/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/ldv-races/race-2_4-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-03 18:08:49,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-03 18:08:49,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-03 18:08:49,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-03 18:08:49,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-03 18:08:49,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-03 18:08:49,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-03 18:08:49,290 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 [2022-03-03 18:08:49,303 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-03 18:08:49,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-03 18:08:49,303 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-03 18:08:49,303 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-03 18:08:49,304 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-03 18:08:49,304 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-03 18:08:49,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-03 18:08:49,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-03 18:08:49,305 INFO L138 SettingsManager]: * Use SBE=true [2022-03-03 18:08:49,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-03 18:08:49,305 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-03 18:08:49,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-03 18:08:49,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-03 18:08:49,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-03 18:08:49,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-03 18:08:49,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-03 18:08:49,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-03 18:08:49,306 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-03 18:08:49,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-03 18:08:49,306 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-03 18:08:49,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-03 18:08:49,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-03 18:08:49,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-03 18:08:49,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-03 18:08:49,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-03 18:08:49,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:08:49,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-03 18:08:49,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-03 18:08:49,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-03 18:08:49,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-03 18:08:49,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-03 18:08:49,307 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-03 18:08:49,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-03 18:08:49,308 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-03 18:08:49,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-03 18:08:49,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-03 18:08:49,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-03 18:08:49,500 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-03 18:08:49,501 INFO L275 PluginConnector]: CDTParser initialized [2022-03-03 18:08:49,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2022-03-03 18:08:49,549 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3965a2ca/618e4c1347d544e3b1c50cda46ae902a/FLAG10ca1b6d8 [2022-03-03 18:08:50,071 INFO L306 CDTParser]: Found 1 translation units. [2022-03-03 18:08:50,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2022-03-03 18:08:50,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3965a2ca/618e4c1347d544e3b1c50cda46ae902a/FLAG10ca1b6d8 [2022-03-03 18:08:50,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3965a2ca/618e4c1347d544e3b1c50cda46ae902a [2022-03-03 18:08:50,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-03 18:08:50,359 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-03 18:08:50,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-03 18:08:50,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-03 18:08:50,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-03 18:08:50,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:08:50" (1/1) ... [2022-03-03 18:08:50,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a8eff9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:50, skipping insertion in model container [2022-03-03 18:08:50,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:08:50" (1/1) ... [2022-03-03 18:08:50,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-03 18:08:50,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-03 18:08:50,596 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-03 18:08:50,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i[75002,75015] [2022-03-03 18:08:50,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:08:50,951 INFO L203 MainTranslator]: Completed pre-run [2022-03-03 18:08:50,959 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-03 18:08:50,977 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i[75002,75015] [2022-03-03 18:08:51,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:08:51,073 INFO L208 MainTranslator]: Completed translation [2022-03-03 18:08:51,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:51 WrapperNode [2022-03-03 18:08:51,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-03 18:08:51,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-03 18:08:51,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-03 18:08:51,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-03 18:08:51,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:51" (1/1) ... [2022-03-03 18:08:51,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:51" (1/1) ... [2022-03-03 18:08:51,128 INFO L137 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 225 [2022-03-03 18:08:51,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-03 18:08:51,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-03 18:08:51,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-03 18:08:51,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-03 18:08:51,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:51" (1/1) ... [2022-03-03 18:08:51,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:51" (1/1) ... [2022-03-03 18:08:51,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:51" (1/1) ... [2022-03-03 18:08:51,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:51" (1/1) ... [2022-03-03 18:08:51,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:51" (1/1) ... [2022-03-03 18:08:51,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:51" (1/1) ... [2022-03-03 18:08:51,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:51" (1/1) ... [2022-03-03 18:08:51,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-03 18:08:51,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-03 18:08:51,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-03 18:08:51,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-03 18:08:51,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:51" (1/1) ... [2022-03-03 18:08:51,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:08:51,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:08:51,226 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) [2022-03-03 18:08:51,284 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 [2022-03-03 18:08:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-03 18:08:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-03 18:08:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-03 18:08:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-03 18:08:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-03 18:08:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-03 18:08:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-03 18:08:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-03 18:08:51,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-03 18:08:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-03-03 18:08:51,302 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-03-03 18:08:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-03 18:08:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-03 18:08:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-03 18:08:51,304 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-03 18:08:51,500 INFO L234 CfgBuilder]: Building ICFG [2022-03-03 18:08:51,502 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-03 18:08:51,822 INFO L275 CfgBuilder]: Performing block encoding [2022-03-03 18:08:51,900 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-03 18:08:51,900 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-03 18:08:51,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:08:51 BoogieIcfgContainer [2022-03-03 18:08:51,903 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-03 18:08:51,906 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-03 18:08:51,906 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-03 18:08:51,909 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-03 18:08:51,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:08:50" (1/3) ... [2022-03-03 18:08:51,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61d1bc13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:08:51, skipping insertion in model container [2022-03-03 18:08:51,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:08:51" (2/3) ... [2022-03-03 18:08:51,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61d1bc13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:08:51, skipping insertion in model container [2022-03-03 18:08:51,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:08:51" (3/3) ... [2022-03-03 18:08:51,911 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_4-container_of.i [2022-03-03 18:08:51,915 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-03 18:08:51,915 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-03 18:08:51,916 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2022-03-03 18:08:51,916 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-03 18:08:51,963 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,963 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,963 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,964 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,964 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,964 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,964 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,964 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,964 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,964 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,964 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,965 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,965 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,965 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,965 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,965 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,965 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,965 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,966 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,966 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,966 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,966 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,966 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,967 