 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1067 Valid, 3205 Invalid, 2787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 2647 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:46:52,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4977 states. [2022-02-10 23:46:52,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4977 to 3218. [2022-02-10 23:46:52,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9525888958203368) internal successors, (6260), 3217 states have internal predecessors, (6260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:52,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6260 transitions. [2022-02-10 23:46:52,062 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6260 transitions. Word has length 133 [2022-02-10 23:46:52,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:52,062 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6260 transitions. [2022-02-10 23:46:52,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:52,062 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6260 transitions. [2022-02-10 23:46:52,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:52,064 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:52,064 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:52,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-02-10 23:46:52,064 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:52,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:52,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1482916943, now seen corresponding path program 30 times [2022-02-10 23:46:52,064 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:52,064 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577278464] [2022-02-10 23:46:52,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:52,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:52,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:52,303 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:52,303 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577278464] [2022-02-10 23:46:52,303 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577278464] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:52,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:52,304 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:46:52,304 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409920460] [2022-02-10 23:46:52,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:52,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:46:52,304 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:52,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:46:52,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:46:52,304 INFO L87 Difference]: Start difference. First operand 3218 states and 6260 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:54,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:54,632 INFO L93 Difference]: Finished difference Result 5168 states and 10076 transitions. [2022-02-10 23:46:54,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:46:54,633 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:54,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:54,638 INFO L225 Difference]: With dead ends: 5168 [2022-02-10 23:46:54,638 INFO L226 Difference]: Without dead ends: 5168 [2022-02-10 23:46:54,638 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1125 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=897, Invalid=3795, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:46:54,638 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 1090 mSDsluCounter, 3780 mSDsCounter, 0 mSdLazyCounter, 4007 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 4121 SdHoareTripleChecker+Invalid, 4162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 4007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:54,638 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1090 Valid, 4121 Invalid, 4162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 4007 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:46:54,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5168 states. [2022-02-10 23:46:54,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5168 to 3229. [2022-02-10 23:46:54,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3229 states, 3217 states have (on average 1.9527510102580043) internal successors, (6282), 3228 states have internal predecessors, (6282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:54,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 3229 states and 6282 transitions. [2022-02-10 23:46:54,669 INFO L78 Accepts]: Start accepts. Automaton has 3229 states and 6282 transitions. Word has length 133 [2022-02-10 23:46:54,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:54,669 INFO L470 AbstractCegarLoop]: Abstraction has 3229 states and 6282 transitions. [2022-02-10 23:46:54,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:54,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 6282 transitions. [2022-02-10 23:46:54,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:54,670 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:54,670 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:54,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-02-10 23:46:54,670 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:54,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:54,671 INFO L85 PathProgramCache]: Analyzing trace with hash 291568744, now seen corresponding path program 31 times [2022-02-10 23:46:54,671 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:54,671 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130266578] [2022-02-10 23:46:54,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:54,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:54,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:54,866 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:54,866 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130266578] [2022-02-10 23:46:54,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130266578] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:54,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:54,867 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:54,867 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211108539] [2022-02-10 23:46:54,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:54,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:54,867 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:54,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:54,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:54,867 INFO L87 Difference]: Start difference. First operand 3229 states and 6282 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:56,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:56,954 INFO L93 Difference]: Finished difference Result 6243 states and 12064 transitions. [2022-02-10 23:46:56,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-10 23:46:56,955 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:56,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:56,961 INFO L225 Difference]: With dead ends: 6243 [2022-02-10 23:46:56,961 INFO L226 Difference]: Without dead ends: 6243 [2022-02-10 23:46:56,961 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 535 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=440, Invalid=2110, Unknown=0, NotChecked=0, Total=2550 [2022-02-10 23:46:56,962 INFO L934 BasicCegarLoop]: 335 mSDtfsCounter, 1369 mSDsluCounter, 4222 mSDsCounter, 0 mSdLazyCounter, 4446 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1369 SdHoareTripleChecker+Valid, 4552 SdHoareTripleChecker+Invalid, 4647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 4446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:56,962 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1369 Valid, 4552 Invalid, 4647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 4446 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:46:56,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6243 states. [2022-02-10 23:46:56,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6243 to 3194. [2022-02-10 23:46:56,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3194 states, 3182 states have (on average 1.9534883720930232) internal successors, (6216), 3193 states have internal predecessors, (6216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:56,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 3194 states and 6216 transitions. [2022-02-10 23:46:56,998 INFO L78 Accepts]: Start accepts. Automaton has 3194 states and 6216 transitions. Word has length 133 [2022-02-10 23:46:56,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:56,998 INFO L470 AbstractCegarLoop]: Abstraction has 3194 states and 6216 transitions. [2022-02-10 23:46:56,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:56,998 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 6216 transitions. [2022-02-10 23:46:56,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:56,999 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:56,999 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:56,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-02-10 23:46:56,999 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:56,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:57,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1636279275, now seen corresponding path program 31 times [2022-02-10 23:46:57,000 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:57,000 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989695597] [2022-02-10 23:46:57,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:57,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:57,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:57,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:57,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:57,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989695597] [2022-02-10 23:46:57,203 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989695597] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:57,203 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:57,203 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:57,203 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428080708] [2022-02-10 23:46:57,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:57,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:57,203 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:57,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:57,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:57,203 INFO L87 Difference]: Start difference. First operand 3194 states and 6216 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:59,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:59,554 INFO L93 Difference]: Finished difference Result 5601 states and 10860 transitions. [2022-02-10 23:46:59,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-02-10 23:46:59,554 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:46:59,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:59,559 INFO L225 Difference]: With dead ends: 5601 [2022-02-10 23:46:59,559 INFO L226 Difference]: Without dead ends: 5601 [2022-02-10 23:46:59,560 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1179 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=808, Invalid=3884, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:46:59,560 INFO L934 BasicCegarLoop]: 373 mSDtfsCounter, 1013 mSDsluCounter, 4519 mSDsCounter, 0 mSdLazyCounter, 4705 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1013 SdHoareTripleChecker+Valid, 4889 SdHoareTripleChecker+Invalid, 4812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 4705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:59,560 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1013 Valid, 4889 Invalid, 4812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 4705 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:46:59,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5601 states. [2022-02-10 23:46:59,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5601 to 3118. [2022-02-10 23:46:59,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3118 states, 3106 states have (on average 1.9510624597553123) internal successors, (6060), 3117 states have internal predecessors, (6060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:59,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 3118 states and 6060 transitions. [2022-02-10 23:46:59,596 INFO L78 Accepts]: Start accepts. Automaton has 3118 states and 6060 transitions. Word has length 133 [2022-02-10 23:46:59,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:59,596 INFO L470 AbstractCegarLoop]: Abstraction has 3118 states and 6060 transitions. [2022-02-10 23:46:59,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:59,596 INFO L276 IsEmpty]: Start isEmpty. Operand 3118 states and 6060 transitions. [2022-02-10 23:46:59,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:46:59,597 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:59,597 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:59,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-02-10 23:46:59,598 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:59,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:59,598 INFO L85 PathProgramCache]: Analyzing trace with hash -427182680, now seen corresponding path program 32 times [2022-02-10 23:46:59,598 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:59,598 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80117407] [2022-02-10 23:46:59,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:59,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:59,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:59,793 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:59,793 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80117407] [2022-02-10 23:46:59,793 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80117407] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:59,793 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:59,793 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:59,793 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898179405] [2022-02-10 23:46:59,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:59,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:59,793 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:59,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:59,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:59,794 INFO L87 Difference]: Start difference. First operand 3118 states and 6060 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:01,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:01,967 INFO L93 Difference]: Finished difference Result 7881 states and 15199 transitions. [2022-02-10 23:47:01,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:47:01,967 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:01,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:01,977 INFO L225 Difference]: With dead ends: 7881 [2022-02-10 23:47:01,977 INFO L226 Difference]: Without dead ends: 7881 [2022-02-10 23:47:01,977 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 881 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=612, Invalid=2928, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:47:01,978 INFO L934 BasicCegarLoop]: 390 mSDtfsCounter, 1725 mSDsluCounter, 4010 mSDsCounter, 0 mSdLazyCounter, 3867 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1725 SdHoareTripleChecker+Valid, 4395 SdHoareTripleChecker+Invalid, 4148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 3867 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:01,978 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1725 Valid, 4395 Invalid, 4148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 3867 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:47:01,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7881 states. [2022-02-10 23:47:02,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7881 to 3198. [2022-02-10 23:47:02,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3198 states, 3186 states have (on average 1.953546767106089) internal successors, (6224), 3197 states have internal predecessors, (6224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:02,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 3198 states and 6224 transitions. [2022-02-10 23:47:02,028 INFO L78 Accepts]: Start accepts. Automaton has 3198 states and 6224 transitions. Word has length 133 [2022-02-10 23:47:02,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:02,028 INFO L470 AbstractCegarLoop]: Abstraction has 3198 states and 6224 transitions. [2022-02-10 23:47:02,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:02,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3198 states and 6224 transitions. [2022-02-10 23:47:02,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:02,030 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:02,030 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:02,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-02-10 23:47:02,030 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:02,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:02,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1558649301, now seen corresponding path program 32 times [2022-02-10 23:47:02,030 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:02,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415923107] [2022-02-10 23:47:02,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:02,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:02,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:02,260 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:02,260 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415923107] [2022-02-10 23:47:02,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415923107] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:02,261 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:02,261 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-02-10 23:47:02,261 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335094281] [2022-02-10 23:47:02,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:02,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-10 23:47:02,261 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:02,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-10 23:47:02,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-02-10 23:47:02,262 INFO L87 Difference]: Start difference. First operand 3198 states and 6224 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:05,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:05,592 INFO L93 Difference]: Finished difference Result 6807 states and 13189 transitions. [2022-02-10 23:47:05,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2022-02-10 23:47:05,592 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:05,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:05,599 INFO L225 Difference]: With dead ends: 6807 [2022-02-10 23:47:05,599 INFO L226 Difference]: Without dead ends: 6807 [2022-02-10 23:47:05,600 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2789 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1404, Invalid=7716, Unknown=0, NotChecked=0, Total=9120 [2022-02-10 23:47:05,600 INFO L934 BasicCegarLoop]: 446 mSDtfsCounter, 1373 mSDsluCounter, 5760 mSDsCounter, 0 mSdLazyCounter, 6266 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 6201 SdHoareTripleChecker+Invalid, 6375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 6266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:05,600 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1373 Valid, 6201 Invalid, 6375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 6266 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-10 23:47:05,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6807 states. [2022-02-10 23:47:05,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6807 to 3156. [2022-02-10 23:47:05,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3156 states, 3144 states have (on average 1.9516539440203562) internal successors, (6136), 3155 states have internal predecessors, (6136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:05,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 3156 states and 6136 transitions. [2022-02-10 23:47:05,642 INFO L78 Accepts]: Start accepts. Automaton has 3156 states and 6136 transitions. Word has length 133 [2022-02-10 23:47:05,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:05,642 INFO L470 AbstractCegarLoop]: Abstraction has 3156 states and 6136 transitions. [2022-02-10 23:47:05,642 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:05,642 INFO L276 IsEmpty]: Start isEmpty. Operand 3156 states and 6136 transitions. [2022-02-10 23:47:05,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:05,643 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:05,643 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:05,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-02-10 23:47:05,643 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:05,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:05,645 INFO L85 PathProgramCache]: Analyzing trace with hash 983192936, now seen corresponding path program 33 times [2022-02-10 23:47:05,645 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:05,645 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359568972] [2022-02-10 23:47:05,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:05,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:05,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:05,878 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:05,878 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359568972] [2022-02-10 23:47:05,878 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359568972] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:05,878 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:05,879 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:05,879 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549343694] [2022-02-10 23:47:05,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:05,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:05,879 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:05,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:05,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:05,879 INFO L87 Difference]: Start difference. First operand 3156 states and 6136 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:08,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:08,089 INFO L93 Difference]: Finished difference Result 7149 states and 13804 transitions. [2022-02-10 23:47:08,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-10 23:47:08,089 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:08,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:08,096 INFO L225 Difference]: With dead ends: 7149 [2022-02-10 23:47:08,097 INFO L226 Difference]: Without dead ends: 7149 [2022-02-10 23:47:08,097 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 761 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=593, Invalid=2713, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:47:08,097 INFO L934 BasicCegarLoop]: 416 mSDtfsCounter, 1458 mSDsluCounter, 4351 mSDsCounter, 0 mSdLazyCounter, 4153 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1458 SdHoareTripleChecker+Valid, 4762 SdHoareTripleChecker+Invalid, 4452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 4153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:08,097 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1458 Valid, 4762 Invalid, 4452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 4153 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:47:08,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7149 states. [2022-02-10 23:47:08,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7149 to 3152. [2022-02-10 23:47:08,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3152 states, 3140 states have (on average 1.951592356687898) internal successors, (6128), 3151 states have internal predecessors, (6128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:08,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 6128 transitions. [2022-02-10 23:47:08,134 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 6128 transitions. Word has length 133 [2022-02-10 23:47:08,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:08,134 INFO L470 AbstractCegarLoop]: Abstraction has 3152 states and 6128 transitions. [2022-02-10 23:47:08,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:08,135 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 6128 transitions. [2022-02-10 23:47:08,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:08,136 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:08,136 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:08,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-02-10 23:47:08,136 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:08,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:08,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1365913324, now seen corresponding path program 34 times [2022-02-10 23:47:08,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:08,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419787969] [2022-02-10 23:47:08,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:08,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:08,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:08,339 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:08,339 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419787969] [2022-02-10 23:47:08,339 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419787969] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:08,339 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:08,339 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:08,339 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028966951] [2022-02-10 23:47:08,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:08,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:08,340 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:08,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:08,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:08,340 INFO L87 Difference]: Start difference. First operand 3152 states and 6128 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:10,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:10,792 INFO L93 Difference]: Finished difference Result 7113 states and 13732 transitions. [2022-02-10 23:47:10,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:47:10,792 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:10,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:10,800 INFO L225 Difference]: With dead ends: 7113 [2022-02-10 23:47:10,801 INFO L226 Difference]: Without dead ends: 7113 [2022-02-10 23:47:10,801 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 844 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=622, Invalid=2918, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:47:10,801 INFO L934 BasicCegarLoop]: 431 mSDtfsCounter, 1529 mSDsluCounter, 4524 mSDsCounter, 0 mSdLazyCounter, 4683 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1529 SdHoareTripleChecker+Valid, 4949 SdHoareTripleChecker+Invalid, 4971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 4683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:10,801 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1529 Valid, 4949 Invalid, 4971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 4683 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:47:10,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7113 states. [2022-02-10 23:47:10,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7113 to 3126. [2022-02-10 23:47:10,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3126 states, 3114 states have (on average 1.9511881824020552) internal successors, (6076), 3125 states have internal predecessors, (6076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:10,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 3126 states and 6076 transitions. [2022-02-10 23:47:10,838 INFO L78 Accepts]: Start accepts. Automaton has 3126 states and 6076 transitions. Word has length 133 [2022-02-10 23:47:10,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:10,838 INFO L470 AbstractCegarLoop]: Abstraction has 3126 states and 6076 transitions. [2022-02-10 23:47:10,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:10,838 INFO L276 IsEmpty]: Start isEmpty. Operand 3126 states and 6076 transitions. [2022-02-10 23:47:10,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:10,839 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:10,839 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:10,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-02-10 23:47:10,840 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:10,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:10,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1654309480, now seen corresponding path program 35 times [2022-02-10 23:47:10,840 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:10,840 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052539963] [2022-02-10 23:47:10,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:10,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:11,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:11,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:11,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052539963] [2022-02-10 23:47:11,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052539963] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:11,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:11,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:11,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906703108] [2022-02-10 23:47:11,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:11,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:11,050 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:11,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:11,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:11,050 INFO L87 Difference]: Start difference. First operand 3126 states and 6076 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:13,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:13,472 INFO L93 Difference]: Finished difference Result 8023 states and 15468 transitions. [2022-02-10 23:47:13,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-02-10 23:47:13,473 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:13,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:13,482 INFO L225 Difference]: With dead ends: 8023 [2022-02-10 23:47:13,482 INFO L226 Difference]: Without dead ends: 8003 [2022-02-10 23:47:13,483 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1097 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=731, Invalid=3429, Unknown=0, NotChecked=0, Total=4160 [2022-02-10 23:47:13,483 INFO L934 BasicCegarLoop]: 419 mSDtfsCounter, 1726 mSDsluCounter, 4499 mSDsCounter, 0 mSdLazyCounter, 4394 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1726 SdHoareTripleChecker+Valid, 4913 SdHoareTripleChecker+Invalid, 4670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 4394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:13,483 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1726 Valid, 4913 Invalid, 4670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 4394 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:47:13,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8003 states. [2022-02-10 23:47:13,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8003 to 3222. [2022-02-10 23:47:13,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9538940809968848) internal successors, (6272), 3221 states have internal predecessors, (6272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:13,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6272 transitions. [2022-02-10 23:47:13,532 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6272 transitions. Word has length 133 [2022-02-10 23:47:13,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:13,532 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6272 transitions. [2022-02-10 23:47:13,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:13,532 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6272 transitions. [2022-02-10 23:47:13,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:13,533 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:13,533 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:13,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-02-10 23:47:13,533 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:13,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:13,534 INFO L85 PathProgramCache]: Analyzing trace with hash 522842859, now seen corresponding path program 33 times [2022-02-10 23:47:13,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:13,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93036389] [2022-02-10 23:47:13,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:13,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:13,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:13,755 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:13,755 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93036389] [2022-02-10 23:47:13,755 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93036389] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:13,755 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:13,755 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-02-10 23:47:13,755 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531816886] [2022-02-10 23:47:13,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:13,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-10 23:47:13,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:13,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-10 23:47:13,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-02-10 23:47:13,756 INFO L87 Difference]: Start difference. First operand 3222 states and 6272 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:17,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:17,220 INFO L93 Difference]: Finished difference Result 6909 states and 13387 transitions. [2022-02-10 23:47:17,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-02-10 23:47:17,220 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:17,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:17,228 INFO L225 Difference]: With dead ends: 6909 [2022-02-10 23:47:17,228 INFO L226 Difference]: Without dead ends: 6909 [2022-02-10 23:47:17,228 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3115 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1511, Invalid=8389, Unknown=0, NotChecked=0, Total=9900 [2022-02-10 23:47:17,228 INFO L934 BasicCegarLoop]: 458 mSDtfsCounter, 1548 mSDsluCounter, 5816 mSDsCounter, 0 mSdLazyCounter, 6330 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1548 SdHoareTripleChecker+Valid, 6269 SdHoareTripleChecker+Invalid, 6456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 6330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:17,228 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1548 Valid, 6269 Invalid, 6456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 6330 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-10 23:47:17,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6909 states. [2022-02-10 23:47:17,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6909 to 3192. [2022-02-10 23:47:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3192 states, 3180 states have (on average 1.9522012578616352) internal successors, (6208), 3191 states have internal predecessors, (6208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:17,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 3192 states and 6208 transitions. [2022-02-10 23:47:17,269 INFO L78 Accepts]: Start accepts. Automaton has 3192 states and 6208 transitions. Word has length 133 [2022-02-10 23:47:17,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:17,269 INFO L470 AbstractCegarLoop]: Abstraction has 3192 states and 6208 transitions. [2022-02-10 23:47:17,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:17,270 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 6208 transitions. [2022-02-10 23:47:17,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:17,271 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:17,271 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:17,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-02-10 23:47:17,271 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:17,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:17,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1230282200, now