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,967 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,968 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,968 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,968 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,968 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,968 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,968 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,968 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,968 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,968 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,969 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,969 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,969 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,969 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,969 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,969 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,969 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,969 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,969 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,970 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,970 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,970 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,970 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,970 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,970 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,970 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,971 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,971 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,971 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,971 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,971 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,971 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,972 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,972 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,972 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,972 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,972 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,972 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,973 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,973 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,973 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,973 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,973 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,973 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,974 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,974 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,974 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,974 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,974 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,974 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,974 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,975 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,975 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,975 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,975 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,975 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,975 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,976 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,976 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,976 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,977 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,977 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,979 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,979 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,979 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,983 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,984 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,984 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,984 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,984 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,985 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,985 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,986 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,986 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,986 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,986 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,987 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,987 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,987 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,988 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,989 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,990 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,990 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,991 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,991 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,991 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,991 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,991 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,991 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,991 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,991 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,991 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,992 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,992 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,992 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,992 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,992 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,992 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,993 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,993 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,993 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,995 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,995 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,995 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,995 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,995 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,995 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,995 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,995 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,996 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,996 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,996 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,996 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,996 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,997 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,997 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,997 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,997 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,997 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,997 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,997 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,998 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,998 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,998 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,999 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,999 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,999 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,999 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,999 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,999 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:51,999 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,004 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,004 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,004 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,004 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,004 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,004 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,004 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,005 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,005 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,005 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,005 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,005 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,005 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,005 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,005 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,006 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,006 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,006 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,006 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,006 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,007 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,007 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,007 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,007 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,008 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,011 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,011 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,011 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,011 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,011 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:08:52,017 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-03 18:08:52,047 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-03 18:08:52,053 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-03 18:08:52,053 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-03 18:08:52,066 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 247 transitions, 510 flow [2022-03-03 18:08:52,844 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 26181 states, 25988 states have (on average 2.8921810066184395) internal successors, (75162), 26180 states have internal predecessors, (75162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:52,890 INFO L276 IsEmpty]: Start isEmpty. Operand has 26181 states, 25988 states have (on average 2.8921810066184395) internal successors, (75162), 26180 states have internal predecessors, (75162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:52,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-03-03 18:08:52,898 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:52,898 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:52,899 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:08:52,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:52,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1565249472, now seen corresponding path program 1 times [2022-03-03 18:08:52,911 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:52,911 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600061274] [2022-03-03 18:08:52,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:52,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:53,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:53,439 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:53,439 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600061274] [2022-03-03 18:08:53,440 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600061274] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:53,440 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:53,440 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:53,441 