seen corresponding path program 36 times [2022-02-10 23:47:17,271 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:17,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119935190] [2022-02-10 23:47:17,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:17,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:17,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:17,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:17,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119935190] [2022-02-10 23:47:17,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119935190] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:17,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:17,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:17,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313144687] [2022-02-10 23:47:17,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:17,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:17,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:17,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:17,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:17,480 INFO L87 Difference]: Start difference. First operand 3192 states and 6208 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:20,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:20,070 INFO L93 Difference]: Finished difference Result 8709 states and 16779 transitions. [2022-02-10 23:47:20,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:47:20,070 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:20,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:20,080 INFO L225 Difference]: With dead ends: 8709 [2022-02-10 23:47:20,080 INFO L226 Difference]: Without dead ends: 8709 [2022-02-10 23:47:20,080 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1229 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=831, Invalid=3725, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:47:20,080 INFO L934 BasicCegarLoop]: 462 mSDtfsCounter, 1816 mSDsluCounter, 4683 mSDsCounter, 0 mSdLazyCounter, 4516 mSolverCounterSat, 429 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1816 SdHoareTripleChecker+Valid, 5141 SdHoareTripleChecker+Invalid, 4945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 429 IncrementalHoareTripleChecker+Valid, 4516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:20,080 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1816 Valid, 5141 Invalid, 4945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [429 Valid, 4516 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:47:20,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8709 states. [2022-02-10 23:47:20,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8709 to 3194. [2022-02-10 23:47:20,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3194 states, 3182 states have (on average 1.9522313010685104) internal successors, (6212), 3193 states have internal predecessors, (6212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:20,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 3194 states and 6212 transitions. [2022-02-10 23:47:20,128 INFO L78 Accepts]: Start accepts. Automaton has 3194 states and 6212 transitions. Word has length 133 [2022-02-10 23:47:20,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:20,128 INFO L470 AbstractCegarLoop]: Abstraction has 3194 states and 6212 transitions. [2022-02-10 23:47:20,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:20,128 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 6212 transitions. [2022-02-10 23:47:20,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:20,129 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:20,129 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:20,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-02-10 23:47:20,129 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:20,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:20,130 INFO L85 PathProgramCache]: Analyzing trace with hash -847561812, now seen corresponding path program 37 times [2022-02-10 23:47:20,130 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:20,130 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842634819] [2022-02-10 23:47:20,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:20,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:20,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:20,338 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:20,338 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842634819] [2022-02-10 23:47:20,338 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842634819] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:20,338 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:20,338 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:20,338 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270360019] [2022-02-10 23:47:20,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:20,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:20,338 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:20,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:20,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:20,339 INFO L87 Difference]: Start difference. First operand 3194 states and 6212 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:23,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:23,025 INFO L93 Difference]: Finished difference Result 8848 states and 17057 transitions. [2022-02-10 23:47:23,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:47:23,026 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:23,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:23,038 INFO L225 Difference]: With dead ends: 8848 [2022-02-10 23:47:23,038 INFO L226 Difference]: Without dead ends: 8848 [2022-02-10 23:47:23,038 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1334 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=869, Invalid=3961, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:47:23,039 INFO L934 BasicCegarLoop]: 477 mSDtfsCounter, 1934 mSDsluCounter, 4767 mSDsCounter, 0 mSdLazyCounter, 4705 mSolverCounterSat, 443 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1934 SdHoareTripleChecker+Valid, 5240 SdHoareTripleChecker+Invalid, 5148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 443 IncrementalHoareTripleChecker+Valid, 4705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:23,039 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1934 Valid, 5240 Invalid, 5148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [443 Valid, 4705 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:47:23,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8848 states. [2022-02-10 23:47:23,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8848 to 3184. [2022-02-10 23:47:23,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3184 states, 3172 states have (on average 1.9520807061790668) internal successors, (6192), 3183 states have internal predecessors, (6192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:23,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 3184 states and 6192 transitions. [2022-02-10 23:47:23,096 INFO L78 Accepts]: Start accepts. Automaton has 3184 states and 6192 transitions. Word has length 133 [2022-02-10 23:47:23,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:23,096 INFO L470 AbstractCegarLoop]: Abstraction has 3184 states and 6192 transitions. [2022-02-10 23:47:23,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 6192 transitions. [2022-02-10 23:47:23,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:23,097 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:23,098 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:23,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-02-10 23:47:23,098 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:23,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:23,098 INFO L85 PathProgramCache]: Analyzing trace with hash 969013032, now seen corresponding path program 38 times [2022-02-10 23:47:23,098 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:23,098 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590007247] [2022-02-10 23:47:23,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:23,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:23,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:23,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:23,303 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:23,303 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590007247] [2022-02-10 23:47:23,303 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590007247] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:23,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:23,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:23,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112511912] [2022-02-10 23:47:23,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:23,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:23,304 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:23,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:23,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:23,304 INFO L87 Difference]: Start difference. First operand 3184 states and 6192 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:25,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:25,641 INFO L93 Difference]: Finished difference Result 7543 states and 14581 transitions. [2022-02-10 23:47:25,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:47:25,641 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:25,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:25,648 INFO L225 Difference]: With dead ends: 7543 [2022-02-10 23:47:25,649 INFO L226 Difference]: Without dead ends: 7523 [2022-02-10 23:47:25,649 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1175 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=844, Invalid=3712, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:47:25,649 INFO L934 BasicCegarLoop]: 452 mSDtfsCounter, 1652 mSDsluCounter, 3986 mSDsCounter, 0 mSdLazyCounter, 3824 mSolverCounterSat, 366 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1652 SdHoareTripleChecker+Valid, 4434 SdHoareTripleChecker+Invalid, 4190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 366 IncrementalHoareTripleChecker+Valid, 3824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:25,649 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1652 Valid, 4434 Invalid, 4190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [366 Valid, 3824 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:47:25,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7523 states. [2022-02-10 23:47:25,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7523 to 3132. [2022-02-10 23:47:25,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3132 states, 3120 states have (on average 1.9512820512820512) internal successors, (6088), 3131 states have internal predecessors, (6088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:25,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 3132 states and 6088 transitions. [2022-02-10 23:47:25,688 INFO L78 Accepts]: Start accepts. Automaton has 3132 states and 6088 transitions. Word has length 133 [2022-02-10 23:47:25,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:25,688 INFO L470 AbstractCegarLoop]: Abstraction has 3132 states and 6088 transitions. [2022-02-10 23:47:25,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:25,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3132 states and 6088 transitions. [2022-02-10 23:47:25,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:25,689 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:25,689 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:25,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-02-10 23:47:25,689 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:25,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:25,689 INFO L85 PathProgramCache]: Analyzing trace with hash -1279777398, now seen corresponding path program 39 times [2022-02-10 23:47:25,689 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:25,689 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508589583] [2022-02-10 23:47:25,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:25,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:25,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:25,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:25,911 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:25,911 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508589583] [2022-02-10 23:47:25,911 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508589583] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:25,911 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:25,911 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:25,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529108410] [2022-02-10 23:47:25,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:25,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:25,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:25,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:25,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:25,912 INFO L87 Difference]: Start difference. First operand 3132 states and 6088 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:28,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:28,507 INFO L93 Difference]: Finished difference Result 7207 states and 13914 transitions. [2022-02-10 23:47:28,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-10 23:47:28,507 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:28,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:28,516 INFO L225 Difference]: With dead ends: 7207 [2022-02-10 23:47:28,517 INFO L226 Difference]: Without dead ends: 7207 [2022-02-10 23:47:28,517 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1089 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=777, Invalid=3513, Unknown=0, NotChecked=0, Total=4290 [2022-02-10 23:47:28,517 INFO L934 BasicCegarLoop]: 453 mSDtfsCounter, 1520 mSDsluCounter, 4696 mSDsCounter, 0 mSdLazyCounter, 4785 mSolverCounterSat, 399 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1520 SdHoareTripleChecker+Valid, 5144 SdHoareTripleChecker+Invalid, 5184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 399 IncrementalHoareTripleChecker+Valid, 4785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:28,517 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1520 Valid, 5144 Invalid, 5184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [399 Valid, 4785 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:47:28,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7207 states. [2022-02-10 23:47:28,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7207 to 3062. [2022-02-10 23:47:28,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3062 states, 3050 states have (on average 1.9501639344262296) internal successors, (5948), 3061 states have internal predecessors, (5948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:28,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 3062 states and 5948 transitions. [2022-02-10 23:47:28,560 INFO L78 Accepts]: Start accepts. Automaton has 3062 states and 5948 transitions. Word has length 133 [2022-02-10 23:47:28,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:28,560 INFO L470 AbstractCegarLoop]: Abstraction has 3062 states and 5948 transitions. [2022-02-10 23:47:28,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:28,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 5948 transitions. [2022-02-10 23:47:28,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:28,561 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:28,561 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:28,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-02-10 23:47:28,561 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:28,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:28,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1139240436, now seen corresponding path program 40 times [2022-02-10 23:47:28,562 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:28,562 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921927214] [2022-02-10 23:47:28,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:28,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:28,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:28,768 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:28,768 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921927214] [2022-02-10 23:47:28,768 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921927214] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:28,768 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:28,768 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:28,768 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913687643] [2022-02-10 23:47:28,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:28,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:28,768 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:28,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:28,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:28,769 INFO L87 Difference]: Start difference. First operand 3062 states and 5948 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:31,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:31,168 INFO L93 Difference]: Finished difference Result 5538 states and 10650 transitions. [2022-02-10 23:47:31,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-10 23:47:31,168 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:31,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:31,176 INFO L225 Difference]: With dead ends: 5538 [2022-02-10 23:47:31,176 INFO L226 Difference]: Without dead ends: 5518 [2022-02-10 23:47:31,177 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1214 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=733, Invalid=3823, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:47:31,177 INFO L934 BasicCegarLoop]: 312 mSDtfsCounter, 1783 mSDsluCounter, 3916 mSDsCounter, 0 mSdLazyCounter, 4082 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1783 SdHoareTripleChecker+Valid, 4223 SdHoareTripleChecker+Invalid, 4374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 4082 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:31,177 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1783 Valid, 4223 Invalid, 4374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 4082 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:47:31,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5518 states. [2022-02-10 23:47:31,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5518 to 3022. [2022-02-10 23:47:31,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3022 states, 3010 states have (on average 1.9495016611295681) internal successors, (5868), 3021 states have internal predecessors, (5868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:31,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 3022 states and 5868 transitions. [2022-02-10 23:47:31,222 INFO L78 Accepts]: Start accepts. Automaton has 3022 states and 5868 transitions. Word has length 133 [2022-02-10 23:47:31,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:31,222 INFO L470 AbstractCegarLoop]: Abstraction has 3022 states and 5868 transitions. [2022-02-10 23:47:31,223 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:31,223 INFO L276 IsEmpty]: Start isEmpty. Operand 3022 states and 5868 transitions. [2022-02-10 23:47:31,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:31,224 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:31,224 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:31,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-02-10 23:47:31,224 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:31,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:31,224 INFO L85 PathProgramCache]: Analyzing trace with hash 2024260239, now seen corresponding path program 34 times [2022-02-10 23:47:31,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:31,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747439294] [2022-02-10 23:47:31,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:31,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:31,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:31,472 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:31,472 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747439294] [2022-02-10 23:47:31,472 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747439294] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:31,472 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:31,472 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-02-10 23:47:31,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660381557] [2022-02-10 23:47:31,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:31,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-10 23:47:31,473 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:31,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-10 23:47:31,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-02-10 23:47:31,473 INFO L87 Difference]: Start difference. First operand 3022 states and 5868 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:34,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:34,076 INFO L93 Difference]: Finished difference Result 4783 states and 9230 transitions. [2022-02-10 23:47:34,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-02-10 23:47:34,077 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:34,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:34,082 INFO L225 Difference]: With dead ends: 4783 [2022-02-10 23:47:34,082 INFO L226 Difference]: Without dead ends: 4783 [2022-02-10 23:47:34,083 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2006 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=981, Invalid=5661, Unknown=0, NotChecked=0, Total=6642 [2022-02-10 23:47:34,083 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1727 mSDsluCounter, 4235 mSDsCounter, 0 mSdLazyCounter, 4465 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1727 SdHoareTripleChecker+Valid, 4556 SdHoareTripleChecker+Invalid, 4602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 4465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:34,083 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1727 Valid, 4556 Invalid, 4602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 4465 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:47:34,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4783 states. [2022-02-10 23:47:34,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4783 to 2881. [2022-02-10 23:47:34,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2881 states, 2871 states have (on average 1.9474050853361198) internal successors, (5591), 2880 states have internal predecessors, (5591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:34,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2881 states and 5591 transitions. [2022-02-10 23:47:34,112 INFO L78 Accepts]: Start accepts. Automaton has 2881 states and 5591 transitions. Word has length 133 [2022-02-10 23:47:34,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:34,112 INFO L470 AbstractCegarLoop]: Abstraction has 2881 states and 5591 transitions. [2022-02-10 23:47:34,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:34,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 5591 transitions. [2022-02-10 23:47:34,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:34,113 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:34,113 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:34,113 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-02-10 23:47:34,113 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:34,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:34,114 INFO L85 PathProgramCache]: Analyzing trace with hash 271135180, now seen corresponding path program 41 times [2022-02-10 23:47:34,114 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:34,114 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057144548] [2022-02-10 23:47:34,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:34,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:34,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:34,450 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:34,450 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057144548] [2022-02-10 23:47:34,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057144548] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:34,451 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:34,451 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:34,451 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395623752] [2022-02-10 23:47:34,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:34,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:34,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:34,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:34,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:34,452 INFO L87 Difference]: Start difference. First operand 2881 states and 5591 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:37,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:37,551 INFO L93 Difference]: Finished difference Result 6224 states and 11961 transitions. [2022-02-10 23:47:37,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:47:37,552 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:37,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:37,558 INFO L225 Difference]: With dead ends: 6224 [2022-02-10 23:47:37,558 INFO L226 Difference]: Without dead ends: 6224 [2022-02-10 23:47:37,558 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1356 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=830, Invalid=4140, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:47:37,558 INFO L934 BasicCegarLoop]: 361 mSDtfsCounter, 1965 mSDsluCounter, 3710 mSDsCounter, 0 mSdLazyCounter, 3914 mSolverCounterSat, 387 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1965 SdHoareTripleChecker+Valid, 4066 SdHoareTripleChecker+Invalid, 4301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 387 IncrementalHoareTripleChecker+Valid, 3914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:37,558 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1965 Valid, 4066 Invalid, 4301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [387 Valid, 3914 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:47:37,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6224 states. [2022-02-10 23:47:37,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6224 to 2883. [2022-02-10 23:47:37,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9474416985729204) internal successors, (5595), 2882 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:37,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5595 transitions. [2022-02-10 23:47:37,590 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5595 transitions. Word has length 133 [2022-02-10 23:47:37,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:37,590 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5595 transitions. [2022-02-10 23:47:37,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:37,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5595 transitions. [2022-02-10 23:47:37,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:37,591 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:37,591 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:37,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-02-10 23:47:37,592 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:37,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:37,592 INFO L85 PathProgramCache]: Analyzing trace with hash 653855568, now seen corresponding path program 42 times [2022-02-10 23:47:37,592 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:37,592 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345306683] [2022-02-10 23:47:37,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:37,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:37,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:37,792 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:37,792 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345306683] [2022-02-10 23:47:37,792 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345306683] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:37,792 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:37,792 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:37,792 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755735047] [2022-02-10 23:47:37,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:37,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:37,793 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:37,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:37,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:37,793 INFO L87 Difference]: Start difference. First operand 2883 states and 5595 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:40,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:40,350 INFO L93 Difference]: Finished difference Result 6363 states and 12239 transitions. [2022-02-10 23:47:40,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:47:40,350 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:40,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:40,357 INFO L225 Difference]: With dead ends: 6363 [2022-02-10 23:47:40,357 INFO L226 Difference]: Without dead ends: 6363 [2022-02-10 23:47:40,358 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1466 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=864, Invalid=4392, Unknown=0, NotChecked=0, Total=5256 [2022-02-10 23:47:40,358 INFO L934 BasicCegarLoop]: 376 mSDtfsCounter, 1837 mSDsluCounter, 4326 mSDsCounter, 0 mSdLazyCounter, 4582 mSolverCounterSat, 357 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1837 SdHoareTripleChecker+Valid, 4697 SdHoareTripleChecker+Invalid, 4939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 357 IncrementalHoareTripleChecker+Valid, 4582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:40,358 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1837 Valid, 4697 Invalid, 4939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [357 Valid, 4582 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:47:40,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6363 states. [2022-02-10 23:47:40,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6363 to 2873. [2022-02-10 23:47:40,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2873 states, 2863 states have (on average 1.9472581208522528) internal successors, (5575), 2872 states have internal predecessors, (5575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:40,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 2873 states and 5575 transitions. [2022-02-10 23:47:40,393 INFO L78 Accepts]: Start accepts. Automaton has 2873 states and 5575 transitions. Word has length 133 [2022-02-10 23:47:40,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:40,393 INFO L470 AbstractCegarLoop]: Abstraction has 2873 states and 5575 transitions. [2022-02-10 23:47:40,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:40,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2873 states and 5575 transitions. [2022-02-10 23:47:40,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:40,394 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:40,394 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:40,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-02-10 23:47:40,394 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:40,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:40,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1824536884, now seen corresponding path program 43 times [2022-02-10 23:47:40,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:40,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310399217] [2022-02-10 23:47:40,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:40,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:40,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:40,610 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:40,610 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310399217] [2022-02-10 23:47:40,610 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310399217] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:40,610 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:40,610 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:40,610 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726430635] [2022-02-10 23:47:40,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:40,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:40,610 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:40,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:40,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:40,611 INFO L87 Difference]: Start difference. First operand 2873 states and 5575 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:43,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:43,082 INFO L93 Difference]: Finished difference Result 6302 states and 12111 transitions. [2022-02-10 23:47:43,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-02-10 23:47:43,082 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:43,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:43,090 INFO L225 Difference]: With dead ends: 6302 [2022-02-10 23:47:43,090 INFO L226 Difference]: Without dead ends: 6302 [2022-02-10 23:47:43,091 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1697 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1034, Invalid=4972, Unknown=0, NotChecked=0, Total=6006 [2022-02-10 23:47:43,092 INFO L934 BasicCegarLoop]: 369 mSDtfsCounter, 1952 mSDsluCounter, 3763 mSDsCounter, 0 mSdLazyCounter, 3917 mSolverCounterSat, 408 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1952 SdHoareTripleChecker+Valid, 4128 SdHoareTripleChecker+Invalid, 4325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 408 IncrementalHoareTripleChecker+Valid, 3917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:43,092 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1952 Valid, 4128 Invalid, 4325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [408 Valid, 3917 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:47:43,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6302 states. [2022-02-10 23:47:43,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6302 to 2879. [2022-02-10 23:47:43,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2879 states, 2869 states have (on average 1.9473684210526316) internal successors, (5587), 2878 states have internal predecessors, (5587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:43,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 2879 states and 5587 transitions. [2022-02-10 23:47:43,131 INFO L78 Accepts]: Start accepts. Automaton has 2879 states and 5587 transitions. Word has length 133 [2022-02-10 23:47:43,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:43,131 INFO L470 AbstractCegarLoop]: Abstraction has 2879 states and 5587 transitions. [2022-02-10 23:47:43,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:43,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 5587 transitions. [2022-02-10 23:47:43,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:43,132 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:43,132 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:43,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-02-10 23:47:43,140 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:43,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:43,140 INFO L85 PathProgramCache]: Analyzing trace with hash 221639982, now seen corresponding path program 44 times [2022-02-10 23:47:43,140 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:43,140 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890279874] [2022-02-10 23:47:43,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:43,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:43,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:43,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:43,354 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:43,354 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890279874] [2022-02-10 23:47:43,354 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890279874] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:43,354 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:43,354 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:43,354 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488106937] [2022-02-10 23:47:43,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:43,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:43,354 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:43,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:43,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:43,355 INFO L87 Difference]: Start difference. First operand 2879 states and 5587 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:45,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:45,918 INFO L93 Difference]: Finished difference Result 6405 states and 12321 transitions. [2022-02-10 23:47:45,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-02-10 23:47:45,919 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:45,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:45,925 INFO L225 Difference]: With dead ends: 6405 [2022-02-10 23:47:45,925 INFO L226 Difference]: Without dead ends: 6405 [2022-02-10 23:47:45,926 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1591 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=967, Invalid=4733, Unknown=0, NotChecked=0, Total=5700 [2022-02-10 23:47:45,926 INFO L934 BasicCegarLoop]: 382 mSDtfsCounter, 1863 mSDsluCounter, 3855 mSDsCounter, 0 mSdLazyCounter, 4234 mSolverCounterSat, 378 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1863 SdHoareTripleChecker+Valid, 4232 SdHoareTripleChecker+Invalid, 4612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 378 IncrementalHoareTripleChecker+Valid, 4234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:45,926 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1863 Valid, 4232 Invalid, 4612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [378 Valid, 4234 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:47:45,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6405 states. [2022-02-10 23:47:45,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6405 to 2857. [2022-02-10 23:47:45,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2847 states have (on average 1.9469617140850017) internal successors, (5543), 2856 states have internal predecessors, (5543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:45,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5543 transitions. [2022-02-10 23:47:45,965 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5543 transitions. Word has length 133 [2022-02-10 23:47:45,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:45,966 INFO L470 AbstractCegarLoop]: Abstraction has 2857 states and 5543 transitions. [2022-02-10 23:47:45,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:45,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5543 transitions. [2022-02-10 23:47:45,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:45,967 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:45,967 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:45,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-02-10 23:47:45,967 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:45,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:45,967 INFO L85 PathProgramCache]: Analyzing trace with hash 373155208, now seen corresponding path program 45 times [2022-02-10 23:47:45,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:45,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563430293] [2022-02-10 23:47:45,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:45,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:46,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:46,184 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:46,184 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563430293] [2022-02-10 23:47:46,184 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563430293] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:46,184 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:46,184 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:46,184 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831837192] [2022-02-10 23:47:46,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:46,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:46,184 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:46,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:46,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:46,185 INFO L87 Difference]: Start difference. First operand 2857 states and 5543 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:48,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:48,313 INFO L93 Difference]: Finished difference Result 4722 states and 9092 transitions. [2022-02-10 23:47:48,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:47:48,313 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:48,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:48,318 INFO L225 Difference]: With dead ends: 4722 [2022-02-10 23:47:48,318 INFO L226 Difference]: Without dead ends: 4722 [2022-02-10 23:47:48,319 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1413 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=879, Invalid=4377, Unknown=0, NotChecked=0, Total=5256 [2022-02-10 23:47:48,319 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1020 mSDsluCounter, 3422 mSDsCounter, 0 mSdLazyCounter, 2964 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1020 SdHoareTripleChecker+Valid, 3743 SdHoareTripleChecker+Invalid, 3212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 2964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:48,319 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1020 Valid, 3743 Invalid, 3212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 2964 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:47:48,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4722 states. [2022-02-10 23:47:48,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4722 to 2864. [2022-02-10 23:47:48,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2854 states have (on average 1.9470918009810791) internal successors, (5557), 2863 states have internal predecessors, (5557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:48,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5557 transitions. [2022-02-10 23:47:48,347 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5557 transitions. Word has length 133 [2022-02-10 23:47:48,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:48,347 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5557 transitions. [2022-02-10 23:47:48,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:48,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5557 transitions. [2022-02-10 23:47:48,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:48,348 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:48,348 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:48,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-02-10 23:47:48,348 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:48,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:48,349 INFO L85 PathProgramCache]: Analyzing trace with hash -1875635222, now seen corresponding path program 46 times [2022-02-10 23:47:48,349 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:48,349 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14672919] [2022-02-10 23:47:48,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:48,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:48,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:48,560 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:48,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14672919] [2022-02-10 23:47:48,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14672919] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:48,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:48,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:48,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165611154] [2022-02-10 23:47:48,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:48,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:48,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:48,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:48,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:48,561 INFO L87 Difference]: Start difference. First operand 2864 states and 5557 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:50,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:50,504 INFO L93 Difference]: Finished difference Result 4825 states and 9302 transitions. [2022-02-10 23:47:50,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:47:50,504 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:50,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:50,510 INFO L225 Difference]: With dead ends: 4825 [2022-02-10 23:47:50,510 INFO L226 Difference]: Without dead ends: 4825 [2022-02-10 23:47:50,510 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1312 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=820, Invalid=4150, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:47:50,510 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 1272 mSDsluCounter, 3352 mSDsCounter, 0 mSdLazyCounter, 2933 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1272 SdHoareTripleChecker+Valid, 3686 SdHoareTripleChecker+Invalid, 3229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 2933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:50,510 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1272 Valid, 3686 Invalid, 3229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 2933 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:47:50,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4825 states. [2022-02-10 23:47:50,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4825 to 2847. [2022-02-10 23:47:50,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2847 states, 2837 states have (on average 1.946774762072612) internal successors, (5523), 2846 states have internal predecessors, (5523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:50,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 2847 states and 5523 transitions. [2022-02-10 23:47:50,542 INFO L78 Accepts]: Start accepts. Automaton has 2847 states and 5523 transitions. Word has length 133 [2022-02-10 23:47:50,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:50,542 INFO L470 AbstractCegarLoop]: Abstraction has 2847 states and 5523 transitions. [2022-02-10 23:47:50,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:50,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 5523 transitions. [2022-02-10 23:47:50,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:50,543 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:50,543 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:50,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-02-10 23:47:50,544 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:50,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:50,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1549538778, now seen corresponding path program 47 times [2022-02-10 23:47:50,544 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:50,544 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164850031] [2022-02-10 23:47:50,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:50,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:50,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:50,763 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:50,763 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164850031] [2022-02-10 23:47:50,764 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164850031] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:50,764 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:50,764 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:50,764 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660206934] [2022-02-10 23:47:50,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:50,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:50,764 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:50,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:50,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:50,764 INFO L87 Difference]: Start difference. First operand 2847 states and 5523 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:52,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:52,911 INFO L93 Difference]: Finished difference Result 4765 states and 9175 transitions. [2022-02-10 23:47:52,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:47:52,911 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:52,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:52,916 INFO L225 Difference]: With dead ends: 4765 [2022-02-10 23:47:52,916 INFO L226 Difference]: Without dead ends: 4765 [2022-02-10 23:47:52,917 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1325 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=967, Invalid=4145, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:47:52,917 INFO L934 BasicCegarLoop]: 394 mSDtfsCounter, 1153 mSDsluCounter, 3282 mSDsCounter, 0 mSdLazyCounter, 3268 mSolverCounterSat, 333 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1153 SdHoareTripleChecker+Valid, 3670 SdHoareTripleChecker+Invalid, 3601 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 333 IncrementalHoareTripleChecker+Valid, 3268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:52,917 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1153 Valid, 3670 Invalid, 3601 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [333 Valid, 3268 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:47:52,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-02-10 23:47:52,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 2826. [2022-02-10 23:47:52,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2826 states, 2816 states have (on average 1.9463778409090908) internal successors, (5481), 2825 states have internal predecessors, (5481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:52,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 2826 states and 5481 transitions. [2022-02-10 23:47:52,945 INFO L78 Accepts]: Start accepts. Automaton has 2826 states and 5481 transitions. Word has length 133 [2022-02-10 23:47:52,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:52,945 INFO L470 AbstractCegarLoop]: Abstraction has 2826 states and 5481 transitions. [2022-02-10 23:47:52,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:52,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2826 states and 5481 transitions. [2022-02-10 23:47:52,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-02-10 23:47:52,946 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:52,946 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:52,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-02-10 23:47:52,946 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:52,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:52,946 INFO L85 PathProgramCache]: Analyzing trace with hash 496638088, now seen corresponding path program 48 times [2022-02-10 23:47:52,946 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:52,946 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733660362] [2022-02-10 23:47:52,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:52,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:53,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:53,153 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:53,153 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733660362] [2022-02-10 23:47:53,153 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733660362] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:53,153 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:53,153 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:53,153 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341195073] [2022-02-10 23:47:53,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:53,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:53,154 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:53,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:53,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:53,154 INFO L87 Difference]: Start difference. First operand 2826 states and 5481 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:55,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:55,403 INFO L93 Difference]: Finished difference Result 4693 states and 9035 transitions. [2022-02-10 23:47:55,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:47:55,403 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 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 133 [2022-02-10 23:47:55,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:55,408 INFO L225 Difference]: With dead ends: 4693 [2022-02-10 23:47:55,408 INFO L226 Difference]: Without dead ends: 4693 [2022-02-10 23:47:55,409 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1231 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=903, Invalid=3927, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:47:55,409 INFO L934 BasicCegarLoop]: 408 mSDtfsCounter, 1486 mSDsluCounter, 3387 mSDsCounter, 0 mSdLazyCounter, 3535 mSolverCounterSat, 360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1486 SdHoareTripleChecker+Valid, 3789 SdHoareTripleChecker+Invalid, 3895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 360 IncrementalHoareTripleChecker+Valid, 3535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:55,409 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1486 Valid, 3789 Invalid, 3895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [360 Valid, 3535 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:47:55,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-02-10 23:47:55,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 2628. [2022-02-10 23:47:55,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2628 states, 2619 states have (on average 1.9415807560137457) internal successors, (5085), 2627 states have internal predecessors, (5085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:55,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2628 states and 5085 transitions. [2022-02-10 23:47:55,436 INFO L78 Accepts]: Start accepts. Automaton has 2628 states and 5085 transitions. Word has length 133 [2022-02-10 23:47:55,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:55,436 INFO L470 AbstractCegarLoop]: Abstraction has 2628 states and 5085 transitions. [2022-02-10 23:47:55,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:55,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 5085 transitions. [2022-02-10 23:47:55,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:47:55,437 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:55,437 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:55,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-02-10 23:47:55,438 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:55,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:55,438 INFO L85 PathProgramCache]: Analyzing trace with hash -471777954, now seen corresponding path program 1 times [2022-02-10 23:47:55,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:55,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73789973] [2022-02-10 23:47:55,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:55,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:55,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:55,734 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:55,734 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73789973] [2022-02-10 23:47:55,734 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73789973] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:55,734 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:55,734 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:47:55,734 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681165322] [2022-02-10 23:47:55,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:55,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:47:55,734 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:55,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:47:55,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:47:55,735 INFO L87 Difference]: Start difference. First operand 2628 states and 5085 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:57,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:57,494 INFO L93 Difference]: Finished difference Result 3508 states and 6819 transitions. [2022-02-10 23:47:57,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-10 23:47:57,495 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:47:57,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:57,499 INFO L225 Difference]: With dead ends: 3508 [2022-02-10 23:47:57,499 INFO L226 Difference]: Without dead ends: 3508 [2022-02-10 23:47:57,500 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1160 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=762, Invalid=3528, Unknown=0, NotChecked=0, Total=4290 [2022-02-10 23:47:57,500 INFO L934 BasicCegarLoop]: 270 mSDtfsCounter, 1544 mSDsluCounter, 2918 mSDsCounter, 0 mSdLazyCounter, 2241 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1544 SdHoareTripleChecker+Valid, 3186 SdHoareTripleChecker+Invalid, 2393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 2241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:57,500 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1544 Valid, 3186 Invalid, 2393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 2241 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:47:57,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3508 states. [2022-02-10 23:47:57,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3508 to 2759. [2022-02-10 23:47:57,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2759 states, 2750 states have (on average 1.9443636363636363) internal successors, (5347), 2758 states have internal predecessors, (5347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:57,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2759 states to 2759 states and 5347 transitions. [2022-02-10 23:47:57,525 INFO L78 Accepts]: Start accepts. Automaton has 2759 states and 5347 transitions. Word has length 141 [2022-02-10 23:47:57,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:57,525 INFO L470 AbstractCegarLoop]: Abstraction has 2759 states and 5347 transitions. [2022-02-10 23:47:57,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:57,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2759 states and 5347 transitions. [2022-02-10 23:47:57,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:47:57,526 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:57,526 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:57,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-02-10 23:47:57,527 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:57,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:57,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1971001216, now seen corresponding path program 2 times [2022-02-10 23:47:57,527 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:57,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565240702] [2022-02-10 23:47:57,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:57,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:57,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:57,854 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:57,854 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565240702] [2022-02-10 23:47:57,854 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565240702] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:57,854 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:57,854 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:47:57,854 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741368980] [2022-02-10 23:47:57,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:57,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:47:57,855 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:57,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:47:57,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:47:57,855 INFO L87 Difference]: Start difference. First operand 2759 states and 5347 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:59,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:59,878 INFO L93 Difference]: Finished difference Result 3550 states and 6901 transitions. [2022-02-10 23:47:59,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:47:59,879 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:47:59,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:59,883 INFO L225 Difference]: With dead ends: 3550 [2022-02-10 23:47:59,883 INFO L226 Difference]: Without dead ends: 3550 [2022-02-10 23:47:59,883 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1350 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=842, Invalid=3988, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:47:59,883 INFO L934 BasicCegarLoop]: 278 mSDtfsCounter, 1412 mSDsluCounter, 3421 mSDsCounter, 0 mSdLazyCounter, 2713 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1412 SdHoareTripleChecker+Valid, 3697 SdHoareTripleChecker+Invalid, 2876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 2713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:59,884 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1412 Valid, 3697 Invalid, 2876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 2713 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:47:59,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3550 states. [2022-02-10 23:47:59,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3550 to 2770. [2022-02-10 23:47:59,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2770 states, 2761 states have (on average 1.9445852951829048) internal successors, (5369), 2769 states have internal predecessors, (5369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:59,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 2770 states and 5369 transitions. [2022-02-10 23:47:59,909 INFO L78 Accepts]: Start accepts. Automaton has 2770 states and 5369 transitions. Word has length 141 [2022-02-10 23:47:59,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:59,909 INFO L470 AbstractCegarLoop]: Abstraction has 2770 states and 5369 transitions. [2022-02-10 23:47:59,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:59,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 5369 transitions. [2022-02-10 23:47:59,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:47:59,910 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:59,910 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:59,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-02-10 23:47:59,910 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:59,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:59,911 INFO L85 PathProgramCache]: Analyzing trace with hash 162601502, now seen corresponding path program 3 times [2022-02-10 23:47:59,911 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:59,911 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953765565] [2022-02-10 23:47:59,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:59,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:59,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:00,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:00,235 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:00,235 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953765565] [2022-02-10 23:48:00,235 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953765565] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:00,235 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:00,235 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:00,235 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061140480] [2022-02-10 23:48:00,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:00,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:00,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:00,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:00,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:00,236 INFO L87 Difference]: Start difference. First operand 2770 states and 5369 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:02,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:02,173 INFO L93 Difference]: Finished difference Result 3586 states and 6971 transitions. [2022-02-10 23:48:02,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:02,173 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:02,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:02,177 INFO L225 Difference]: With dead ends: 3586 [2022-02-10 23:48:02,177 INFO L226 Difference]: Without dead ends: 3586 [2022-02-10 23:48:02,178 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1453 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=868, Invalid=4244, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:02,178 INFO L934 BasicCegarLoop]: 286 mSDtfsCounter, 1433 mSDsluCounter, 3082 mSDsCounter, 0 mSdLazyCounter, 2307 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 3366 SdHoareTripleChecker+Invalid, 2518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 2307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:02,178 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 3366 Invalid, 2518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 2307 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:48:02,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3586 states. [2022-02-10 23:48:02,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3586 to 2781. [2022-02-10 23:48:02,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2781 states, 2772 states have (on average 1.9448051948051948) internal successors, (5391), 2780 states have internal predecessors, (5391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:02,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 2781 states and 5391 transitions. [2022-02-10 23:48:02,201 INFO L78 Accepts]: Start accepts. Automaton has 2781 states and 5391 transitions. Word has length 141 [2022-02-10 23:48:02,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:02,201 INFO L470 AbstractCegarLoop]: Abstraction has 2781 states and 5391 transitions. [2022-02-10 23:48:02,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:02,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2781 states and 5391 transitions. [2022-02-10 23:48:02,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:02,203 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:02,203 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:02,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-02-10 23:48:02,203 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:02,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:02,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1547297472, now seen corresponding path program 4 times [2022-02-10 23:48:02,203 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:02,203 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325156541] [2022-02-10 23:48:02,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:02,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:02,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:02,506 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:02,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325156541] [2022-02-10 23:48:02,506 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325156541] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:02,506 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:02,506 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:02,506 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339567587] [2022-02-10 23:48:02,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:02,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:02,508 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:02,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:02,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:02,508 INFO L87 Difference]: Start difference. First operand 2781 states and 5391 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:04,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:04,356 INFO L93 Difference]: Finished difference Result 3628 states and 7053 transitions. [2022-02-10 23:48:04,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:48:04,357 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:04,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:04,361 INFO L225 Difference]: With dead ends: 3628 [2022-02-10 23:48:04,361 INFO L226 Difference]: Without dead ends: 3628 [2022-02-10 23:48:04,362 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1556 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=911, Invalid=4491, Unknown=0, NotChecked=0, Total=5402 [2022-02-10 23:48:04,362 INFO L934 BasicCegarLoop]: 294 mSDtfsCounter, 1586 mSDsluCounter, 2863 mSDsCounter, 0 mSdLazyCounter, 2127 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1586 SdHoareTripleChecker+Valid, 3155 SdHoareTripleChecker+Invalid, 2377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 2127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:04,362 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1586 Valid, 3155 Invalid, 2377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 2127 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:48:04,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3628 states. [2022-02-10 23:48:04,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3628 to 2792. [2022-02-10 23:48:04,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2792 states, 2783 states have (on average 1.9450233560905497) internal successors, (5413), 2791 states have internal predecessors, (5413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:04,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2792 states and 5413 transitions. [2022-02-10 23:48:04,397 INFO L78 Accepts]: Start accepts. Automaton has 2792 states and 5413 transitions. Word has length 141 [2022-02-10 23:48:04,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:04,397 INFO L470 AbstractCegarLoop]: Abstraction has 2792 states and 5413 transitions. [2022-02-10 23:48:04,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:04,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 5413 transitions. [2022-02-10 23:48:04,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:04,399 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:04,399 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:04,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-02-10 23:48:04,399 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:04,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:04,399 INFO L85 PathProgramCache]: Analyzing trace with hash -90528034, now seen corresponding path program 5 times [2022-02-10 23:48:04,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:04,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429609388] [2022-02-10 23:48:04,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:04,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:04,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:04,684 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:04,684 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429609388] [2022-02-10 23:48:04,684 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429609388] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:04,684 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:04,684 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:04,684 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376283071] [2022-02-10 23:48:04,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:04,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:04,685 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:04,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:04,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:04,685 INFO L87 Difference]: Start difference. First operand 2792 states and 5413 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:06,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:06,806 INFO L93 Difference]: Finished difference Result 4623 states and 8970 transitions. [2022-02-10 23:48:06,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-02-10 23:48:06,807 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:06,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:06,811 INFO L225 Difference]: With dead ends: 4623 [2022-02-10 23:48:06,811 INFO L226 Difference]: Without dead ends: 4623 [2022-02-10 23:48:06,812 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1614 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=936, Invalid=4614, Unknown=0, NotChecked=0, Total=5550 [2022-02-10 23:48:06,812 INFO L934 BasicCegarLoop]: 314 mSDtfsCounter, 1998 mSDsluCounter, 3768 