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311484890] [2022-03-03 18:08:53,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:53,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:53,445 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:53,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:53,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:53,511 INFO L87 Difference]: Start difference. First operand has 26181 states, 25988 states have (on average 2.8921810066184395) internal successors, (75162), 26180 states have internal predecessors, (75162), 0 states have call successors, (0), 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 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:53,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:53,974 INFO L93 Difference]: Finished difference Result 16669 states and 46907 transitions. [2022-03-03 18:08:53,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:53,977 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 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 43 [2022-03-03 18:08:53,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:54,051 INFO L225 Difference]: With dead ends: 16669 [2022-03-03 18:08:54,051 INFO L226 Difference]: Without dead ends: 13529 [2022-03-03 18:08:54,052 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:54,056 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 3 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:54,057 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 351 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:08:54,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13529 states. [2022-03-03 18:08:54,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13529 to 13529. [2022-03-03 18:08:54,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13529 states, 13515 states have (on average 2.8074731779504254) internal successors, (37943), 13528 states have internal predecessors, (37943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:54,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13529 states to 13529 states and 37943 transitions. [2022-03-03 18:08:54,596 INFO L78 Accepts]: Start accepts. Automaton has 13529 states and 37943 transitions. Word has length 43 [2022-03-03 18:08:54,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:54,596 INFO L470 AbstractCegarLoop]: Abstraction has 13529 states and 37943 transitions. [2022-03-03 18:08:54,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:54,597 INFO L276 IsEmpty]: Start isEmpty. Operand 13529 states and 37943 transitions. [2022-03-03 18:08:54,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-03-03 18:08:54,598 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:54,598 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:54,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-03 18:08:54,598 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:08:54,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:54,599 INFO L85 PathProgramCache]: Analyzing trace with hash -2129762661, now seen corresponding path program 1 times [2022-03-03 18:08:54,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:54,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861385410] [2022-03-03 18:08:54,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:54,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:54,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:54,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:54,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861385410] [2022-03-03 18:08:54,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861385410] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:54,779 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:54,779 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:54,779 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173784603] [2022-03-03 18:08:54,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:54,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:54,781 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:54,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:54,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:54,781 INFO L87 Difference]: Start difference. First operand 13529 states and 37943 transitions. Second operand has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:54,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:54,970 INFO L93 Difference]: Finished difference Result 13528 states and 37942 transitions. [2022-03-03 18:08:54,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:54,971 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2022-03-03 18:08:54,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:55,011 INFO L225 Difference]: With dead ends: 13528 [2022-03-03 18:08:55,011 INFO L226 Difference]: Without dead ends: 13528 [2022-03-03 18:08:55,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:55,013 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 4 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:55,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 315 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:08:55,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13528 states. [2022-03-03 18:08:55,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13528 to 13528. [2022-03-03 18:08:55,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13528 states, 13515 states have (on average 2.80739918608953) internal successors, (37942), 13527 states have internal predecessors, (37942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:55,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13528 states to 13528 states and 37942 transitions. [2022-03-03 18:08:55,383 INFO L78 Accepts]: Start accepts. Automaton has 13528 states and 37942 transitions. Word has length 51 [2022-03-03 18:08:55,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:55,384 INFO L470 AbstractCegarLoop]: Abstraction has 13528 states and 37942 transitions. [2022-03-03 18:08:55,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:55,384 INFO L276 IsEmpty]: Start isEmpty. Operand 13528 states and 37942 transitions. [2022-03-03 18:08:55,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-03-03 18:08:55,386 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:55,386 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:55,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-03 18:08:55,386 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:08:55,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:55,387 INFO L85 PathProgramCache]: Analyzing trace with hash 2057709957, now seen corresponding path program 1 times [2022-03-03 18:08:55,387 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:55,387 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679770142] [2022-03-03 18:08:55,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:55,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:55,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:55,533 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:55,533 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679770142] [2022-03-03 18:08:55,540 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679770142] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:55,540 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:55,540 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:55,540 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840878195] [2022-03-03 18:08:55,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:55,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:55,541 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:55,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:55,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:55,541 INFO L87 Difference]: Start difference. First operand 13528 states and 37942 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:56,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:56,064 INFO L93 Difference]: Finished difference Result 14123 states and 39589 transitions. [2022-03-03 18:08:56,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:56,064 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2022-03-03 18:08:56,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:56,098 INFO L225 Difference]: With dead ends: 14123 [2022-03-03 18:08:56,098 INFO L226 Difference]: Without dead ends: 14123 [2022-03-03 18:08:56,101 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:56,103 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 82 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:56,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [82 Valid, 717 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-03 18:08:56,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14123 states. [2022-03-03 18:08:56,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14123 to 13991. [2022-03-03 18:08:56,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13991 states, 13979 states have (on average 2.8057085628442664) internal successors, (39221), 13990 states have internal predecessors, (39221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:56,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13991 states to 13991 states and 39221 transitions. [2022-03-03 18:08:56,477 INFO L78 Accepts]: Start accepts. Automaton has 13991 states and 39221 transitions. Word has length 72 [2022-03-03 18:08:56,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:56,478 INFO L470 AbstractCegarLoop]: Abstraction has 13991 states and 39221 transitions. [2022-03-03 18:08:56,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:56,478 INFO L276 IsEmpty]: Start isEmpty. Operand 13991 states and 39221 transitions. [2022-03-03 18:08:56,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-03-03 18:08:56,483 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:56,483 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:56,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-03 18:08:56,484 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:08:56,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:56,485 INFO L85 PathProgramCache]: Analyzing trace with hash -496369643, now seen corresponding path program 1 times [2022-03-03 18:08:56,485 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:56,485 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709036793] [2022-03-03 18:08:56,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:56,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:56,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:56,581 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:56,581 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709036793] [2022-03-03 18:08:56,582 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709036793] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:56,582 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:56,582 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:56,582 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363098360] [2022-03-03 18:08:56,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:56,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-03 18:08:56,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:56,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-03 18:08:56,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-03 18:08:56,583 INFO L87 Difference]: Start difference. First operand 13991 