mSDsCounter, 0 mSdLazyCounter, 2908 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1998 SdHoareTripleChecker+Valid, 4080 SdHoareTripleChecker+Invalid, 3072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 2908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:06,812 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1998 Valid, 4080 Invalid, 3072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 2908 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:48:06,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4623 states. [2022-02-10 23:48:06,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4623 to 2876. [2022-02-10 23:48:06,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9466341123125217) internal successors, (5581), 2875 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:06,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5581 transitions. [2022-02-10 23:48:06,838 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5581 transitions. Word has length 141 [2022-02-10 23:48:06,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:06,838 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5581 transitions. [2022-02-10 23:48:06,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:06,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5581 transitions. [2022-02-10 23:48:06,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:06,839 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:06,839 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:06,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-02-10 23:48:06,839 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:06,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:06,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1807168428, now seen corresponding path program 6 times [2022-02-10 23:48:06,840 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:06,840 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642943302] [2022-02-10 23:48:06,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:06,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:07,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:07,209 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:07,209 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642943302] [2022-02-10 23:48:07,209 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642943302] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:07,209 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:07,209 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:07,209 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815217768] [2022-02-10 23:48:07,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:07,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:07,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:07,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:07,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:07,210 INFO L87 Difference]: Start difference. First operand 2876 states and 5581 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:08,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:08,879 INFO L93 Difference]: Finished difference Result 3187 states and 6156 transitions. [2022-02-10 23:48:08,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-10 23:48:08,879 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:08,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:08,882 INFO L225 Difference]: With dead ends: 3187 [2022-02-10 23:48:08,882 INFO L226 Difference]: Without dead ends: 3187 [2022-02-10 23:48:08,883 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1186 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=829, Invalid=3593, Unknown=0, NotChecked=0, Total=4422 [2022-02-10 23:48:08,883 INFO L934 BasicCegarLoop]: 308 mSDtfsCounter, 1328 mSDsluCounter, 2749 mSDsCounter, 0 mSdLazyCounter, 1974 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1328 SdHoareTripleChecker+Valid, 3055 SdHoareTripleChecker+Invalid, 2149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:08,883 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1328 Valid, 3055 Invalid, 2149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1974 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:48:08,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3187 states. [2022-02-10 23:48:08,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3187 to 2876. [2022-02-10 23:48:08,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9466341123125217) internal successors, (5581), 2875 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:08,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5581 transitions. [2022-02-10 23:48:08,905 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5581 transitions. Word has length 141 [2022-02-10 23:48:08,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:08,905 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5581 transitions. [2022-02-10 23:48:08,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:08,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5581 transitions. [2022-02-10 23:48:08,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:08,906 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:08,906 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:08,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-02-10 23:48:08,906 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:08,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:08,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1713242206, now seen corresponding path program 7 times [2022-02-10 23:48:08,907 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:08,907 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369517838] [2022-02-10 23:48:08,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:08,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:09,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:09,289 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:09,289 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369517838] [2022-02-10 23:48:09,289 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369517838] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:09,289 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:09,289 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:09,289 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583644007] [2022-02-10 23:48:09,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:09,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:09,289 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:09,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:09,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:09,290 INFO L87 Difference]: Start difference. First operand 2876 states and 5581 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:11,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:11,057 INFO L93 Difference]: Finished difference Result 3219 states and 6219 transitions. [2022-02-10 23:48:11,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:48:11,057 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:11,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:11,060 INFO L225 Difference]: With dead ends: 3219 [2022-02-10 23:48:11,060 INFO L226 Difference]: Without dead ends: 3219 [2022-02-10 23:48:11,061 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1343 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=932, Invalid=3898, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:48:11,061 INFO L934 BasicCegarLoop]: 309 mSDtfsCounter, 1207 mSDsluCounter, 2657 mSDsCounter, 0 mSdLazyCounter, 1865 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1207 SdHoareTripleChecker+Valid, 2964 SdHoareTripleChecker+Invalid, 2040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:11,061 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1207 Valid, 2964 Invalid, 2040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1865 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:48:11,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3219 states. [2022-02-10 23:48:11,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3219 to 2882. [2022-02-10 23:48:11,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2882 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2881 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:11,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2882 states and 5593 transitions. [2022-02-10 23:48:11,084 INFO L78 Accepts]: Start accepts. Automaton has 2882 states and 5593 transitions. Word has length 141 [2022-02-10 23:48:11,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:11,085 INFO L470 AbstractCegarLoop]: Abstraction has 2882 states and 5593 transitions. [2022-02-10 23:48:11,085 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:11,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 5593 transitions. [2022-02-10 23:48:11,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:11,086 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:11,086 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:11,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-02-10 23:48:11,086 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:11,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:11,086 INFO L85 PathProgramCache]: Analyzing trace with hash -138945920, now seen corresponding path program 8 times [2022-02-10 23:48:11,086 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:11,087 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866786110] [2022-02-10 23:48:11,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:11,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:11,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:11,451 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:11,451 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866786110] [2022-02-10 23:48:11,451 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866786110] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:11,451 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:11,451 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:11,451 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187034667] [2022-02-10 23:48:11,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:11,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:11,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:11,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:11,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:11,452 INFO L87 Difference]: Start difference. First operand 2882 states and 5593 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:13,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:13,464 INFO L93 Difference]: Finished difference Result 3227 states and 6234 transitions. [2022-02-10 23:48:13,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:13,465 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:13,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:13,468 INFO L225 Difference]: With dead ends: 3227 [2022-02-10 23:48:13,468 INFO L226 Difference]: Without dead ends: 3227 [2022-02-10 23:48:13,469 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1434 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=973, Invalid=4139, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:13,469 INFO L934 BasicCegarLoop]: 317 mSDtfsCounter, 1242 mSDsluCounter, 3303 mSDsCounter, 0 mSdLazyCounter, 2544 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1242 SdHoareTripleChecker+Valid, 3618 SdHoareTripleChecker+Invalid, 2709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 2544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:13,469 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1242 Valid, 3618 Invalid, 2709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 2544 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:48:13,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3227 states. [2022-02-10 23:48:13,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3227 to 2876. [2022-02-10 23:48:13,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9466341123125217) internal successors, (5581), 2875 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:13,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5581 transitions. [2022-02-10 23:48:13,493 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5581 transitions. Word has length 141 [2022-02-10 23:48:13,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:13,493 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5581 transitions. [2022-02-10 23:48:13,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:13,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5581 transitions. [2022-02-10 23:48:13,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:13,495 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:13,495 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:13,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-02-10 23:48:13,495 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:13,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:13,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1132222956, now seen corresponding path program 9 times [2022-02-10 23:48:13,496 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:13,496 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767244621] [2022-02-10 23:48:13,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:13,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:13,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:13,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:13,866 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:13,866 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767244621] [2022-02-10 23:48:13,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767244621] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:13,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:13,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:13,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570247002] [2022-02-10 23:48:13,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:13,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:13,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:13,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:13,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:13,867 INFO L87 Difference]: Start difference. First operand 2876 states and 5581 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:15,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:15,529 INFO L93 Difference]: Finished difference Result 3220 states and 6222 transitions. [2022-02-10 23:48:15,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:48:15,529 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:15,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:15,532 INFO L225 Difference]: With dead ends: 3220 [2022-02-10 23:48:15,532 INFO L226 Difference]: Without dead ends: 3220 [2022-02-10 23:48:15,533 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1249 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=863, Invalid=3693, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:48:15,533 INFO L934 BasicCegarLoop]: 282 mSDtfsCounter, 1095 mSDsluCounter, 2632 mSDsCounter, 0 mSdLazyCounter, 1843 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 2912 SdHoareTripleChecker+Invalid, 2010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:15,533 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1095 Valid, 2912 Invalid, 2010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1843 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:48:15,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3220 states. [2022-02-10 23:48:15,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3220 to 2888. [2022-02-10 23:48:15,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2888 states, 2879 states have (on average 1.9468565474122959) internal successors, (5605), 2887 states have internal predecessors, (5605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:15,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 2888 states and 5605 transitions. [2022-02-10 23:48:15,555 INFO L78 Accepts]: Start accepts. Automaton has 2888 states and 5605 transitions. Word has length 141 [2022-02-10 23:48:15,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:15,555 INFO L470 AbstractCegarLoop]: Abstraction has 2888 states and 5605 transitions. [2022-02-10 23:48:15,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:15,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2888 states and 5605 transitions. [2022-02-10 23:48:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:15,556 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:15,556 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:15,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-02-10 23:48:15,556 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:15,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:15,557 INFO L85 PathProgramCache]: Analyzing trace with hash 1310556214, now seen corresponding path program 10 times [2022-02-10 23:48:15,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:15,557 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664024923] [2022-02-10 23:48:15,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:15,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:15,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:15,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:15,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664024923] [2022-02-10 23:48:15,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664024923] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:15,932 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:15,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:15,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155894256] [2022-02-10 23:48:15,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:15,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:15,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:15,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:15,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:15,933 INFO L87 Difference]: Start difference. First operand 2888 states and 5605 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:17,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:17,960 INFO L93 Difference]: Finished difference Result 3254 states and 6288 transitions. [2022-02-10 23:48:17,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:17,961 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:17,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:17,965 INFO L225 Difference]: With dead ends: 3254 [2022-02-10 23:48:17,965 INFO L226 Difference]: Without dead ends: 3254 [2022-02-10 23:48:17,966 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1439 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=966, Invalid=4146, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:17,966 INFO L934 BasicCegarLoop]: 290 mSDtfsCounter, 1206 mSDsluCounter, 3026 mSDsCounter, 0 mSdLazyCounter, 2327 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 3314 SdHoareTripleChecker+Invalid, 2510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 2327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:17,966 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1206 Valid, 3314 Invalid, 2510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 2327 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:48:17,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3254 states. [2022-02-10 23:48:18,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3254 to 2882. [2022-02-10 23:48:18,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2882 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2881 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:18,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2882 states and 5593 transitions. [2022-02-10 23:48:18,010 INFO L78 Accepts]: Start accepts. Automaton has 2882 states and 5593 transitions. Word has length 141 [2022-02-10 23:48:18,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:18,010 INFO L470 AbstractCegarLoop]: Abstraction has 2882 states and 5593 transitions. [2022-02-10 23:48:18,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:18,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 5593 transitions. [2022-02-10 23:48:18,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:18,012 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:18,012 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:18,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-02-10 23:48:18,012 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:18,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:18,013 INFO L85 PathProgramCache]: Analyzing trace with hash -497843500, now seen corresponding path program 11 times [2022-02-10 23:48:18,013 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:18,013 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559463337] [2022-02-10 23:48:18,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:18,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:18,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:18,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:18,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559463337] [2022-02-10 23:48:18,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559463337] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:18,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:18,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:18,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118607029] [2022-02-10 23:48:18,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:18,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:18,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:18,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:18,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:18,361 INFO L87 Difference]: Start difference. First operand 2882 states and 5593 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:20,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:20,323 INFO L93 Difference]: Finished difference Result 3267 states and 6312 transitions. [2022-02-10 23:48:20,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:20,323 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:20,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:20,326 INFO L225 Difference]: With dead ends: 3267 [2022-02-10 23:48:20,326 INFO L226 Difference]: Without dead ends: 3267 [2022-02-10 23:48:20,327 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1430 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=943, Invalid=4169, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:20,327 INFO L934 BasicCegarLoop]: 299 mSDtfsCounter, 1102 mSDsluCounter, 3357 mSDsCounter, 0 mSdLazyCounter, 2538 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1102 SdHoareTripleChecker+Valid, 3654 SdHoareTripleChecker+Invalid, 2720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 2538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:20,327 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1102 Valid, 3654 Invalid, 2720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 2538 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:48:20,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3267 states. [2022-02-10 23:48:20,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3267 to 2876. [2022-02-10 23:48:20,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9466341123125217) internal successors, (5581), 2875 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:20,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5581 transitions. [2022-02-10 23:48:20,349 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5581 transitions. Word has length 141 [2022-02-10 23:48:20,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:20,349 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5581 transitions. [2022-02-10 23:48:20,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:20,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5581 transitions. [2022-02-10 23:48:20,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:20,351 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:20,351 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:20,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-02-10 23:48:20,353 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:20,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:20,353 INFO L85 PathProgramCache]: Analyzing trace with hash -137793890, now seen corresponding path program 12 times [2022-02-10 23:48:20,353 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:20,353 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943889540] [2022-02-10 23:48:20,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:20,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:20,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:20,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:20,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943889540] [2022-02-10 23:48:20,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943889540] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:20,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:20,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:20,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705827012] [2022-02-10 23:48:20,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:20,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:20,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:20,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:20,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:20,692 INFO L87 Difference]: Start difference. First operand 2876 states and 5581 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:22,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:22,351 INFO L93 Difference]: Finished difference Result 3206 states and 6194 transitions. [2022-02-10 23:48:22,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-10 23:48:22,351 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:22,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:22,354 INFO L225 Difference]: With dead ends: 3206 [2022-02-10 23:48:22,354 INFO L226 Difference]: Without dead ends: 3206 [2022-02-10 23:48:22,354 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1153 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=797, Invalid=3493, Unknown=0, NotChecked=0, Total=4290 [2022-02-10 23:48:22,355 INFO L934 BasicCegarLoop]: 266 mSDtfsCounter, 1074 mSDsluCounter, 2678 mSDsCounter, 0 mSdLazyCounter, 1929 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1074 SdHoareTripleChecker+Valid, 2942 SdHoareTripleChecker+Invalid, 2098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1929 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:22,355 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1074 Valid, 2942 Invalid, 2098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1929 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:48:22,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3206 states. [2022-02-10 23:48:22,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3206 to 2870. [2022-02-10 23:48:22,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2861 states have (on average 1.9465221950367004) internal successors, (5569), 2869 states have internal predecessors, (5569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:22,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5569 transitions. [2022-02-10 23:48:22,376 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5569 transitions. Word has length 141 [2022-02-10 23:48:22,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:22,376 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5569 transitions. [2022-02-10 23:48:22,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:22,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5569 transitions. [2022-02-10 23:48:22,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:22,378 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:22,378 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:22,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-02-10 23:48:22,378 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:22,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:22,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1989982016, now seen corresponding path program 13 times [2022-02-10 23:48:22,378 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:22,378 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685851711] [2022-02-10 23:48:22,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:22,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:22,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:22,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:22,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685851711] [2022-02-10 23:48:22,724 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685851711] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:22,724 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:22,724 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:22,724 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741517653] [2022-02-10 23:48:22,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:22,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:22,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:22,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:22,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:22,724 INFO L87 Difference]: Start difference. First operand 2870 states and 5569 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:24,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:24,705 INFO L93 Difference]: Finished difference Result 3240 states and 6260 transitions. [2022-02-10 23:48:24,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:48:24,705 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:24,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:24,708 INFO L225 Difference]: With dead ends: 3240 [2022-02-10 23:48:24,708 INFO L226 Difference]: Without dead ends: 3240 [2022-02-10 23:48:24,709 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1338 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=888, Invalid=3942, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:48:24,709 INFO L934 BasicCegarLoop]: 274 mSDtfsCounter, 1075 mSDsluCounter, 3319 mSDsCounter, 0 mSdLazyCounter, 2574 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1075 SdHoareTripleChecker+Valid, 3591 SdHoareTripleChecker+Invalid, 2754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 2574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:24,709 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1075 Valid, 3591 Invalid, 2754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 2574 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:48:24,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3240 states. [2022-02-10 23:48:24,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3240 to 2864. [2022-02-10 23:48:24,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2855 states have (on average 1.9464098073555167) internal successors, (5557), 2863 states have internal predecessors, (5557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:24,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5557 transitions. [2022-02-10 23:48:24,731 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5557 transitions. Word has length 141 [2022-02-10 23:48:24,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:24,731 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5557 transitions. [2022-02-10 23:48:24,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:24,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5557 transitions. [2022-02-10 23:48:24,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:24,732 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:24,732 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:24,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-02-10 23:48:24,732 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:24,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:24,733 INFO L85 PathProgramCache]: Analyzing trace with hash 496585566, now seen corresponding path program 14 times [2022-02-10 23:48:24,733 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:24,733 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745374154] [2022-02-10 23:48:24,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:24,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:25,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:25,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:25,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745374154] [2022-02-10 23:48:25,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745374154] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:25,065 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:25,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:25,065 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226660702] [2022-02-10 23:48:25,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:25,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:25,066 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:25,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:25,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:25,066 INFO L87 Difference]: Start difference. First operand 2864 states and 5557 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:27,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:27,150 INFO L93 Difference]: Finished difference Result 3271 states and 6320 transitions. [2022-02-10 23:48:27,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:27,150 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:27,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:27,153 INFO L225 Difference]: With dead ends: 3271 [2022-02-10 23:48:27,154 INFO L226 Difference]: Without dead ends: 3271 [2022-02-10 23:48:27,154 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1437 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=924, Invalid=4188, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:27,154 INFO L934 BasicCegarLoop]: 283 mSDtfsCounter, 1177 mSDsluCounter, 3462 mSDsCounter, 0 mSdLazyCounter, 2806 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1177 SdHoareTripleChecker+Valid, 3743 SdHoareTripleChecker+Invalid, 2989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 2806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:27,154 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1177 Valid, 3743 Invalid, 2989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 2806 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:48:27,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3271 states. [2022-02-10 23:48:27,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3271 to 2858. [2022-02-10 23:48:27,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2858 states, 2849 states have (on average 1.9462969462969464) internal successors, (5545), 2857 states have internal predecessors, (5545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:27,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 2858 states and 5545 transitions. [2022-02-10 23:48:27,180 INFO L78 Accepts]: Start accepts. Automaton has 2858 states and 5545 transitions. Word has length 141 [2022-02-10 23:48:27,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:27,180 INFO L470 AbstractCegarLoop]: Abstraction has 2858 states and 5545 transitions. [2022-02-10 23:48:27,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:27,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states and 5545 transitions. [2022-02-10 23:48:27,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:27,181 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:27,182 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:27,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-02-10 23:48:27,182 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:27,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:27,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1881281536, now seen corresponding path program 15 times [2022-02-10 23:48:27,182 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:27,182 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755906944] [2022-02-10 23:48:27,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:27,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:27,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:27,500 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:27,500 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755906944] [2022-02-10 23:48:27,500 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755906944] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:27,500 