states and 39221 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:56,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:56,703 INFO L93 Difference]: Finished difference Result 14015 states and 39244 transitions. [2022-03-03 18:08:56,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:56,704 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 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 78 [2022-03-03 18:08:56,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:56,736 INFO L225 Difference]: With dead ends: 14015 [2022-03-03 18:08:56,736 INFO L226 Difference]: Without dead ends: 14015 [2022-03-03 18:08:56,737 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-03-03 18:08:56,742 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 86 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 747 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:56,743 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 747 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-03 18:08:56,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14015 states. [2022-03-03 18:08:57,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14015 to 13975. [2022-03-03 18:08:57,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13975 states, 13964 states have (on average 2.807576625608708) internal successors, (39205), 13974 states have internal predecessors, (39205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:57,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13975 states to 13975 states and 39205 transitions. [2022-03-03 18:08:57,166 INFO L78 Accepts]: Start accepts. Automaton has 13975 states and 39205 transitions. Word has length 78 [2022-03-03 18:08:57,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:57,166 INFO L470 AbstractCegarLoop]: Abstraction has 13975 states and 39205 transitions. [2022-03-03 18:08:57,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:57,167 INFO L276 IsEmpty]: Start isEmpty. Operand 13975 states and 39205 transitions. [2022-03-03 18:08:57,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-03-03 18:08:57,170 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:57,170 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:57,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-03 18:08:57,170 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:08:57,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:57,173 INFO L85 PathProgramCache]: Analyzing trace with hash 8979447, now seen corresponding path program 1 times [2022-03-03 18:08:57,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:57,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053103500] [2022-03-03 18:08:57,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:57,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:57,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:57,362 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:57,362 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053103500] [2022-03-03 18:08:57,363 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053103500] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:57,363 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:57,363 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:57,363 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214131398] [2022-03-03 18:08:57,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:57,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:57,363 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:57,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:57,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:57,364 INFO L87 Difference]: Start difference. First operand 13975 states and 39205 transitions. Second operand has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:57,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:57,736 INFO L93 Difference]: Finished difference Result 14570 states and 40852 transitions. [2022-03-03 18:08:57,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:57,737 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2022-03-03 18:08:57,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:57,772 INFO L225 Difference]: With dead ends: 14570 [2022-03-03 18:08:57,772 INFO L226 Difference]: Without dead ends: 14570 [2022-03-03 18:08:57,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:57,773 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 84 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:57,773 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 451 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:08:57,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14570 states. [2022-03-03 18:08:58,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14570 to 14438. [2022-03-03 18:08:58,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14438 states, 14428 states have (on average 2.8059329082339897) internal successors, (40484), 14437 states have internal predecessors, (40484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:58,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 40484 transitions. [2022-03-03 18:08:58,172 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 40484 transitions. Word has length 80 [2022-03-03 18:08:58,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:58,172 INFO L470 AbstractCegarLoop]: Abstraction has 14438 states and 40484 transitions. [2022-03-03 18:08:58,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:58,173 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 40484 transitions. [2022-03-03 18:08:58,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-03 18:08:58,178 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:58,178 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:58,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-03 18:08:58,178 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:08:58,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:58,179 INFO L85 PathProgramCache]: Analyzing trace with hash 856795434, now seen corresponding path program 1 times [2022-03-03 18:08:58,179 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:58,179 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888619311] [2022-03-03 18:08:58,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:58,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:58,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:58,282 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:58,282 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888619311] [2022-03-03 18:08:58,282 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888619311] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:58,282 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:58,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:58,283 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748472768] [2022-03-03 18:08:58,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:58,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:58,283 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:58,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:58,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:58,284 INFO L87 Difference]: Start difference. First operand 14438 states and 40484 transitions. Second operand has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:58,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:58,660 INFO L93 Difference]: Finished difference Result 16753 states and 46787 transitions. [2022-03-03 18:08:58,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:58,661 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2022-03-03 18:08:58,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:58,723 INFO L225 Difference]: With dead ends: 16753 [2022-03-03 18:08:58,723 INFO L226 Difference]: Without dead ends: 16753 [2022-03-03 18:08:58,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:58,724 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 176 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:58,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [176 Valid, 535 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-03 18:08:58,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16753 states. [2022-03-03 18:08:59,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16753 to 14900. [2022-03-03 18:08:59,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14900 states, 14892 states have (on average 2.804324469513833) internal successors, (41762), 14899 states have internal predecessors, (41762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:59,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14900 states to 14900 states and 41762 transitions. [2022-03-03 18:08:59,123 INFO L78 Accepts]: Start accepts. Automaton has 14900 states and 41762 transitions. Word has length 87 [2022-03-03 18:08:59,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:08:59,124 INFO L470 AbstractCegarLoop]: Abstraction has 14900 states and 41762 transitions. [2022-03-03 18:08:59,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:59,124 INFO L276 IsEmpty]: Start isEmpty. Operand 14900 states and 41762 transitions. [2022-03-03 18:08:59,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-03-03 18:08:59,132 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:08:59,132 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:08:59,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-03 18:08:59,133 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:08:59,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:08:59,133 INFO L85 PathProgramCache]: Analyzing trace with hash 2029226046, now seen corresponding path program 1 times [2022-03-03 18:08:59,133 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:08:59,133 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306337593] [2022-03-03 18:08:59,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:08:59,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:08:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:08:59,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:08:59,253 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:08:59,253 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306337593] [2022-03-03 18:08:59,253 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306337593] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:08:59,253 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:08:59,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:08:59,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950609551] [2022-03-03 18:08:59,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:08:59,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:08:59,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:08:59,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:08:59,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:59,255 INFO L87 Difference]: Start difference. First operand 14900 states and 41762 transitions. Second operand has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:08:59,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:08:59,739 INFO L93 Difference]: Finished difference Result 15688 states and 43614 transitions. [2022-03-03 18:08:59,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:08:59,739 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2022-03-03 18:08:59,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:08:59,770 INFO L225 Difference]: With dead ends: 15688 [2022-03-03 18:08:59,771 INFO L226 Difference]: Without dead ends: 15688 [2022-03-03 18:08:59,771 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:08:59,771 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 118 mSDsluCounter, 660 mSDsCounter, 0 mSdLazyCounter, 432 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 931 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:08:59,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 931 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 432 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-03 18:08:59,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15688 states. [2022-03-03 18:09:00,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15688 to 15364. [2022-03-03 18:09:00,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15364 states, 15356 states have (on average 2.8029434748632456) internal successors, (43042), 15363 states have internal predecessors, (43042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:00,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15364 states to 15364 states and 43042 transitions. [2022-03-03 18:09:00,227 INFO L78 Accepts]: Start accepts. Automaton has 15364 states and 43042 transitions. Word has length 90 [2022-03-03 18:09:00,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:00,228 INFO L470 AbstractCegarLoop]: Abstraction has 15364 states and 43042 transitions. [2022-03-03 18:09:00,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:00,228 INFO L276 IsEmpty]: Start isEmpty. Operand 15364 states and 43042 transitions. [2022-03-03 18:09:00,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-03 18:09:00,237 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:00,237 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:00,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-03 18:09:00,238 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:00,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:00,238 INFO L85 PathProgramCache]: Analyzing trace with hash -344546853, now seen corresponding path program 1 times [2022-03-03 18:09:00,239 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:00,239 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937163646] [2022-03-03 18:09:00,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:00,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:00,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:00,384 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:00,384 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937163646] [2022-03-03 18:09:00,384 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937163646] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:00,384 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:00,384 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:09:00,384 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412303483] [2022-03-03 18:09:00,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:00,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-03 18:09:00,385 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:00,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-03 18:09:00,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-03 18:09:00,385 INFO L87 Difference]: Start difference. First operand 15364 states and 43042 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:00,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:00,557 INFO L93 Difference]: Finished difference Result 5974 states and 16279 transitions. [2022-03-03 18:09:00,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:09:00,558 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 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 92 [2022-03-03 18:09:00,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:00,649 INFO L225 Difference]: With dead ends: 5974 [2022-03-03 18:09:00,649 INFO L226 Difference]: Without dead ends: 5974 [2022-03-03 18:09:00,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-03-03 18:09:00,650 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 308 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:00,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [308 Valid, 842 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:09:00,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5974 states. [2022-03-03 18:09:00,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5974 to 5936. [2022-03-03 18:09:00,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5936 states, 5932 states have (on average 2.7380310182063385) internal successors, (16242), 5935 states have internal predecessors, (16242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:00,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5936 states to 5936 states and 16242 transitions. [2022-03-03 18:09:00,734 INFO L78 Accepts]: Start accepts. Automaton has 5936 states and 16242 transitions. Word has length 92 [2022-03-03 18:09:00,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:00,734 INFO L470 AbstractCegarLoop]: Abstraction has 5936 states and 16242 transitions. [2022-03-03 18:09:00,734 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:00,734 INFO L276 IsEmpty]: Start isEmpty. Operand 5936 states and 16242 transitions. [2022-03-03 18:09:00,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:00,742 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:00,742 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:00,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-03 18:09:00,742 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:00,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:00,742 INFO L85 PathProgramCache]: Analyzing trace with hash 66192853, now seen corresponding path program 1 times [2022-03-03 18:09:00,743 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:00,743 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739841097] [2022-03-03 18:09:00,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:00,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:01,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:01,430 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:01,430 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739841097] [2022-03-03 18:09:01,430 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739841097] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:01,430 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:01,430 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:01,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893754110] [2022-03-03 18:09:01,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:01,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:01,431 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:01,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:01,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:01,432 INFO L87 Difference]: Start difference. First operand 5936 states and 16242 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:03,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:03,016 INFO L93 Difference]: Finished difference Result 6707 states and 17971 transitions. [2022-03-03 18:09:03,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:03,017 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:03,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:03,028 INFO L225 Difference]: With dead ends: 6707 [2022-03-03 18:09:03,028 INFO L226 Difference]: Without dead ends: 6707 [2022-03-03 18:09:03,029 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:03,031 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1648 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 1104 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1648 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 1306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:03,031 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1648 Valid, 1700 Invalid, 1306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1104 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:03,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6707 states. [2022-03-03 18:09:03,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6707 to 6020. [2022-03-03 18:09:03,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6020 states, 6016 states have (on average 2.7406914893617023) internal successors, (16488), 6019 states have internal predecessors, (16488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:03,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6020 states to 6020 states and 16488 transitions. [2022-03-03 18:09:03,133 INFO L78 Accepts]: Start accepts. Automaton has 6020 states and 16488 transitions. Word has length 98 [2022-03-03 18:09:03,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:03,133 INFO L470 AbstractCegarLoop]: Abstraction has 6020 states and 16488 transitions. [2022-03-03 18:09:03,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:03,133 INFO L276 IsEmpty]: Start isEmpty. Operand 6020 states and 16488 transitions. [2022-03-03 18:09:03,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:03,142 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:03,142 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:03,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-03 18:09:03,142 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:03,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:03,142 INFO L85 PathProgramCache]: Analyzing trace with hash 62906233, now seen corresponding path program 2 times [2022-03-03 18:09:03,143 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:03,143 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24046493] [2022-03-03 18:09:03,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:03,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:03,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:03,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:03,828 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24046493] [2022-03-03 18:09:03,828 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24046493] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:03,828 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:03,828 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:03,828 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049714836] [2022-03-03 18:09:03,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:03,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:03,828 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:03,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:03,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:03,829 INFO L87 Difference]: Start difference. First operand 6020 states and 16488 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:05,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:05,086 INFO L93 Difference]: Finished difference Result 6623 states and 17725 transitions. [2022-03-03 18:09:05,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:05,086 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:05,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:05,098 INFO L225 Difference]: With dead ends: 6623 [2022-03-03 18:09:05,098 INFO L226 Difference]: Without dead ends: 6623 [2022-03-03 18:09:05,098 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:05,099 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1886 mSDsluCounter, 1218 mSDsCounter, 0 mSdLazyCounter, 981 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1886 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 