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:27,500 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:27,500 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741643476] [2022-02-10 23:48:27,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:27,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:27,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:27,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:27,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:27,501 INFO L87 Difference]: Start difference. First operand 2858 states and 5545 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:29,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:29,466 INFO L93 Difference]: Finished difference Result 3267 states and 6310 transitions. [2022-02-10 23:48:29,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:29,467 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:29,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:29,470 INFO L225 Difference]: With dead ends: 3267 [2022-02-10 23:48:29,470 INFO L226 Difference]: Without dead ends: 3267 [2022-02-10 23:48:29,471 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1428 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=917, Invalid=4195, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:29,471 INFO L934 BasicCegarLoop]: 291 mSDtfsCounter, 1217 mSDsluCounter, 3167 mSDsCounter, 0 mSdLazyCounter, 2465 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1217 SdHoareTripleChecker+Valid, 3456 SdHoareTripleChecker+Invalid, 2657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 2465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:29,471 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1217 Valid, 3456 Invalid, 2657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 2465 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:48:29,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3267 states. [2022-02-10 23:48:29,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3267 to 2836. [2022-02-10 23:48:29,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2836 states, 2827 states have (on average 1.9458790237000354) internal successors, (5501), 2835 states have internal predecessors, (5501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:29,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 2836 states and 5501 transitions. [2022-02-10 23:48:29,493 INFO L78 Accepts]: Start accepts. Automaton has 2836 states and 5501 transitions. Word has length 141 [2022-02-10 23:48:29,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:29,493 INFO L470 AbstractCegarLoop]: Abstraction has 2836 states and 5501 transitions. [2022-02-10 23:48:29,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:29,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 5501 transitions. [2022-02-10 23:48:29,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:29,494 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:29,494 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:29,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-02-10 23:48:29,494 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:29,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:29,495 INFO L85 PathProgramCache]: Analyzing trace with hash 3499958, now seen corresponding path program 16 times [2022-02-10 23:48:29,495 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:29,495 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207789192] [2022-02-10 23:48:29,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:29,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:29,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:29,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:29,806 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:29,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207789192] [2022-02-10 23:48:29,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207789192] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:29,806 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:29,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:29,807 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357313537] [2022-02-10 23:48:29,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:29,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:29,807 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:29,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:29,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:29,807 INFO L87 Difference]: Start difference. First operand 2836 states and 5501 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:31,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:31,456 INFO L93 Difference]: Finished difference Result 4325 states and 8408 transitions. [2022-02-10 23:48:31,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:48:31,457 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:31,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:31,461 INFO L225 Difference]: With dead ends: 4325 [2022-02-10 23:48:31,461 INFO L226 Difference]: Without dead ends: 4325 [2022-02-10 23:48:31,462 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1239 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=741, Invalid=3815, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:48:31,462 INFO L934 BasicCegarLoop]: 306 mSDtfsCounter, 1334 mSDsluCounter, 3031 mSDsCounter, 0 mSdLazyCounter, 1975 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1334 SdHoareTripleChecker+Valid, 3335 SdHoareTripleChecker+Invalid, 2091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:31,462 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1334 Valid, 3335 Invalid, 2091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1975 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:48:31,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4325 states. [2022-02-10 23:48:31,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4325 to 2938. [2022-02-10 23:48:31,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2938 states, 2929 states have (on average 1.9477637418914304) internal successors, (5705), 2937 states have internal predecessors, (5705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:31,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 2938 states and 5705 transitions. [2022-02-10 23:48:31,488 INFO L78 Accepts]: Start accepts. Automaton has 2938 states and 5705 transitions. Word has length 141 [2022-02-10 23:48:31,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:31,488 INFO L470 AbstractCegarLoop]: Abstraction has 2938 states and 5705 transitions. [2022-02-10 23:48:31,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:31,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2938 states and 5705 transitions. [2022-02-10 23:48:31,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:31,490 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:31,490 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:31,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-02-10 23:48:31,490 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:31,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:31,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1848688168, now seen corresponding path program 17 times [2022-02-10 23:48:31,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:31,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943436535] [2022-02-10 23:48:31,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:31,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:31,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:31,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:31,825 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943436535] [2022-02-10 23:48:31,825 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943436535] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:31,826 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:31,826 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:31,826 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441208259] [2022-02-10 23:48:31,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:31,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:31,826 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:31,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:31,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:31,827 INFO L87 Difference]: Start difference. First operand 2938 states and 5705 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:33,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:33,942 INFO L93 Difference]: Finished difference Result 4359 states and 8474 transitions. [2022-02-10 23:48:33,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:33,943 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:33,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:33,947 INFO L225 Difference]: With dead ends: 4359 [2022-02-10 23:48:33,947 INFO L226 Difference]: Without dead ends: 4359 [2022-02-10 23:48:33,947 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1440 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=811, Invalid=4301, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:33,947 INFO L934 BasicCegarLoop]: 314 mSDtfsCounter, 1210 mSDsluCounter, 3684 mSDsCounter, 0 mSdLazyCounter, 2722 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1210 SdHoareTripleChecker+Valid, 3996 SdHoareTripleChecker+Invalid, 2860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 2722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:33,947 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1210 Valid, 3996 Invalid, 2860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 2722 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:48:33,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4359 states. [2022-02-10 23:48:33,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4359 to 2932. [2022-02-10 23:48:33,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2932 states, 2923 states have (on average 1.9476565172767704) internal successors, (5693), 2931 states have internal predecessors, (5693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:33,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 2932 states and 5693 transitions. [2022-02-10 23:48:33,972 INFO L78 Accepts]: Start accepts. Automaton has 2932 states and 5693 transitions. Word has length 141 [2022-02-10 23:48:33,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:33,972 INFO L470 AbstractCegarLoop]: Abstraction has 2932 states and 5693 transitions. [2022-02-10 23:48:33,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:33,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 5693 transitions. [2022-02-10 23:48:33,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:33,973 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:33,973 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:33,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-02-10 23:48:33,973 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:33,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:33,974 INFO L85 PathProgramCache]: Analyzing trace with hash 637879414, now seen corresponding path program 18 times [2022-02-10 23:48:33,974 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:33,974 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402215554] [2022-02-10 23:48:33,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:33,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:34,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:34,279 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:34,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402215554] [2022-02-10 23:48:34,279 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402215554] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:34,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:34,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:34,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141795911] [2022-02-10 23:48:34,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:34,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:34,280 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:34,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:34,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:34,280 INFO L87 Difference]: Start difference. First operand 2932 states and 5693 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:36,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:36,389 INFO L93 Difference]: Finished difference Result 4390 states and 8534 transitions. [2022-02-10 23:48:36,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:48:36,390 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:36,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:36,394 INFO L225 Difference]: With dead ends: 4390 [2022-02-10 23:48:36,394 INFO L226 Difference]: Without dead ends: 4390 [2022-02-10 23:48:36,394 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1549 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=828, Invalid=4574, Unknown=0, NotChecked=0, Total=5402 [2022-02-10 23:48:36,395 INFO L934 BasicCegarLoop]: 323 mSDtfsCounter, 1344 mSDsluCounter, 3742 mSDsCounter, 0 mSdLazyCounter, 2923 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1344 SdHoareTripleChecker+Valid, 4063 SdHoareTripleChecker+Invalid, 3096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 2923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:36,395 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1344 Valid, 4063 Invalid, 3096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 2923 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:48:36,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4390 states. [2022-02-10 23:48:36,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4390 to 2926. [2022-02-10 23:48:36,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2926 states, 2917 states have (on average 1.9475488515598218) internal successors, (5681), 2925 states have internal predecessors, (5681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:36,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 2926 states and 5681 transitions. [2022-02-10 23:48:36,420 INFO L78 Accepts]: Start accepts. Automaton has 2926 states and 5681 transitions. Word has length 141 [2022-02-10 23:48:36,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:36,420 INFO L470 AbstractCegarLoop]: Abstraction has 2926 states and 5681 transitions. [2022-02-10 23:48:36,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:36,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2926 states and 5681 transitions. [2022-02-10 23:48:36,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:36,422 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:36,422 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:36,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-02-10 23:48:36,422 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:36,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:36,422 INFO L85 PathProgramCache]: Analyzing trace with hash 2022575384, now seen corresponding path program 19 times [2022-02-10 23:48:36,422 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:36,422 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225498981] [2022-02-10 23:48:36,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:36,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:36,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:36,728 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:36,728 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225498981] [2022-02-10 23:48:36,728 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225498981] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:36,728 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:36,728 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:36,728 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348105519] [2022-02-10 23:48:36,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:36,729 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:36,729 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:36,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:36,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:36,729 INFO L87 Difference]: Start difference. First operand 2926 states and 5681 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:38,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:38,798 INFO L93 Difference]: Finished difference Result 4424 states and 8600 transitions. [2022-02-10 23:48:38,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-02-10 23:48:38,799 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:38,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:38,803 INFO L225 Difference]: With dead ends: 4424 [2022-02-10 23:48:38,803 INFO L226 Difference]: Without dead ends: 4424 [2022-02-10 23:48:38,804 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1659 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=862, Invalid=4838, Unknown=0, NotChecked=0, Total=5700 [2022-02-10 23:48:38,804 INFO L934 BasicCegarLoop]: 331 mSDtfsCounter, 1345 mSDsluCounter, 3791 mSDsCounter, 0 mSdLazyCounter, 2874 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1345 SdHoareTripleChecker+Valid, 4120 SdHoareTripleChecker+Invalid, 3057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 2874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:38,804 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1345 Valid, 4120 Invalid, 3057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 2874 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:48:38,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4424 states. [2022-02-10 23:48:38,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4424 to 2920. [2022-02-10 23:48:38,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2920 states, 2911 states have (on average 1.947440742013054) internal successors, (5669), 2919 states have internal predecessors, (5669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:38,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2920 states and 5669 transitions. [2022-02-10 23:48:38,829 INFO L78 Accepts]: Start accepts. Automaton has 2920 states and 5669 transitions. Word has length 141 [2022-02-10 23:48:38,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:38,830 INFO L470 AbstractCegarLoop]: Abstraction has 2920 states and 5669 transitions. [2022-02-10 23:48:38,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:38,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 5669 transitions. [2022-02-10 23:48:38,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:38,831 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:38,831 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:38,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-02-10 23:48:38,831 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:38,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:38,831 INFO L85 PathProgramCache]: Analyzing trace with hash 384749878, now seen corresponding path program 20 times [2022-02-10 23:48:38,831 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:38,831 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085329443] [2022-02-10 23:48:38,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:38,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:38,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:39,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:39,116 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:39,116 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085329443] [2022-02-10 23:48:39,116 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085329443] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:39,116 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:39,116 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:39,116 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722360514] [2022-02-10 23:48:39,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:39,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:39,117 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:39,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:39,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:39,117 INFO L87 Difference]: Start difference. First operand 2920 states and 5669 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:41,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:41,404 INFO L93 Difference]: Finished difference Result 5884 states and 11409 transitions. [2022-02-10 23:48:41,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-02-10 23:48:41,404 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:41,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:41,410 INFO L225 Difference]: With dead ends: 5884 [2022-02-10 23:48:41,410 INFO L226 Difference]: Without dead ends: 5884 [2022-02-10 23:48:41,411 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2108 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1017, Invalid=5955, Unknown=0, NotChecked=0, Total=6972 [2022-02-10 23:48:41,411 INFO L934 BasicCegarLoop]: 367 mSDtfsCounter, 2027 mSDsluCounter, 4172 mSDsCounter, 0 mSdLazyCounter, 3068 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2027 SdHoareTripleChecker+Valid, 4537 SdHoareTripleChecker+Invalid, 3232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 3068 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:41,411 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2027 Valid, 4537 Invalid, 3232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 3068 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:48:41,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5884 states. [2022-02-10 23:48:41,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5884 to 2848. [2022-02-10 23:48:41,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2848 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2847 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:41,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 2848 states and 5525 transitions. [2022-02-10 23:48:41,441 INFO L78 Accepts]: Start accepts. Automaton has 2848 states and 5525 transitions. Word has length 141 [2022-02-10 23:48:41,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:41,441 INFO L470 AbstractCegarLoop]: Abstraction has 2848 states and 5525 transitions. [2022-02-10 23:48:41,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:41,442 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 5525 transitions. [2022-02-10 23:48:41,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:41,443 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:41,443 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:41,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-02-10 23:48:41,443 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:41,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:41,443 INFO L85 PathProgramCache]: Analyzing trace with hash -177886262, now seen corresponding path program 21 times [2022-02-10 23:48:41,443 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:41,443 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143773547] [2022-02-10 23:48:41,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:41,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:41,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:41,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:41,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143773547] [2022-02-10 23:48:41,690 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143773547] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:41,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:41,690 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:41,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964375049] [2022-02-10 23:48:41,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:41,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:41,690 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:41,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:41,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:41,691 INFO L87 Difference]: Start difference. First operand 2848 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:43,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:43,295 INFO L93 Difference]: Finished difference Result 4426 states and 8583 transitions. [2022-02-10 23:48:43,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-10 23:48:43,296 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:43,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:43,300 INFO L225 Difference]: With dead ends: 4426 [2022-02-10 23:48:43,300 INFO L226 Difference]: Without dead ends: 4426 [2022-02-10 23:48:43,301 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1013 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=550, Invalid=2990, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:48:43,301 INFO L934 BasicCegarLoop]: 320 mSDtfsCounter, 1123 mSDsluCounter, 3270 mSDsCounter, 0 mSdLazyCounter, 2572 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1123 SdHoareTripleChecker+Valid, 3588 SdHoareTripleChecker+Invalid, 2634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 2572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:43,301 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1123 Valid, 3588 Invalid, 2634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 2572 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:48:43,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4426 states. [2022-02-10 23:48:43,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4426 to 2908. [2022-02-10 23:48:43,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2908 states, 2899 states have (on average 1.947223180407037) internal successors, (5645), 2907 states have internal predecessors, (5645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:43,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2908 states and 5645 transitions. [2022-02-10 23:48:43,326 INFO L78 Accepts]: Start accepts. Automaton has 2908 states and 5645 transitions. Word has length 141 [2022-02-10 23:48:43,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:43,326 INFO L470 AbstractCegarLoop]: Abstraction has 2908 states and 5645 transitions. [2022-02-10 23:48:43,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:43,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 5645 transitions. [2022-02-10 23:48:43,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:43,328 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:43,328 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:43,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-02-10 23:48:43,328 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:43,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:43,328 INFO L85 PathProgramCache]: Analyzing trace with hash -130518572, now seen corresponding path program 22 times [2022-02-10 23:48:43,328 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:43,328 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379997865] [2022-02-10 23:48:43,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:43,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:43,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:43,545 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:43,545 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379997865] [2022-02-10 23:48:43,545 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379997865] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:43,545 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:43,545 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:43,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794244867] [2022-02-10 23:48:43,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:43,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:43,546 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:43,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:43,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:43,546 INFO L87 Difference]: Start difference. First operand 2908 states and 5645 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:45,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:45,255 INFO L93 Difference]: Finished difference Result 5119 states and 9888 transitions. [2022-02-10 23:48:45,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-02-10 23:48:45,256 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:45,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:45,261 INFO L225 Difference]: With dead ends: 5119 [2022-02-10 23:48:45,261 INFO L226 Difference]: Without dead ends: 5119 [2022-02-10 23:48:45,262 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1560 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=660, Invalid=4596, Unknown=0, NotChecked=0, Total=5256 [2022-02-10 23:48:45,262 INFO L934 BasicCegarLoop]: 399 mSDtfsCounter, 1110 mSDsluCounter, 4557 mSDsCounter, 0 mSdLazyCounter, 2890 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1110 SdHoareTripleChecker+Valid, 4954 SdHoareTripleChecker+Invalid, 2966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 2890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:45,262 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1110 Valid, 4954 Invalid, 2966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 2890 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:48:45,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5119 states. [2022-02-10 23:48:45,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5119 to 2862. [2022-02-10 23:48:45,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2862 states, 2853 states have (on average 1.946372239747634) internal successors, (5553), 2861 states have internal predecessors, (5553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:45,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2862 states and 5553 transitions. [2022-02-10 23:48:45,294 INFO L78 Accepts]: Start accepts. Automaton has 2862 states and 5553 transitions. Word has length 141 [2022-02-10 23:48:45,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:45,294 INFO L470 AbstractCegarLoop]: Abstraction has 2862 states and 5553 transitions. [2022-02-10 23:48:45,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2862 states and 5553 transitions. [2022-02-10 23:48:45,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:45,296 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:45,296 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:45,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-02-10 23:48:45,296 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:45,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:45,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1625431030, now seen corresponding path program 23 times [2022-02-10 23:48:45,296 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:45,296 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531461261] [2022-02-10 23:48:45,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:45,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:45,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:45,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:45,598 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:45,598 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531461261] [2022-02-10 23:48:45,598 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531461261] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:45,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:45,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:45,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277248395] [2022-02-10 23:48:45,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:45,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:45,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:45,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:45,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:45,599 INFO L87 Difference]: Start difference. First operand 2862 states and 5553 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:47,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:47,556 INFO L93 Difference]: Finished difference Result 4379 states and 8516 transitions. [2022-02-10 23:48:47,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:48:47,556 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:47,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:47,561 INFO L225 Difference]: With dead ends: 4379 [2022-02-10 23:48:47,561 INFO L226 Difference]: Without dead ends: 4379 [2022-02-10 23:48:47,561 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1236 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=733, Invalid=3823, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:48:47,562 INFO L934 BasicCegarLoop]: 277 mSDtfsCounter, 1260 mSDsluCounter, 3313 mSDsCounter, 0 mSdLazyCounter, 2697 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1260 SdHoareTripleChecker+Valid, 3588 SdHoareTripleChecker+Invalid, 2809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 2697 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:47,562 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1260 Valid, 3588 Invalid, 2809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 2697 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:48:47,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4379 states. [2022-02-10 23:48:47,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4379 to 2988. [2022-02-10 23:48:47,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2988 states, 2979 states have (on average 1.948640483383686) internal successors, (5805), 2987 states have internal predecessors, (5805), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:47,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2988 states and 5805 transitions. [2022-02-10 23:48:47,592 INFO L78 Accepts]: Start accepts. Automaton has 2988 states and 5805 transitions. Word has length 141 [2022-02-10 23:48:47,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:47,592 INFO L470 AbstractCegarLoop]: Abstraction has 2988 states and 5805 transitions. [2022-02-10 23:48:47,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:47,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 5805 transitions. [2022-02-10 23:48:47,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:47,593 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:47,593 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:47,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-02-10 23:48:47,594 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:47,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:47,594 INFO L85 PathProgramCache]: Analyzing trace with hash -226757096, now seen corresponding path program 24 times [2022-02-10 23:48:47,594 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:47,594 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976131100] [2022-02-10 23:48:47,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:47,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:47,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:47,911 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:47,911 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976131100] [2022-02-10 23:48:47,911 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976131100] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:47,911 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:47,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:47,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184194026] [2022-02-10 23:48:47,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:47,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:47,912 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:47,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:47,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:47,912 INFO L87 Difference]: Start difference. First operand 2988 states and 5805 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:49,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:49,849 INFO L93 Difference]: Finished difference Result 4413 states and 8582 transitions. [2022-02-10 23:48:49,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:49,849 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:49,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:49,854 INFO L225 Difference]: With dead ends: 4413 [2022-02-10 23:48:49,854 INFO L226 Difference]: Without dead ends: 4413 [2022-02-10 23:48:49,855 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1440 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=792, Invalid=4320, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:49,855 INFO L934 BasicCegarLoop]: 285 mSDtfsCounter, 1284 mSDsluCounter, 3209 mSDsCounter, 0 mSdLazyCounter, 2608 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 3492 SdHoareTripleChecker+Invalid, 