1164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:05,099 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1886 Valid, 1503 Invalid, 1164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 981 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:09:05,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6623 states. [2022-03-03 18:09:05,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6623 to 6062. [2022-03-03 18:09:05,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6062 states, 6058 states have (on average 2.741994057444701) internal successors, (16611), 6061 states have internal predecessors, (16611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:05,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6062 states to 6062 states and 16611 transitions. [2022-03-03 18:09:05,194 INFO L78 Accepts]: Start accepts. Automaton has 6062 states and 16611 transitions. Word has length 98 [2022-03-03 18:09:05,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:05,194 INFO L470 AbstractCegarLoop]: Abstraction has 6062 states and 16611 transitions. [2022-03-03 18:09:05,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:05,194 INFO L276 IsEmpty]: Start isEmpty. Operand 6062 states and 16611 transitions. [2022-03-03 18:09:05,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:05,203 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:05,203 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:05,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-03 18:09:05,203 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:05,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:05,203 INFO L85 PathProgramCache]: Analyzing trace with hash 62882053, now seen corresponding path program 3 times [2022-03-03 18:09:05,203 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:05,203 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153788040] [2022-03-03 18:09:05,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:05,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:06,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:06,156 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:06,156 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153788040] [2022-03-03 18:09:06,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153788040] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:06,156 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:06,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:06,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695950260] [2022-03-03 18:09:06,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:06,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:06,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:06,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:06,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:06,158 INFO L87 Difference]: Start difference. First operand 6062 states and 16611 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:07,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:07,635 INFO L93 Difference]: Finished difference Result 6511 states and 17425 transitions. [2022-03-03 18:09:07,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:07,635 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:07,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:07,646 INFO L225 Difference]: With dead ends: 6511 [2022-03-03 18:09:07,646 INFO L226 Difference]: Without dead ends: 6511 [2022-03-03 18:09:07,647 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=336, Invalid=786, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:07,647 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1626 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 1118 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1626 SdHoareTripleChecker+Valid, 1739 SdHoareTripleChecker+Invalid, 1261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:07,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1626 Valid, 1739 Invalid, 1261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1118 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:07,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6511 states. [2022-03-03 18:09:07,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6511 to 6104. [2022-03-03 18:09:07,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6104 states, 6100 states have (on average 2.7432786885245903) internal successors, (16734), 6103 states have internal predecessors, (16734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:07,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6104 states to 6104 states and 16734 transitions. [2022-03-03 18:09:07,765 INFO L78 Accepts]: Start accepts. Automaton has 6104 states and 16734 transitions. Word has length 98 [2022-03-03 18:09:07,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:07,766 INFO L470 AbstractCegarLoop]: Abstraction has 6104 states and 16734 transitions. [2022-03-03 18:09:07,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:07,766 INFO L276 IsEmpty]: Start isEmpty. Operand 6104 states and 16734 transitions. [2022-03-03 18:09:07,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:07,773 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:07,773 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:07,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-03 18:09:07,774 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:07,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:07,774 INFO L85 PathProgramCache]: Analyzing trace with hash 929935275, now seen corresponding path program 4 times [2022-03-03 18:09:07,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:07,775 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596958890] [2022-03-03 18:09:07,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:07,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:08,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:08,196 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:08,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596958890] [2022-03-03 18:09:08,196 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596958890] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:08,196 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:08,196 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:08,196 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794962272] [2022-03-03 18:09:08,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:08,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:08,197 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:08,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:08,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:08,197 INFO L87 Difference]: Start difference. First operand 6104 states and 16734 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:09,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:09,687 INFO L93 Difference]: Finished difference Result 7227 states and 19409 transitions. [2022-03-03 18:09:09,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:09:09,687 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:09,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:09,699 INFO L225 Difference]: With dead ends: 7227 [2022-03-03 18:09:09,699 INFO L226 Difference]: Without dead ends: 7227 [2022-03-03 18:09:09,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:09:09,700 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1678 mSDsluCounter, 1734 mSDsCounter, 0 mSdLazyCounter, 1416 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1678 SdHoareTripleChecker+Valid, 2056 SdHoareTripleChecker+Invalid, 1559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:09,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1678 Valid, 2056 Invalid, 1559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1416 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:09,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-03-03 18:09:09,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6174. [2022-03-03 18:09:09,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6174 states, 6170 states have (on average 2.745380875202593) internal successors, (16939), 6173 states have internal predecessors, (16939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:09,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6174 states to 6174 states and 16939 transitions. [2022-03-03 18:09:09,802 INFO L78 Accepts]: Start accepts. Automaton has 6174 states and 16939 transitions. Word has length 98 [2022-03-03 18:09:09,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:09,802 INFO L470 AbstractCegarLoop]: Abstraction has 6174 states and 16939 transitions. [2022-03-03 18:09:09,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:09,802 INFO L276 IsEmpty]: Start isEmpty. Operand 6174 states and 16939 transitions. [2022-03-03 18:09:09,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:09,808 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:09,809 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:09,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-03 18:09:09,809 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:09,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:09,809 INFO L85 PathProgramCache]: Analyzing trace with hash 926648655, now seen corresponding path program 5 times [2022-03-03 18:09:09,809 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:09,809 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405639516] [2022-03-03 18:09:09,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:09,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:10,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:10,347 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:10,347 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405639516] [2022-03-03 18:09:10,348 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405639516] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:10,348 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:10,348 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:10,348 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291419288] [2022-03-03 18:09:10,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:10,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:10,348 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:10,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:10,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:10,349 INFO L87 Difference]: Start difference. First operand 6174 states and 16939 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:11,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:11,842 INFO L93 Difference]: Finished difference Result 7255 states and 19491 transitions. [2022-03-03 18:09:11,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:09:11,842 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:11,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:11,854 INFO L225 Difference]: With dead ends: 7255 [2022-03-03 18:09:11,854 INFO L226 Difference]: Without dead ends: 7255 [2022-03-03 18:09:11,855 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:09:11,855 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1676 mSDsluCounter, 1777 mSDsCounter, 0 mSdLazyCounter, 1417 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1676 SdHoareTripleChecker+Valid, 2100 SdHoareTripleChecker+Invalid, 1566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:11,855 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1676 Valid, 2100 Invalid, 1566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1417 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:11,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2022-03-03 18:09:11,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 6230. [2022-03-03 18:09:11,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6230 states, 6226 states have (on average 2.7470285897847737) internal successors, (17103), 6229 states have internal predecessors, (17103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:11,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6230 states to 6230 states and 17103 transitions. [2022-03-03 18:09:11,976 INFO L78 Accepts]: Start accepts. Automaton has 6230 states and 17103 transitions. Word has length 98 [2022-03-03 18:09:11,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:11,978 INFO L470 AbstractCegarLoop]: Abstraction has 6230 states and 17103 transitions. [2022-03-03 18:09:11,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:11,978 INFO L276 IsEmpty]: Start isEmpty. Operand 6230 states and 17103 transitions. [2022-03-03 18:09:11,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:11,985 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:11,985 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:11,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-03 18:09:11,986 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:11,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:11,986 INFO L85 PathProgramCache]: Analyzing trace with hash 926624475, now seen corresponding path program 6 times [2022-03-03 18:09:11,986 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:11,986 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769218942] [2022-03-03 18:09:11,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:11,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:12,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:12,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:12,753 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:12,753 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769218942] [2022-03-03 18:09:12,753 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769218942] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:12,753 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:12,754 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:12,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542889706] [2022-03-03 18:09:12,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:12,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:12,754 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:12,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:12,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:12,755 INFO L87 Difference]: Start difference. First operand 6230 states and 17103 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:14,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:14,011 INFO L93 Difference]: Finished difference Result 7339 states and 19765 transitions. [2022-03-03 18:09:14,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:14,012 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:14,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:14,024 INFO L225 Difference]: With dead ends: 7339 [2022-03-03 18:09:14,024 INFO L226 Difference]: Without dead ends: 7339 [2022-03-03 18:09:14,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:14,026 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1532 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 1088 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1532 SdHoareTripleChecker+Valid, 1598 SdHoareTripleChecker+Invalid, 1245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:14,026 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1532 Valid, 1598 Invalid, 1245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1088 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:14,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7339 states. [2022-03-03 18:09:14,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7339 to 6188. [2022-03-03 18:09:14,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6188 states, 6184 states have (on average 2.7457956015523934) internal successors, (16980), 6187 states have internal predecessors, (16980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:14,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6188 states to 6188 states and 16980 transitions. [2022-03-03 18:09:14,136 INFO L78 Accepts]: Start accepts. Automaton has 6188 states and 16980 transitions. Word has length 98 [2022-03-03 18:09:14,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:14,136 INFO L470 AbstractCegarLoop]: Abstraction has 6188 states and 16980 transitions. [2022-03-03 18:09:14,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:14,137 INFO L276 IsEmpty]: Start isEmpty. Operand 6188 states and 16980 transitions. [2022-03-03 18:09:14,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:14,144 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:14,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:14,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-03 18:09:14,145 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:14,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:14,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1428479723, now seen corresponding path program 7 times [2022-03-03 18:09:14,150 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:14,150 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362356348] [2022-03-03 18:09:14,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:14,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:14,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:14,685 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:14,685 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362356348] [2022-03-03 18:09:14,685 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362356348] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:14,685 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:14,685 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:14,685 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931799963] [2022-03-03 18:09:14,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:14,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:14,685 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:14,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:14,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:14,686 INFO L87 Difference]: Start difference. First operand 6188 states and 16980 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:15,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:15,989 INFO L93 Difference]: Finished difference Result 7017 states and 18822 transitions. [2022-03-03 18:09:15,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:15,989 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:15,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:16,001 INFO L225 Difference]: With dead ends: 7017 [2022-03-03 18:09:16,001 INFO L226 Difference]: Without dead ends: 7017 [2022-03-03 18:09:16,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:16,002 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1458 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 1267 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1458 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 1376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:16,003 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1458 Valid, 1886 Invalid, 1376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1267 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:16,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7017 states. [2022-03-03 18:09:16,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7017 to 6202. [2022-03-03 18:09:16,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6202 states, 6198 states have (on average 2.7462084543401097) internal successors, (17021), 6201 states have internal predecessors, (17021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:16,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6202 states to 6202 states and 17021 transitions. [2022-03-03 18:09:16,144 INFO L78 Accepts]: Start accepts. Automaton has 6202 states and 17021 transitions. Word has length 98 [2022-03-03 18:09:16,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:16,144 INFO L470 AbstractCegarLoop]: Abstraction has 6202 states and 17021 transitions. [2022-03-03 18:09:16,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:16,144 INFO L276 IsEmpty]: Start isEmpty. Operand 6202 states and 17021 transitions. [2022-03-03 18:09:16,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:16,150 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:16,150 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:16,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-03 18:09:16,150 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:16,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:16,154 INFO L85 PathProgramCache]: Analyzing trace with hash 2038003583, now seen corresponding path program 8 times [2022-03-03 18:09:16,154 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:16,154 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411116008] [2022-03-03 18:09:16,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:16,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:16,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:16,655 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:16,655 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411116008] [2022-03-03 18:09:16,655 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411116008] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:16,655 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:16,655 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:16,655 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839313015] [2022-03-03 18:09:16,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:16,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:16,655 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:16,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:16,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:16,656 INFO L87 Difference]: Start difference. First operand 6202 states and 17021 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:18,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:18,268 INFO L93 Difference]: Finished difference Result 7115 states and 19109 transitions. [2022-03-03 18:09:18,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:18,269 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:18,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:18,287 INFO L225 Difference]: With dead ends: 7115 [2022-03-03 18:09:18,288 INFO L226 Difference]: Without dead ends: 7115 [2022-03-03 18:09:18,288 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:18,289 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1615 mSDsluCounter, 1747 mSDsCounter, 0 mSdLazyCounter, 1443 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1615 SdHoareTripleChecker+Valid, 2056 SdHoareTripleChecker+Invalid, 1564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:18,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1615 Valid, 2056 Invalid, 1564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1443 