2755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 2608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:49,855 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 3492 Invalid, 2755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 2608 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:48:49,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4413 states. [2022-02-10 23:48:49,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4413 to 2982. [2022-02-10 23:48:49,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2982 states, 2973 states have (on average 1.9485368314833502) internal successors, (5793), 2981 states have internal predecessors, (5793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 2982 states and 5793 transitions. [2022-02-10 23:48:49,883 INFO L78 Accepts]: Start accepts. Automaton has 2982 states and 5793 transitions. Word has length 141 [2022-02-10 23:48:49,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:49,883 INFO L470 AbstractCegarLoop]: Abstraction has 2982 states and 5793 transitions. [2022-02-10 23:48:49,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:49,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2982 states and 5793 transitions. [2022-02-10 23:48:49,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:49,885 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:49,885 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:49,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-02-10 23:48:49,885 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:49,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:49,885 INFO L85 PathProgramCache]: Analyzing trace with hash -2035156810, now seen corresponding path program 25 times [2022-02-10 23:48:49,886 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:49,886 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313496912] [2022-02-10 23:48:49,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:49,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:50,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:50,199 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:50,199 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313496912] [2022-02-10 23:48:50,199 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313496912] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:50,199 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:50,199 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:50,199 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133274832] [2022-02-10 23:48:50,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:50,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:50,200 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:50,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:50,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:50,200 INFO L87 Difference]: Start difference. First operand 2982 states and 5793 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:52,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:52,214 INFO L93 Difference]: Finished difference Result 4444 states and 8642 transitions. [2022-02-10 23:48:52,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:48:52,214 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:52,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:52,219 INFO L225 Difference]: With dead ends: 4444 [2022-02-10 23:48:52,219 INFO L226 Difference]: Without dead ends: 4444 [2022-02-10 23:48:52,219 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1554 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=802, Invalid=4600, Unknown=0, NotChecked=0, Total=5402 [2022-02-10 23:48:52,219 INFO L934 BasicCegarLoop]: 294 mSDtfsCounter, 1281 mSDsluCounter, 3329 mSDsCounter, 0 mSdLazyCounter, 2696 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1281 SdHoareTripleChecker+Valid, 3621 SdHoareTripleChecker+Invalid, 2858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 2696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:52,219 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1281 Valid, 3621 Invalid, 2858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 2696 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:48:52,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4444 states. [2022-02-10 23:48:52,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4444 to 2976. [2022-02-10 23:48:52,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2976 states, 2967 states have (on average 1.9484327603640041) internal successors, (5781), 2975 states have internal predecessors, (5781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:52,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2976 states and 5781 transitions. [2022-02-10 23:48:52,245 INFO L78 Accepts]: Start accepts. Automaton has 2976 states and 5781 transitions. Word has length 141 [2022-02-10 23:48:52,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:52,246 INFO L470 AbstractCegarLoop]: Abstraction has 2976 states and 5781 transitions. [2022-02-10 23:48:52,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:52,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 5781 transitions. [2022-02-10 23:48:52,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:52,247 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:52,247 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:52,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-02-10 23:48:52,247 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:52,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:52,248 INFO L85 PathProgramCache]: Analyzing trace with hash -650460840, now seen corresponding path program 26 times [2022-02-10 23:48:52,248 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:52,248 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444846633] [2022-02-10 23:48:52,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:52,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:52,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:52,531 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:52,531 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444846633] [2022-02-10 23:48:52,531 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444846633] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:52,531 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:52,531 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:52,531 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661179839] [2022-02-10 23:48:52,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:52,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:52,531 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:52,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:52,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:52,532 INFO L87 Difference]: Start difference. First operand 2976 states and 5781 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:54,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:54,681 INFO L93 Difference]: Finished difference Result 4478 states and 8708 transitions. [2022-02-10 23:48:54,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-02-10 23:48:54,681 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:54,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:54,686 INFO L225 Difference]: With dead ends: 4478 [2022-02-10 23:48:54,686 INFO L226 Difference]: Without dead ends: 4478 [2022-02-10 23:48:54,686 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1669 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=829, Invalid=4871, Unknown=0, NotChecked=0, Total=5700 [2022-02-10 23:48:54,687 INFO L934 BasicCegarLoop]: 302 mSDtfsCounter, 1283 mSDsluCounter, 3622 mSDsCounter, 0 mSdLazyCounter, 3073 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1283 SdHoareTripleChecker+Valid, 3922 SdHoareTripleChecker+Invalid, 3265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 3073 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:54,687 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1283 Valid, 3922 Invalid, 3265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 3073 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:48:54,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4478 states. [2022-02-10 23:48:54,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4478 to 2970. [2022-02-10 23:48:54,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2970 states, 2961 states have (on average 1.9483282674772036) internal successors, (5769), 2969 states have internal predecessors, (5769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:54,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2970 states and 5769 transitions. [2022-02-10 23:48:54,724 INFO L78 Accepts]: Start accepts. Automaton has 2970 states and 5769 transitions. Word has length 141 [2022-02-10 23:48:54,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:54,725 INFO L470 AbstractCegarLoop]: Abstraction has 2970 states and 5769 transitions. [2022-02-10 23:48:54,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:54,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 5769 transitions. [2022-02-10 23:48:54,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:54,726 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:54,726 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:54,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-02-10 23:48:54,726 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:54,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:54,727 INFO L85 PathProgramCache]: Analyzing trace with hash 2006680950, now seen corresponding path program 27 times [2022-02-10 23:48:54,727 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:54,727 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829937522] [2022-02-10 23:48:54,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:54,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:54,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:54,995 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:54,995 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829937522] [2022-02-10 23:48:54,995 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829937522] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:54,995 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:54,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:54,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333371507] [2022-02-10 23:48:54,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:54,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:54,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:54,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:54,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:54,996 INFO L87 Difference]: Start difference. First operand 2970 states and 5769 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:57,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:57,148 INFO L93 Difference]: Finished difference Result 5938 states and 11517 transitions. [2022-02-10 23:48:57,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-02-10 23:48:57,148 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:57,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:57,155 INFO L225 Difference]: With dead ends: 5938 [2022-02-10 23:48:57,155 INFO L226 Difference]: Without dead ends: 5938 [2022-02-10 23:48:57,156 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2119 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=978, Invalid=5994, Unknown=0, NotChecked=0, Total=6972 [2022-02-10 23:48:57,156 INFO L934 BasicCegarLoop]: 332 mSDtfsCounter, 2058 mSDsluCounter, 3522 mSDsCounter, 0 mSdLazyCounter, 2849 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2058 SdHoareTripleChecker+Valid, 3852 SdHoareTripleChecker+Invalid, 3040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 2849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:57,156 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2058 Valid, 3852 Invalid, 3040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 2849 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:48:57,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5938 states. [2022-02-10 23:48:57,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5938 to 2898. [2022-02-10 23:48:57,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2898 states, 2889 states have (on average 1.9470404984423677) internal successors, (5625), 2897 states have internal predecessors, (5625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:57,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2898 states and 5625 transitions. [2022-02-10 23:48:57,191 INFO L78 Accepts]: Start accepts. Automaton has 2898 states and 5625 transitions. Word has length 141 [2022-02-10 23:48:57,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:57,191 INFO L470 AbstractCegarLoop]: Abstraction has 2898 states and 5625 transitions. [2022-02-10 23:48:57,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:57,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 5625 transitions. [2022-02-10 23:48:57,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:57,192 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:57,192 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:57,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-02-10 23:48:57,193 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:57,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:57,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1444044810, now seen corresponding path program 28 times [2022-02-10 23:48:57,193 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:57,193 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646308551] [2022-02-10 23:48:57,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:57,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:57,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:57,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:57,416 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646308551] [2022-02-10 23:48:57,416 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646308551] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:57,416 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:57,416 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:57,416 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596395153] [2022-02-10 23:48:57,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:57,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:57,416 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:57,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:57,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:57,416 INFO L87 Difference]: Start difference. First operand 2898 states and 5625 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:58,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:58,879 INFO L93 Difference]: Finished difference Result 4772 states and 9261 transitions. [2022-02-10 23:48:58,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-02-10 23:48:58,880 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:48:58,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:58,885 INFO L225 Difference]: With dead ends: 4772 [2022-02-10 23:48:58,885 INFO L226 Difference]: Without dead ends: 4772 [2022-02-10 23:48:58,886 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 976 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=562, Invalid=2978, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:48:58,886 INFO L934 BasicCegarLoop]: 337 mSDtfsCounter, 1310 mSDsluCounter, 3083 mSDsCounter, 0 mSdLazyCounter, 2513 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1310 SdHoareTripleChecker+Valid, 3418 SdHoareTripleChecker+Invalid, 2601 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 2513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:58,886 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1310 Valid, 3418 Invalid, 2601 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 2513 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:48:58,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4772 states. [2022-02-10 23:48:58,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4772 to 2974. [2022-02-10 23:48:58,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2974 states, 2965 states have (on average 1.9483979763912311) internal successors, (5777), 2973 states have internal predecessors, (5777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:58,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2974 states and 5777 transitions. [2022-02-10 23:48:58,914 INFO L78 Accepts]: Start accepts. Automaton has 2974 states and 5777 transitions. Word has length 141 [2022-02-10 23:48:58,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:58,914 INFO L470 AbstractCegarLoop]: Abstraction has 2974 states and 5777 transitions. [2022-02-10 23:48:58,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:58,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 5777 transitions. [2022-02-10 23:48:58,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:48:58,915 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:58,915 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:58,916 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-02-10 23:48:58,916 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:58,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:58,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1491412500, now seen corresponding path program 29 times [2022-02-10 23:48:58,916 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:58,916 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318321501] [2022-02-10 23:48:58,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:58,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:59,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:59,197 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:59,197 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318321501] [2022-02-10 23:48:59,197 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318321501] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:59,198 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:59,198 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:59,198 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634934590] [2022-02-10 23:48:59,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:59,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:59,198 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:59,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:59,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:59,198 INFO L87 Difference]: Start difference. First operand 2974 states and 5777 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:00,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:00,850 INFO L93 Difference]: Finished difference Result 4678 states and 9079 transitions. [2022-02-10 23:49:00,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:49:00,850 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:00,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:00,855 INFO L225 Difference]: With dead ends: 4678 [2022-02-10 23:49:00,855 INFO L226 Difference]: Without dead ends: 4678 [2022-02-10 23:49:00,856 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=540, Invalid=2882, Unknown=0, NotChecked=0, Total=3422 [2022-02-10 23:49:00,856 INFO L934 BasicCegarLoop]: 307 mSDtfsCounter, 1223 mSDsluCounter, 3399 mSDsCounter, 0 mSdLazyCounter, 2794 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1223 SdHoareTripleChecker+Valid, 3704 SdHoareTripleChecker+Invalid, 2887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 2794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:00,856 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1223 Valid, 3704 Invalid, 2887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 2794 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:49:00,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2022-02-10 23:49:00,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 2914. [2022-02-10 23:49:00,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2914 states, 2905 states have (on average 1.9473321858864028) internal successors, (5657), 2913 states have internal predecessors, (5657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:00,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2914 states and 5657 transitions. [2022-02-10 23:49:00,884 INFO L78 Accepts]: Start accepts. Automaton has 2914 states and 5657 transitions. Word has length 141 [2022-02-10 23:49:00,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:00,884 INFO L470 AbstractCegarLoop]: Abstraction has 2914 states and 5657 transitions. [2022-02-10 23:49:00,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:00,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 5657 transitions. [2022-02-10 23:49:00,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:00,886 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:00,886 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:00,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-02-10 23:49:00,886 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:00,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:00,886 INFO L85 PathProgramCache]: Analyzing trace with hash -141221294, now seen corresponding path program 30 times [2022-02-10 23:49:00,886 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:00,886 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650603885] [2022-02-10 23:49:00,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:00,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:00,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:01,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:01,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:01,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650603885] [2022-02-10 23:49:01,194 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650603885] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:01,194 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:01,194 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:01,194 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904426486] [2022-02-10 23:49:01,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:01,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:01,194 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:01,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:01,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:01,195 INFO L87 Difference]: Start difference. First operand 2914 states and 5657 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:02,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:02,556 INFO L93 Difference]: Finished difference Result 3877 states and 7567 transitions. [2022-02-10 23:49:02,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:49:02,556 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:02,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:02,560 INFO L225 Difference]: With dead ends: 3877 [2022-02-10 23:49:02,560 INFO L226 Difference]: Without dead ends: 3877 [2022-02-10 23:49:02,560 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=521, Invalid=2559, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 23:49:02,560 INFO L934 BasicCegarLoop]: 224 mSDtfsCounter, 1020 mSDsluCounter, 2392 mSDsCounter, 0 mSdLazyCounter, 1746 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1020 SdHoareTripleChecker+Valid, 2614 SdHoareTripleChecker+Invalid, 1861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:02,560 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1020 Valid, 2614 Invalid, 1861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1746 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:49:02,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3877 states. [2022-02-10 23:49:02,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3877 to 3046. [2022-02-10 23:49:02,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3046 states, 3037 states have (on average 1.9496213368455713) internal successors, (5921), 3045 states have internal predecessors, (5921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:02,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 3046 states and 5921 transitions. [2022-02-10 23:49:02,587 INFO L78 Accepts]: Start accepts. Automaton has 3046 states and 5921 transitions. Word has length 141 [2022-02-10 23:49:02,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:02,587 INFO L470 AbstractCegarLoop]: Abstraction has 3046 states and 5921 transitions. [2022-02-10 23:49:02,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:02,588 INFO L276 IsEmpty]: Start isEmpty. Operand 3046 states and 5921 transitions. [2022-02-10 23:49:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:02,589 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:02,589 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:02,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-02-10 23:49:02,589 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:02,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:02,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1993409420, now seen corresponding path program 31 times [2022-02-10 23:49:02,590 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:02,590 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507608878] [2022-02-10 23:49:02,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:02,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:02,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:02,947 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:02,947 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507608878] [2022-02-10 23:49:02,947 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507608878] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:02,947 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:02,948 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:02,948 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274566517] [2022-02-10 23:49:02,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:02,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:02,948 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:02,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:02,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:02,948 INFO L87 Difference]: Start difference. First operand 3046 states and 5921 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:04,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:04,547 INFO L93 Difference]: Finished difference Result 3911 states and 7633 transitions. [2022-02-10 23:49:04,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:49:04,547 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:04,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:04,551 INFO L225 Difference]: With dead ends: 3911 [2022-02-10 23:49:04,551 INFO L226 Difference]: Without dead ends: 3911 [2022-02-10 23:49:04,551 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=559, Invalid=2863, Unknown=0, NotChecked=0, Total=3422 [2022-02-10 23:49:04,552 INFO L934 BasicCegarLoop]: 232 mSDtfsCounter, 1021 mSDsluCounter, 2710 mSDsCounter, 0 mSdLazyCounter, 2270 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1021 SdHoareTripleChecker+Valid, 2940 SdHoareTripleChecker+Invalid, 2407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 2270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:04,552 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1021 Valid, 2940 Invalid, 2407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 2270 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:49:04,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3911 states. [2022-02-10 23:49:04,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3911 to 3040. [2022-02-10 23:49:04,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3040 states, 3031 states have (on average 1.9495216100296933) internal successors, (5909), 3039 states have internal predecessors, (5909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:04,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 3040 states and 5909 transitions. [2022-02-10 23:49:04,577 INFO L78 Accepts]: Start accepts. Automaton has 3040 states and 5909 transitions. Word has length 141 [2022-02-10 23:49:04,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:04,578 INFO L470 AbstractCegarLoop]: Abstraction has 3040 states and 5909 transitions. [2022-02-10 23:49:04,578 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:04,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3040 states and 5909 transitions. [2022-02-10 23:49:04,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:04,579 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:04,579 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:04,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-02-10 23:49:04,580 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:04,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:04,580 INFO L85 PathProgramCache]: Analyzing trace with hash 493158162, now seen corresponding path program 32 times [2022-02-10 23:49:04,580 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:04,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889710897] [2022-02-10 23:49:04,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:04,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:04,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:04,901 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:04,901 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889710897] [2022-02-10 23:49:04,901 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889710897] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:04,901 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:04,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:04,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811187725] [2022-02-10 23:49:04,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:04,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:04,901 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:04,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:04,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:04,902 INFO L87 Difference]: Start difference. First operand 3040 states and 5909 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:06,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:06,508 INFO L93 Difference]: Finished difference Result 3942 states and 7693 transitions. [2022-02-10 23:49:06,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:49:06,508 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:06,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:06,512 INFO L225 Difference]: With dead ends: 3942 [2022-02-10 23:49:06,512 INFO L226 Difference]: Without dead ends: 3942 [2022-02-10 23:49:06,512 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 857 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=553, Invalid=2987, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:49:06,512 INFO L934 BasicCegarLoop]: 241 mSDtfsCounter, 1155 mSDsluCounter, 2757 mSDsCounter, 0 mSdLazyCounter, 2266 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1155 SdHoareTripleChecker+Valid, 2996 SdHoareTripleChecker+Invalid, 2428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 2266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:06,513 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1155 Valid, 2996 Invalid, 2428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 2266 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:49:06,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3942 states. [2022-02-10 23:49:06,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3942 to 3034. [2022-02-10 23:49:06,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3034 states, 3025 states have (on average 1.9494214876033058) internal successors, (5897), 3033 states have internal predecessors, (5897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 3034 states and 5897 transitions. [2022-02-10 23:49:06,538 INFO L78 Accepts]: Start accepts. Automaton has 3034 states and 5897 transitions. Word has length 141 [2022-02-10 23:49:06,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:06,538 INFO L470 AbstractCegarLoop]: Abstraction has 3034 states and 5897 transitions. [2022-02-10 23:49:06,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:06,538 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 5897 transitions. [2022-02-10 23:49:06,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:06,540 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:06,540 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:06,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-02-10 23:49:06,540 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:06,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:06,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1877854132, now seen corresponding path program 33 times [2022-02-10 23:49:06,540 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:06,540 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962308172] [2022-02-10 23:49:06,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:06,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:06,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:06,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:06,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:06,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962308172] [2022-02-10 23:49:06,827 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962308172] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:06,827 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:06,827 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:06,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382407320] [2022-02-10 23:49:06,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:06,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:06,828 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:06,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:06,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:06,828 INFO L87 Difference]: Start difference. First operand 3034 states and 5897 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:08,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:08,423 INFO L93 Difference]: Finished difference Result 3976 states and 7759 transitions. [2022-02-10 23:49:08,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-10 23:49:08,424 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:08,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:08,428 INFO L225 Difference]: With dead ends: 3976 [2022-02-10 23:49:08,428 INFO L226 Difference]: Without dead ends: 3976 [2022-02-10 23:49:08,428 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=559, Invalid=3101, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:49:08,428 INFO L934 BasicCegarLoop]: 249 mSDtfsCounter, 1042 mSDsluCounter, 3033 mSDsCounter, 0 mSdLazyCounter, 2435 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1042 SdHoareTripleChecker+Valid, 3280 SdHoareTripleChecker+Invalid, 2592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 2435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:08,428 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1042 Valid, 3280 Invalid, 2592 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 2435 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:49:08,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3976 states. [2022-02-10 23:49:08,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3976 to 3028. [2022-02-10 23:49:08,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3028 states, 3019 states have (on average 1.9493209672076848) internal successors, (5885), 3027 states have internal predecessors, (5885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:08,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 3028 states and 5885 transitions. [2022-02-10 23:49:08,454 INFO L78 Accepts]: Start accepts. Automaton has 3028 states and 5885 transitions. Word has length 141 [2022-02-10 23:49:08,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:08,454 INFO L470 AbstractCegarLoop]: Abstraction has 3028 states and 5885 transitions. [2022-02-10 23:49:08,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:08,454 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 5885 transitions. [2022-02-10 23:49:08,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:08,456 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:08,456 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:08,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-02-10 23:49:08,456 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:08,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:08,456 INFO L85 PathProgramCache]: Analyzing trace with hash 240028626, now seen corresponding path program 34 times [2022-02-10 23:49:08,456 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:08,456 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706881322] [2022-02-10 23:49:08,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:08,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:08,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:08,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:08,725 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:08,725 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706881322] [2022-02-10 23:49:08,725 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706881322] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:08,725 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:08,725 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:08,725 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885276925] [2022-02-10 23:49:08,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:08,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:08,726 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:08,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:08,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:08,726 INFO L87 Difference]: Start difference. First operand 3028 states and 5885 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:10,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:10,567 INFO L93 Difference]: Finished difference Result 5261 states and 10253 transitions. [2022-02-10 23:49:10,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-10 23:49:10,568 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:10,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:10,573 INFO L225 Difference]: With dead ends: 5261 [2022-02-10 23:49:10,573 INFO L226 Difference]: Without dead ends: 5261 [2022-02-10 23:49:10,573 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 970 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=594, Invalid=3312, Unknown=0, NotChecked=0, Total=3906 [2022-02-10 23:49:10,574 INFO L934 BasicCegarLoop]: 279 mSDtfsCounter, 1352 mSDsluCounter, 3684 mSDsCounter, 0 mSdLazyCounter, 2986 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1352 SdHoareTripleChecker+Valid, 3961 SdHoareTripleChecker+Invalid, 3128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 2986 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:10,574 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1352 Valid, 3961 Invalid, 3128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 2986 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:49:10,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5261 states. [2022-02-10 23:49:10,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5261 to 2956. [2022-02-10 23:49:10,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2956 states, 2947 states have (on average 1.9480827960637936) internal successors, (5741), 2955 states have internal predecessors, (5741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:10,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 2956 states and 5741 transitions. [2022-02-10 23:49:10,603 INFO L78 Accepts]: Start accepts. Automaton has 2956 states and 5741 transitions. Word has length 141 [2022-02-10 23:49:10,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:10,604 INFO L470 AbstractCegarLoop]: Abstraction has 2956 states and 5741 transitions. [2022-02-10 23:49:10,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:10,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2956 states and 5741 transitions. [2022-02-10 23:49:10,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:10,605 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:10,605 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:10,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-02-10 23:49:10,606 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:10,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:10,606 INFO L85 PathProgramCache]: Analyzing trace with hash -322607514, now seen corresponding path program 35 times [2022-02-10 23:49:10,606 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:10,606 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416972947] [2022-02-10 23:49:10,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:10,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:10,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:10,840 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:10,840 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416972947] [2022-02-10 23:49:10,840 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416972947] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:10,840 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:10,840 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:10,840 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464942194] [2022-02-10 23:49:10,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:10,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:10,840 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:10,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:10,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:10,841 INFO L87 Difference]: Start difference. First operand 2956 states and 5741 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:12,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:12,211 INFO L93 Difference]: Finished difference Result 5766 states and 11232 transitions. [2022-02-10 23:49:12,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-02-10 23:49:12,212 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:12,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:12,238 INFO L225 Difference]: With dead ends: 5766 [2022-02-10 23:49:12,238 INFO L226 Difference]: Without dead ends: 5766 [2022-02-10 23:49:12,238 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 637 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=453, Invalid=2199, Unknown=0, NotChecked=0, Total=2652 [2022-02-10 23:49:12,238 INFO L934 BasicCegarLoop]: 251 mSDtfsCounter, 1353 mSDsluCounter, 2658 mSDsCounter, 0 mSdLazyCounter, 2171 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1353 SdHoareTripleChecker+Valid, 2907 SdHoareTripleChecker+Invalid, 2277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:12,238 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1353 Valid, 2907 Invalid, 2277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2171 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:49:12,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5766 states. [2022-02-10 23:49:12,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5766 to 2949. [2022-02-10 23:49:12,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2949 states, 2940 states have (on average 1.9479591836734693) internal successors, (5727), 2948 states have internal predecessors, (5727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:12,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2949 states to 2949 states and 5727 transitions. [2022-02-10 23:49:12,267 INFO L78 Accepts]: Start accepts. Automaton has 2949 states and 5727 transitions. Word has length 141 [2022-02-10 23:49:12,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:12,267 INFO L470 AbstractCegarLoop]: Abstraction has 2949 states and 5727 transitions. [2022-02-10 23:49:12,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:12,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2949 states and 5727 transitions. [2022-02-10 23:49:12,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:12,269 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:12,269 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:12,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-02-10 23:49:12,269 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:12,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:12,270 INFO L85 PathProgramCache]: Analyzing trace with hash 811447078, now seen corresponding path program 36 times [2022-02-10 23:49:12,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:12,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693533808] [2022-02-10 23:49:12,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:12,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:12,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:12,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:12,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693533808] [2022-02-10 23:49:12,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693533808] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:12,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:12,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:12,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51098672] [2022-02-10 23:49:12,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:12,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:12,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:12,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:12,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:12,510 INFO L87 Difference]: Start difference. First operand 2949 states and 5727 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:14,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:14,376 INFO L93 Difference]: Finished difference Result 5032 states and 9825 transitions. [2022-02-10 23:49:14,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:49:14,376 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:14,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:14,382 INFO L225 Difference]: With dead ends: 5032 [2022-02-10 23:49:14,382 INFO L226 Difference]: Without dead ends: 5032 [2022-02-10 23:49:14,383 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 945 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=572, Invalid=2968, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:49:14,383 INFO L934 BasicCegarLoop]: 295 mSDtfsCounter, 1394 mSDsluCounter, 3352 mSDsCounter, 0 mSdLazyCounter, 3105 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1394 SdHoareTripleChecker+Valid, 3645 SdHoareTripleChecker+Invalid, 3193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 3105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:14,383 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1394 Valid, 3645 Invalid, 3193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 3105 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:49:14,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5032 states. [2022-02-10 23:49:14,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5032 to 3009. [2022-02-10 23:49:14,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3009 states, 3000 states have (on average 1.949) internal successors, (5847), 3008 states have internal predecessors, (5847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:14,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 3009 states and 5847 transitions. [2022-02-10 23:49:14,426 INFO L78 Accepts]: Start accepts. Automaton has 3009 states and 5847 transitions. Word has length 141 [2022-02-10 23:49:14,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:14,426 INFO L470 AbstractCegarLoop]: Abstraction has 3009 states and 5847 transitions. [2022-02-10 23:49:14,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:14,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3009 states and 5847 transitions. [2022-02-10 23:49:14,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:14,428 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:14,428 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:14,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-02-10 23:49:14,428 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:14,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:14,428 INFO L85 PathProgramCache]: Analyzing trace with hash 858814768, now seen corresponding path program 37 times [2022-02-10 23:49:14,428 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:14,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315900737] [2022-02-10 23:49:14,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:14,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:14,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:14,711 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:14,711 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315900737] [2022-02-10 23:49:14,712 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315900737] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:14,712 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:14,712 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:14,712 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16665744] [2022-02-10 23:49:14,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:14,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:14,712 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:14,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:14,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:14,712 INFO L87 Difference]: Start difference. First operand 3009 states and 5847 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:16,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:16,540 INFO L93 Difference]: Finished difference Result 5003 states and 9768 transitions. [2022-02-10 23:49:16,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-10 23:49:16,541 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:16,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:16,546 INFO L225 Difference]: With dead ends: 5003 [2022-02-10 23:49:16,546 INFO L226 Difference]: Without dead ends: 5003 [2022-02-10 23:49:16,546 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 902 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=550, Invalid=2872, Unknown=0, NotChecked=0, Total=3422 [2022-02-10 23:49:16,546 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 1247 mSDsluCounter, 3288 mSDsCounter, 0 mSdLazyCounter, 2971 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 3579 SdHoareTripleChecker+Invalid, 3065 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2971 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:16,546 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1247 Valid, 3579 Invalid, 3065 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2971 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:49:16,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5003 states. [2022-02-10 23:49:16,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5003 to 2927. [2022-02-10 23:49:16,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2927 states, 2918 states have (on average 1.9475668265935573) internal successors, (5683), 2926 states have internal predecessors, (5683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:16,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2927 states and 5683 transitions. [2022-02-10 23:49:16,573 INFO L78 Accepts]: Start accepts. Automaton has 2927 states and 5683 transitions. Word has length 141 [2022-02-10 23:49:16,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:16,574 INFO L470 AbstractCegarLoop]: Abstraction has 2927 states and 5683 transitions. [2022-02-10 23:49:16,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:16,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 5683 transitions. [2022-02-10 23:49:16,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:16,575 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:16,575 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:16,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-02-10 23:49:16,575 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:16,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:16,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1599363506, now seen corresponding path program 38 times [2022-02-10 23:49:16,575 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:16,576 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034098787] [2022-02-10 23:49:16,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:16,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:16,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:16,901 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:16,901 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034098787] [2022-02-10 23:49:16,901 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034098787] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:16,901 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:16,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:16,902 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971072207] [2022-02-10 23:49:16,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:16,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:16,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:16,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:16,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:16,902 INFO L87 Difference]: Start difference. First operand 2927 states and 5683 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:18,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:18,128 INFO L93 Difference]: Finished difference Result 4247 states and 8242 transitions. [2022-02-10 23:49:18,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 23:49:18,129 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:18,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:18,133 INFO L225 Difference]: With dead ends: 4247 [2022-02-10 23:49:18,133 INFO L226 Difference]: Without dead ends: 4247 [2022-02-10 23:49:18,134 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=381, Invalid=1599, Unknown=0, NotChecked=0, Total=1980 [2022-02-10 23:49:18,134 INFO L934 BasicCegarLoop]: 244 mSDtfsCounter, 868 mSDsluCounter, 2410 mSDsCounter, 0 mSdLazyCounter, 1891 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 868 SdHoareTripleChecker+Valid, 2651 SdHoareTripleChecker+Invalid, 1988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:18,134 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [868 Valid, 2651 Invalid, 1988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1891 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:49:18,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4247 states. [2022-02-10 23:49:18,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4247 to 2921. [2022-02-10 23:49:18,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2921 states, 2912 states have (on average 1.9474587912087913) internal successors, (5671), 2920 states have internal predecessors, (5671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:18,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2921 states and 5671 transitions. [2022-02-10 23:49:18,162 INFO L78 Accepts]: Start accepts. Automaton has 2921 states and 5671 transitions. Word has length 141 [2022-02-10 23:49:18,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:18,162 INFO L470 AbstractCegarLoop]: Abstraction has 2921 states and 5671 transitions. [2022-02-10 23:49:18,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:18,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 5671 transitions. [2022-02-10 23:49:18,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:18,164 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:18,164 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:18,164 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-02-10 23:49:18,164 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:18,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:18,164 INFO L85 PathProgramCache]: Analyzing trace with hash -252824620, now seen corresponding path program 39 times [2022-02-10 23:49:18,165 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:18,165 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176595109] [2022-02-10 23:49:18,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:18,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:18,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:18,480 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:18,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176595109] [2022-02-10 23:49:18,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176595109] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:18,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:18,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:18,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276941537] [2022-02-10 23:49:18,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:18,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:18,481 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:18,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:18,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:18,481 INFO L87 Difference]: Start difference. First operand 2921 states and 5671 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:19,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:19,883 INFO L93 Difference]: Finished difference Result 4281 states and 8308 transitions. [2022-02-10 23:49:19,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-10 23:49:19,884 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:19,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:19,888 INFO L225 Difference]: With dead ends: 4281 [2022-02-10 23:49:19,888 INFO L226 Difference]: Without dead ends: 4281 [2022-02-10 23:49:19,888 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=428, Invalid=1828, Unknown=0, NotChecked=0, Total=2256 [2022-02-10 23:49:19,888 INFO L934 BasicCegarLoop]: 252 mSDtfsCounter, 1012 mSDsluCounter, 2763 mSDsCounter, 0 mSdLazyCounter, 2344 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1012 SdHoareTripleChecker+Valid, 3012 SdHoareTripleChecker+Invalid, 2451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 2344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:19,889 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1012 Valid, 3012 Invalid, 2451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 2344 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:49:19,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4281 states. [2022-02-10 23:49:19,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4281 to 2915. [2022-02-10 23:49:19,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2915 states, 2906 states have (on average 1.9473503097040605) internal successors, (5659), 2914 states have internal predecessors, (5659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:19,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2915 states and 5659 transitions. [2022-02-10 23:49:19,914 INFO L78 Accepts]: Start accepts. Automaton has 2915 states and 5659 transitions. Word has length 141 [2022-02-10 23:49:19,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:19,914 INFO L470 AbstractCegarLoop]: Abstraction has 2915 states and 5659 transitions. [2022-02-10 23:49:19,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:19,915 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 5659 transitions. [2022-02-10 23:49:19,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:19,916 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:19,916 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:19,916 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-02-10 23:49:19,916 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:19,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:19,916 INFO L85 PathProgramCache]: Analyzing trace with hash -2061224334, now seen corresponding path program 40 times [2022-02-10 23:49:19,916 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:19,916 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112473268] [2022-02-10 23:49:19,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:19,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:20,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:20,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:20,226 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112473268] [2022-02-10 23:49:20,226 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112473268] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:20,226 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:20,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:20,227 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120247195] [2022-02-10 23:49:20,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:20,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:20,227 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:20,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:20,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:20,227 INFO L87 Difference]: Start difference. First operand 2915 states and 5659 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:21,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:21,777 INFO L93 Difference]: Finished difference Result 4312 states and 8368 transitions. [2022-02-10 23:49:21,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-10 23:49:21,778 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:21,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:21,782 INFO L225 Difference]: With dead ends: 4312 [2022-02-10 23:49:21,782 INFO L226 Difference]: Without dead ends: 4312 [2022-02-10 23:49:21,783 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 474 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=457, Invalid=1993, Unknown=0, NotChecked=0, Total=2450 [2022-02-10 23:49:21,783 INFO L934 BasicCegarLoop]: 261 mSDtfsCounter, 796 mSDsluCounter, 3120 mSDsCounter, 0 mSdLazyCounter, 2652 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 796 SdHoareTripleChecker+Valid, 3378 SdHoareTripleChecker+Invalid, 2767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 2652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:21,783 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [796 Valid, 3378 Invalid, 2767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 2652 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:49:21,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4312 states. [2022-02-10 23:49:21,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4312 to 2909. [2022-02-10 23:49:21,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2909 states, 2900 states have (on average 1.947241379310345) internal successors, (5647), 2908 states have internal predecessors, (5647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:21,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 2909 states and 5647 transitions. [2022-02-10 23:49:21,810 INFO L78 Accepts]: Start accepts. Automaton has 2909 states and 5647 transitions. Word has length 141 [2022-02-10 23:49:21,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:21,810 INFO L470 AbstractCegarLoop]: Abstraction has 2909 states and 5647 transitions. [2022-02-10 23:49:21,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:21,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 5647 transitions. [2022-02-10 23:49:21,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:21,811 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:21,811 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:21,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-02-10 23:49:21,811 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:21,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:21,812 INFO L85 PathProgramCache]: Analyzing trace with hash -676528364, now seen corresponding path program 41 times [2022-02-10 23:49:21,812 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:21,812 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291524045] [2022-02-10 23:49:21,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:21,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:22,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:22,128 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:22,128 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291524045] [2022-02-10 23:49:22,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291524045] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:22,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:22,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:22,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308128643] [2022-02-10 23:49:22,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:22,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:22,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:22,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:22,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:22,129 INFO L87 Difference]: Start difference. First operand 2909 states and 5647 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:23,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:23,769 INFO L93 Difference]: Finished difference Result 4346 states and 8434 transitions. [2022-02-10 23:49:23,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-02-10 23:49:23,770 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:23,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:23,774 INFO L225 Difference]: With dead ends: 4346 [2022-02-10 23:49:23,774 INFO L226 Difference]: Without dead ends: 4346 [2022-02-10 23:49:23,775 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 532 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=495, Invalid=2157, Unknown=0, NotChecked=0, Total=2652 [2022-02-10 23:49:23,775 INFO L934 BasicCegarLoop]: 269 mSDtfsCounter, 936 mSDsluCounter, 3317 mSDsCounter, 0 mSdLazyCounter, 2911 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 3583 SdHoareTripleChecker+Invalid, 3044 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 2911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:23,775 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [936 Valid, 3583 Invalid, 3044 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 2911 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:49:23,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4346 states. [2022-02-10 23:49:23,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4346 to 2903. [2022-02-10 23:49:23,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2903 states, 2894 states have (on average 1.94713199723566) internal successors, (5635), 2902 states have internal predecessors, (5635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:23,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 2903 states and 5635 transitions. [2022-02-10 23:49:23,803 INFO L78 Accepts]: Start accepts. Automaton has 2903 states and 5635 transitions. Word has length 141 [2022-02-10 23:49:23,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:23,803 INFO L470 AbstractCegarLoop]: Abstraction has 2903 states and 5635 transitions. [2022-02-10 23:49:23,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:23,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states and 5635 transitions. [2022-02-10 23:49:23,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:23,804 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:23,804 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:23,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-02-10 23:49:23,805 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:23,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:23,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1980613426, now seen corresponding path program 42 times [2022-02-10 23:49:23,805 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:23,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979055266] [2022-02-10 23:49:23,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:23,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:24,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:24,084 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:24,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979055266] [2022-02-10 23:49:24,084 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979055266] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:24,085 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:24,085 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:24,085 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649012723] [2022-02-10 23:49:24,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:24,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:24,085 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:24,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:24,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:24,085 INFO L87 Difference]: Start difference. First operand 2903 states and 5635 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:25,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:25,891 INFO L93 Difference]: Finished difference Result 5631 states and 10928 transitions. [2022-02-10 23:49:25,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-10 23:49:25,891 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:25,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:25,897 INFO L225 Difference]: With dead ends: 5631 [2022-02-10 23:49:25,897 INFO L226 Difference]: Without dead ends: 5631 [2022-02-10 23:49:25,898 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 799 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=667, Invalid=2873, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:49:25,898 INFO L934 BasicCegarLoop]: 299 mSDtfsCounter, 1361 mSDsluCounter, 3353 mSDsCounter, 0 mSdLazyCounter, 2818 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1361 SdHoareTripleChecker+Valid, 3649 SdHoareTripleChecker+Invalid, 2967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 2818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:25,898 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1361 Valid, 3649 Invalid, 2967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 2818 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:49:25,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5631 states. [2022-02-10 23:49:25,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5631 to 2831. [2022-02-10 23:49:25,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2831 states, 2822 states have (on average 1.9457831325301205) internal successors, (5491), 2830 states have internal predecessors, (5491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:25,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2831 states and 5491 transitions. [2022-02-10 23:49:25,931 INFO L78 Accepts]: Start accepts. Automaton has 2831 states and 5491 transitions. Word has length 141 [2022-02-10 23:49:25,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:25,932 INFO L470 AbstractCegarLoop]: Abstraction has 2831 states and 5491 transitions. [2022-02-10 23:49:25,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:25,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 5491 transitions. [2022-02-10 23:49:25,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:25,933 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:25,933 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:25,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-02-10 23:49:25,933 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:25,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:25,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1417977286, now seen corresponding path program 43 times [2022-02-10 23:49:25,933 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:25,934 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028404751] [2022-02-10 23:49:25,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:25,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:26,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:26,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:26,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028404751] [2022-02-10 23:49:26,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028404751] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:26,172 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:26,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:26,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024547919] [2022-02-10 23:49:26,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:26,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:26,172 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:26,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:26,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:26,173 INFO L87 Difference]: Start difference. First operand 2831 states and 5491 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:27,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:27,376 INFO L93 Difference]: Finished difference Result 5213 states and 10080 transitions. [2022-02-10 23:49:27,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-10 23:49:27,377 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:27,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:27,382 INFO L225 Difference]: With dead ends: 5213 [2022-02-10 23:49:27,382 INFO L226 Difference]: Without dead ends: 5213 [2022-02-10 23:49:27,383 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 642 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=460, Invalid=2090, Unknown=0, NotChecked=0, Total=2550 [2022-02-10 23:49:27,383 INFO L934 BasicCegarLoop]: 276 mSDtfsCounter, 1330 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1629 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1330 SdHoareTripleChecker+Valid, 2311 SdHoareTripleChecker+Invalid, 1738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:27,383 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1330 Valid, 2311 Invalid, 1738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1629 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:49:27,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5213 states. [2022-02-10 23:49:27,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5213 to 2876. [2022-02-10 23:49:27,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9466341123125217) internal successors, (5581), 2875 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:27,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5581 transitions. [2022-02-10 23:49:27,414 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5581 transitions. Word has length 141 [2022-02-10 23:49:27,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:27,414 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5581 transitions. [2022-02-10 23:49:27,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5581 transitions. [2022-02-10 23:49:27,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:27,415 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:27,415 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:27,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-02-10 23:49:27,415 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:27,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:27,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1465344976, now seen corresponding path program 44 times [2022-02-10 23:49:27,416 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:27,416 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738446424] [2022-02-10 23:49:27,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:27,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:27,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:27,628 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:27,628 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738446424] [2022-02-10 23:49:27,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738446424] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:27,628 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:27,628 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:27,628 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338566176] [2022-02-10 23:49:27,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:27,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:27,628 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:27,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:27,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:27,629 INFO L87 Difference]: Start difference. First operand 2876 states and 5581 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:29,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:29,509 INFO L93 Difference]: Finished difference Result 5829 states and 11249 transitions. [2022-02-10 23:49:29,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-10 23:49:29,510 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:29,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:29,516 INFO L225 Difference]: With dead ends: 5829 [2022-02-10 23:49:29,516 INFO L226 Difference]: Without dead ends: 5829 [2022-02-10 23:49:29,516 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1158 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=752, Invalid=3670, Unknown=0, NotChecked=0, Total=4422 [2022-02-10 23:49:29,516 INFO L934 BasicCegarLoop]: 352 mSDtfsCounter, 1108 mSDsluCounter, 4314 mSDsCounter, 0 mSdLazyCounter, 3333 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1108 SdHoareTripleChecker+Valid, 4663 SdHoareTripleChecker+Invalid, 3421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 3333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:29,517 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1108 Valid, 4663 Invalid, 3421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 3333 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:49:29,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5829 states. [2022-02-10 23:49:29,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5829 to 2864. [2022-02-10 23:49:29,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2855 states have (on average 1.9464098073555167) internal successors, (5557), 2863 states have internal predecessors, (5557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:29,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5557 transitions. [2022-02-10 23:49:29,552 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5557 transitions. Word has length 141 [2022-02-10 23:49:29,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:29,552 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5557 transitions. [2022-02-10 23:49:29,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:29,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5557 transitions. [2022-02-10 23:49:29,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:29,553 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:29,554 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:29,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-02-10 23:49:29,554 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:29,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:29,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1742935418, now seen corresponding path program 45 times [2022-02-10 23:49:29,554 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:29,554 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615847649] [2022-02-10 23:49:29,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:29,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:29,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:29,778 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:29,778 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615847649] [2022-02-10 23:49:29,778 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615847649] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:29,778 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:29,778 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:29,778 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015303465] [2022-02-10 23:49:29,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:29,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:29,779 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:29,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:29,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:29,779 INFO L87 Difference]: Start difference. First operand 2864 states and 5557 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:31,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:31,765 INFO L93 Difference]: Finished difference Result 5357 states and 10368 transitions. [2022-02-10 23:49:31,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:49:31,765 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:31,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:31,772 INFO L225 Difference]: With dead ends: 5357 [2022-02-10 23:49:31,772 INFO L226 Difference]: Without dead ends: 5357 [2022-02-10 23:49:31,772 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1150 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=700, Invalid=3460, Unknown=0, NotChecked=0, Total=4160 [2022-02-10 23:49:31,773 INFO L934 BasicCegarLoop]: 368 mSDtfsCounter, 1432 mSDsluCounter, 3826 mSDsCounter, 0 mSdLazyCounter, 3793 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 4191 SdHoareTripleChecker+Invalid, 3899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 3793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:31,773 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 4191 Invalid, 3899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 3793 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:49:31,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5357 states. [2022-02-10 23:49:31,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5357 to 2876. [2022-02-10 23:49:31,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9466341123125217) internal successors, (5581), 2875 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:31,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5581 transitions. [2022-02-10 23:49:31,805 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5581 transitions. Word has length 141 [2022-02-10 23:49:31,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:31,805 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5581 transitions. [2022-02-10 23:49:31,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:31,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5581 transitions. [2022-02-10 23:49:31,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:31,807 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:31,807 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:31,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-02-10 23:49:31,807 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:31,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:31,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1695567728, now seen corresponding path program 46 times [2022-02-10 23:49:31,807 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:31,807 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30448327] [2022-02-10 23:49:31,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:31,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:31,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:32,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:32,026 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:32,026 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30448327] [2022-02-10 23:49:32,026 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30448327] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:32,026 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:32,026 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:32,026 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685335003] [2022-02-10 23:49:32,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:32,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:32,026 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:32,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:32,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:32,027 INFO L87 Difference]: Start difference. First operand 2876 states and 5581 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:34,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:34,129 INFO L93 Difference]: Finished difference Result 5943 states and 11471 transitions. [2022-02-10 23:49:34,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:49:34,130 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:34,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:34,137 INFO L225 Difference]: With dead ends: 5943 [2022-02-10 23:49:34,137 INFO L226 Difference]: Without dead ends: 5943 [2022-02-10 23:49:34,138 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1362 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=865, Invalid=4105, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:49:34,138 INFO L934 BasicCegarLoop]: 364 mSDtfsCounter, 1246 mSDsluCounter, 4408 mSDsCounter, 0 mSdLazyCounter, 3494 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1246 SdHoareTripleChecker+Valid, 4769 SdHoareTripleChecker+Invalid, 3588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 3494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:34,138 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1246 Valid, 4769 Invalid, 3588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 3494 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:49:34,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5943 states. [2022-02-10 23:49:34,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5943 to 2852. [2022-02-10 23:49:34,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2852 states, 2843 states have (on average 1.9461836088638762) internal successors, (5533), 2851 states have internal predecessors, (5533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:34,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2852 states and 5533 transitions. [2022-02-10 23:49:34,182 INFO L78 Accepts]: Start accepts. Automaton has 2852 states and 5533 transitions. Word has length 141 [2022-02-10 23:49:34,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:34,182 INFO L470 AbstractCegarLoop]: Abstraction has 2852 states and 5533 transitions. [2022-02-10 23:49:34,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:34,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 5533 transitions. [2022-02-10 23:49:34,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:34,184 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:34,184 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:34,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-02-10 23:49:34,184 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:34,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:34,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1983043114, now seen corresponding path program 47 times [2022-02-10 23:49:34,184 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:34,184 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362104007] [2022-02-10 23:49:34,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:34,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:34,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:34,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362104007] [2022-02-10 23:49:34,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362104007] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:34,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:34,431 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:34,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524009897] [2022-02-10 23:49:34,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:34,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:34,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:34,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:34,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:34,433 INFO L87 Difference]: Start difference. First operand 2852 states and 5533 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:36,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:36,272 INFO L93 Difference]: Finished difference Result 4273 states and 8263 transitions. [2022-02-10 23:49:36,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-10 23:49:36,272 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:36,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:36,278 INFO L225 Difference]: With dead ends: 4273 [2022-02-10 23:49:36,278 INFO L226 Difference]: Without dead ends: 4273 [2022-02-10 23:49:36,279 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=587, Invalid=3073, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:49:36,279 INFO L934 BasicCegarLoop]: 317 mSDtfsCounter, 1409 mSDsluCounter, 3219 mSDsCounter, 0 mSdLazyCounter, 3004 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1409 SdHoareTripleChecker+Valid, 3533 SdHoareTripleChecker+Invalid, 3102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 3004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:36,279 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1409 Valid, 3533 Invalid, 3102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 3004 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:49:36,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4273 states. [2022-02-10 23:49:36,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4273 to 2794. [2022-02-10 23:49:36,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2794 states, 2785 states have (on average 1.9450628366247755) internal successors, (5417), 2793 states have internal predecessors, (5417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:36,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2794 states and 5417 transitions. [2022-02-10 23:49:36,313 INFO L78 Accepts]: Start accepts. Automaton has 2794 states and 5417 transitions. Word has length 141 [2022-02-10 23:49:36,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:36,313 INFO L470 AbstractCegarLoop]: Abstraction has 2794 states and 5417 transitions. [2022-02-10 23:49:36,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:36,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 5417 transitions. [2022-02-10 23:49:36,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-02-10 23:49:36,315 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:36,315 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:36,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-02-10 23:49:36,315 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:36,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:36,315 INFO L85 PathProgramCache]: Analyzing trace with hash 2030410804, now seen corresponding path program 48 times [2022-02-10 23:49:36,316 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:36,316 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229281929] [2022-02-10 23:49:36,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:36,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:36,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:36,571 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:36,571 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229281929] [2022-02-10 23:49:36,571 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229281929] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:36,571 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:36,571 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:36,571 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105077199] [2022-02-10 23:49:36,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:36,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:36,572 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:36,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:36,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:36,572 INFO L87 Difference]: Start difference. First operand 2794 states and 5417 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:38,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:38,566 INFO L93 Difference]: Finished difference Result 4313 states and 8304 transitions. [2022-02-10 23:49:38,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-02-10 23:49:38,567 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-02-10 23:49:38,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:38,572 INFO L225 Difference]: With dead ends: 4313 [2022-02-10 23:49:38,572 INFO L226 Difference]: Without dead ends: 4313 [2022-02-10 23:49:38,572 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1592 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=863, Invalid=4539, Unknown=0, NotChecked=0, Total=5402 [2022-02-10 23:49:38,573 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 1507 mSDsluCounter, 3738 mSDsCounter, 0 mSdLazyCounter, 3468 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 4028 SdHoareTripleChecker+Invalid, 3588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 3468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:38,573 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 4028 Invalid, 3588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 3468 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:49:38,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4313 states. [2022-02-10 23:49:38,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4313 to 2563. [2022-02-10 23:49:38,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2555 states have (on average 1.9412915851272015) internal successors, (4960), 2562 states have internal predecessors, (4960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:38,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4960 transitions. [2022-02-10 23:49:38,601 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4960 transitions. Word has length 141 [2022-02-10 23:49:38,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:38,601 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4960 transitions. [2022-02-10 23:49:38,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:38,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4960 transitions. [2022-02-10 23:49:38,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-02-10 23:49:38,603 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:38,603 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:38,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-02-10 23:49:38,603 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:38,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:38,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1727313849, now seen corresponding path program 1 times [2022-02-10 23:49:38,603 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:38,603 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117265417] [2022-02-10 23:49:38,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:38,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:38,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:38,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:38,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117265417] [2022-02-10 23:49:38,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117265417] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:38,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:38,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:49:38,672 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057053729] [2022-02-10 23:49:38,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:38,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:49:38,672 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:38,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:49:38,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:49:38,673 INFO L87 Difference]: Start difference. First operand 2563 states and 4960 transitions. Second operand has 6 states, 5 states have (on average 29.4) internal successors, (147), 6 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:38,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:38,823 INFO L93 Difference]: Finished difference Result 2796 states and 5420 transitions. [2022-02-10 23:49:38,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:49:38,824 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 29.4) internal successors, (147), 6 states have internal predecessors, (147), 0 states have call successors, (0), 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 147 [2022-02-10 23:49:38,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:38,826 INFO L225 Difference]: With dead ends: 2796 [2022-02-10 23:49:38,826 INFO L226 Difference]: Without dead ends: 2796 [2022-02-10 23:49:38,827 INFO L933 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 [2022-02-10 23:49:38,827 INFO L934 BasicCegarLoop]: 246 mSDtfsCounter, 102 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:38,827 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [102 Valid, 536 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:49:38,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2796 states. [2022-02-10 23:49:38,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2796 to 2670. [2022-02-10 23:49:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2670 states, 2662 states have (on average 1.9425244177310292) internal successors, (5171), 2669 states have internal predecessors, (5171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:38,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 2670 states and 5171 transitions. [2022-02-10 23:49:38,860 INFO L78 Accepts]: Start accepts. Automaton has 2670 states and 5171 transitions. Word has length 147 [2022-02-10 23:49:38,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:38,860 INFO L470 AbstractCegarLoop]: Abstraction has 2670 states and 5171 transitions. [2022-02-10 23:49:38,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 29.4) internal successors, (147), 6 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:38,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 5171 transitions. [2022-02-10 23:49:38,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-02-10 23:49:38,862 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:38,862 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:38,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-02-10 23:49:38,862 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:38,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:38,863 INFO L85 PathProgramCache]: Analyzing trace with hash 394193674, now seen corresponding path program 1 times [2022-02-10 23:49:38,863 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:38,863 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616336591] [2022-02-10 23:49:38,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:38,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 23:49:38,895 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 23:49:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 23:49:38,975 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 23:49:38,975 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-10 23:49:38,976 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (25 of 26 remaining) [2022-02-10 23:49:38,978 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (24 of 26 remaining) [2022-02-10 23:49:38,978 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (23 of 26 remaining) [2022-02-10 23:49:38,978 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (22 of 26 remaining) [2022-02-10 23:49:38,978 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (21 of 26 remaining) [2022-02-10 23:49:38,978 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (20 of 26 remaining) [2022-02-10 23:49:38,978 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (19 of 26 remaining) [2022-02-10 23:49:38,978 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (18 of 26 remaining) [2022-02-10 23:49:38,978 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (17 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (16 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (15 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (14 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (13 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (12 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (11 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (10 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (9 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (8 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (7 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (6 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 26 remaining) [2022-02-10 23:49:38,979 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 26 remaining) [2022-02-10 23:49:38,980 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 26 remaining) [2022-02-10 23:49:38,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-02-10 23:49:38,982 INFO L733 BasicCegarLoop]: Path program histogram: [48, 48, 34, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:38,986 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 23:49:38,986 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 23:49:39,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 11:49:39 BasicIcfg [2022-02-10 23:49:39,062 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 23:49:39,062 INFO L158 Benchmark]: Toolchain (without parser) took 367985.56ms. Allocated memory was 180.4MB in the beginning and 540.0MB in the end (delta: 359.7MB). Free memory was 127.8MB in the beginning and 401.3MB in the end (delta: -273.5MB). Peak memory consumption was 86.7MB. Max. memory is 8.0GB. [2022-02-10 23:49:39,062 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 180.4MB. Free memory is still 146.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 23:49:39,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 531.05ms. Allocated memory is still 180.4MB. Free memory was 127.5MB in the beginning and 128.8MB in the end (delta: -1.3MB). Peak memory consumption was 13.2MB. Max. memory is 8.0GB. [2022-02-10 23:49:39,062 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.45ms. Allocated memory is still 180.4MB. Free memory was 128.8MB in the beginning and 125.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-10 23:49:39,062 INFO L158 Benchmark]: Boogie Preprocessor took 36.55ms. Allocated memory is still 180.4MB. Free memory was 125.1MB in the beginning and 122.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 23:49:39,063 INFO L158 Benchmark]: RCFGBuilder took 486.17ms. Allocated memory is still 180.4MB. Free memory was 122.5MB in the beginning and 100.5MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2022-02-10 23:49:39,063 INFO L158 Benchmark]: TraceAbstraction took 366869.37ms. Allocated memory was 180.4MB in the beginning and 540.0MB in the end (delta: 359.7MB). Free memory was 100.0MB in the beginning and 401.3MB in the end (delta: -301.3MB). Peak memory consumption was 58.9MB. Max. memory is 8.0GB. [2022-02-10 23:49:39,063 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 180.4MB. Free memory is still 146.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 531.05ms. Allocated memory is still 180.4MB. Free memory was 127.5MB in the beginning and 128.8MB in the end (delta: -1.3MB). Peak memory consumption was 13.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 58.45ms. Allocated memory is still 180.4MB. Free memory was 128.8MB in the beginning and 125.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.55ms. Allocated memory is still 180.4MB. Free memory was 125.1MB in the beginning and 122.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 486.17ms. Allocated memory is still 180.4MB. Free memory was 122.5MB in the beginning and 100.5MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * TraceAbstraction took 366869.37ms. Allocated memory was 180.4MB in the beginning and 540.0MB in the end (delta: 359.7MB). Free memory was 100.0MB in the beginning and 401.3MB in the end (delta: -301.3MB). Peak memory consumption was 58.9MB. 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 - DataRaceFoundResult [Line: 1253]: Data race detected Data race detected The following path leads to a data race: [L1223-L1226] 0 struct s { int datum; struct s *next; } *A; VAL [A={0:0}] [L1231] 0 pthread_mutex_t A_mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [A={0:0}, A_mutex={2:0}] [L1232] 0 pthread_mutex_t B_mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [A={0:0}, A_mutex={2:0}, B_mutex={3:0}] [L1245] 0 pthread_t t1; VAL [A={0:0}, A_mutex={2:0}, B_mutex={3:0}, t1={13:0}] [L1246] 0 struct s *p = malloc(sizeof(struct s)); VAL [A={0:0}, A_mutex={2:0}, B_mutex={3:0}, malloc(sizeof(struct s))={-2:0}, p={-2:0}, t1={13:0}] [L1247] CALL 0 init(p,9) [L1228] 0 p -> datum = x VAL [\old(x)=9, A={0:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, p={-2:0}, x=9] [L1229] 0 p -> next = ((void *)0) VAL [\old(x)=9, A={0:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, p={-2:0}, x=9] [L1247] RET 0 init(p,9) [L1248] 0 A = malloc(sizeof(struct s)) VAL [A={11:0}, A = malloc(sizeof(struct s))=112, A_mutex={2:0}, B_mutex={3:0}, malloc(sizeof(struct s))={11:0}, p={-2:0}, t1={13:0}] [L1249] 0 init(A,3) VAL [A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1249] CALL 0 init(A,3) [L1228] 0 p -> datum = x VAL [\old(x)=3, A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={11:0}, p={11:0}, x=3] [L1229] 0 p -> next = ((void *)0) VAL [\old(x)=3, A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={11:0}, p={11:0}, x=3] [L1249] RET 0 init(A,3) [L1250] EXPR 0 A->next VAL [A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1250] 0 A->next = p VAL [A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1251] FCALL, FORK 0 pthread_create(&t1, ((void *)0), t_fun, ((void *)0)) VAL [A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, pthread_create(&t1, ((void *)0), t_fun, ((void *)0))=-1, t1={13:0}] [L1234] 1 struct s *p = malloc(sizeof(struct s)); VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B_mutex={3:0}, malloc(sizeof(struct s))={-3:0}, p={-3:0}] [L1235] 1 struct s *t; VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B_mutex={3:0}, p={-3:0}] [L1236] CALL 1 init(p,7) [L1228] 1 p -> datum = x VAL [\old(x)=7, \old(x)=3, A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={11:0}, p={11:0}, p={-3:0}, p={-3:0}, x=7, x=3] [L1253] EXPR 0 A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1253] 0 p = A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1229] 1 p -> next = ((void *)0) VAL [\old(x)=7, \old(x)=3, A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={11:0}, p={-3:0}, p={-3:0}, p={11:0}, x=7, x=3] [L1236] RET 1 init(p,7) [L1238] EXPR 1 A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B_mutex={3:0}, p={-3:0}] [L1238] 1 t = A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B_mutex={3:0}, p={-3:0}, t={-2:0}] [L1239] EXPR 1 A->next VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B_mutex={3:0}, p={-3:0}, t={-2:0}] [L1239] 1 A->next = p VAL [A={11:0}, A->next = p=118, A_mutex={2:0}, arg={0:0}, arg={0:0}, B_mutex={3:0}, p={-3:0}, t={-2:0}] [L1253] 0 p = A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements * C: A = malloc(sizeof(struct s)) [1248] * C: p -> datum = x [1228] * C: p -> next = ((void *)0) [1229] * C: A->next = p [1250] * C: A->next = p [1250] * C: A->next = p [1250] * C: p -> next = ((void *)0) [1229] * C: A->next = p [1250] * C: p -> next = ((void *)0) [1229] * C: p -> datum = x [1228] * C: p -> datum = x [1228] * C: p -> next = ((void *)0) [1229] * C: A->next = p [1239] * C: p -> datum = x [1228] and C: p = A->next [1253] - UnprovableResult [Line: 1228]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1248]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1249]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1228]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1250]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1250]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1253]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1254]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1251]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1228]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1238]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1238]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1239]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1239]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1240]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 277 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 366.6s, OverallIterations: 174, TraceHistogramMax: 1, PathProgramHistogramMax: 48, EmptinessCheckTime: 0.2s, AutomataDifference: 318.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 206972 SdHoareTripleChecker+Valid, 200.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 206972 mSDsluCounter, 616095 SdHoareTripleChecker+Invalid, 165.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 559405 mSDsCounter, 34087 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 499518 IncrementalHoareTripleChecker+Invalid, 533605 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34087 mSolverCounterUnsat, 57217 mSDtfsCounter, 499518 mSolverCounterSat, 1.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10549 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 10258 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204346 ImplicationChecksByTransitivity, 125.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3340occurred in iteration=85, InterpolantAutomatonStates: 8795, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.9s AutomataMinimizationTime, 173 MinimizatonAttempts, 368922 StatesRemovedByMinimization, 168 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 36.9s InterpolantComputationTime, 22859 NumberOfCodeBlocks, 22859 NumberOfCodeBlocksAsserted, 174 NumberOfCheckSat, 22531 ConstructedInterpolants, 0 QuantifiedInterpolants, 208059 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 173 InterpolantComputations, 173 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-02-10 23:49:39,173 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...