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:18,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7115 states. [2022-03-03 18:09:18,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7115 to 6160. [2022-03-03 18:09:18,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:18,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-03 18:09:18,382 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-03 18:09:18,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:18,383 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-03 18:09:18,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:18,383 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-03 18:09:18,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:18,388 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:18,389 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:18,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-03 18:09:18,404 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:18,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:18,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1232221149, now seen corresponding path program 9 times [2022-03-03 18:09:18,404 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:18,404 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770925109] [2022-03-03 18:09:18,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:18,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:18,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:18,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:18,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770925109] [2022-03-03 18:09:18,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770925109] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:18,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:18,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:18,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9432880] [2022-03-03 18:09:18,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:18,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:18,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:18,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:18,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:18,857 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:20,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:20,137 INFO L93 Difference]: Finished difference Result 7395 states and 19901 transitions. [2022-03-03 18:09:20,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:09:20,137 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:20,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:20,148 INFO L225 Difference]: With dead ends: 7395 [2022-03-03 18:09:20,149 INFO L226 Difference]: Without dead ends: 7395 [2022-03-03 18:09:20,149 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:09:20,149 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1768 mSDsluCounter, 1326 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1768 SdHoareTripleChecker+Valid, 1662 SdHoareTripleChecker+Invalid, 1328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:20,150 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1768 Valid, 1662 Invalid, 1328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:20,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-03-03 18:09:20,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6244. [2022-03-03 18:09:20,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6244 states, 6240 states have (on average 2.7474358974358974) internal successors, (17144), 6243 states have internal predecessors, (17144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:20,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 6244 states and 17144 transitions. [2022-03-03 18:09:20,237 INFO L78 Accepts]: Start accepts. Automaton has 6244 states and 17144 transitions. Word has length 98 [2022-03-03 18:09:20,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:20,237 INFO L470 AbstractCegarLoop]: Abstraction has 6244 states and 17144 transitions. [2022-03-03 18:09:20,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:20,237 INFO L276 IsEmpty]: Start isEmpty. Operand 6244 states and 17144 transitions. [2022-03-03 18:09:20,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:20,252 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:20,252 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:20,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-03 18:09:20,252 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:20,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:20,252 INFO L85 PathProgramCache]: Analyzing trace with hash 1228934529, now seen corresponding path program 10 times [2022-03-03 18:09:20,252 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:20,252 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135919237] [2022-03-03 18:09:20,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:20,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:20,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:20,863 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:20,863 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135919237] [2022-03-03 18:09:20,863 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135919237] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:20,863 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:20,863 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:20,863 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117520879] [2022-03-03 18:09:20,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:20,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:20,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:20,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:20,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:20,864 INFO L87 Difference]: Start difference. First operand 6244 states and 17144 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:22,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:22,041 INFO L93 Difference]: Finished difference Result 7367 states and 19819 transitions. [2022-03-03 18:09:22,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:22,041 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:22,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:22,052 INFO L225 Difference]: With dead ends: 7367 [2022-03-03 18:09:22,052 INFO L226 Difference]: Without dead ends: 7367 [2022-03-03 18:09:22,053 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:22,053 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1701 mSDsluCounter, 1233 mSDsCounter, 0 mSdLazyCounter, 1088 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1701 SdHoareTripleChecker+Valid, 1537 SdHoareTripleChecker+Invalid, 1247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:22,053 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1701 Valid, 1537 Invalid, 1247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1088 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:09:22,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2022-03-03 18:09:22,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 6286. [2022-03-03 18:09:22,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:22,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-03 18:09:22,145 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-03 18:09:22,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:22,146 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-03 18:09:22,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:22,146 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-03 18:09:22,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:22,152 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:22,152 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:22,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-03 18:09:22,153 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:22,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:22,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1228910349, now seen corresponding path program 11 times [2022-03-03 18:09:22,153 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:22,153 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375472929] [2022-03-03 18:09:22,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:22,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:22,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:22,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:22,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375472929] [2022-03-03 18:09:22,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375472929] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:22,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:22,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:22,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096128600] [2022-03-03 18:09:22,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:22,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:22,834 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:22,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:22,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:22,835 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:24,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:24,227 INFO L93 Difference]: Finished difference Result 7255 states and 19519 transitions. [2022-03-03 18:09:24,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:24,228 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:24,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:24,238 INFO L225 Difference]: With dead ends: 7255 [2022-03-03 18:09:24,238 INFO L226 Difference]: Without dead ends: 7255 [2022-03-03 18:09:24,239 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:24,239 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1600 mSDsluCounter, 1750 mSDsCounter, 0 mSdLazyCounter, 1431 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1600 SdHoareTripleChecker+Valid, 2051 SdHoareTripleChecker+Invalid, 1555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:24,239 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1600 Valid, 2051 Invalid, 1555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1431 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:24,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2022-03-03 18:09:24,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 6160. [2022-03-03 18:09:24,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-03 18:09:24,320 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-03 18:09:24,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:24,320 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-03 18:09:24,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:24,320 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-03 18:09:24,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:24,326 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:24,326 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:24,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-03 18:09:24,326 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:24,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:24,327 INFO L85 PathProgramCache]: Analyzing trace with hash 2026488151, now seen corresponding path program 12 times [2022-03-03 18:09:24,327 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:24,327 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427619310] [2022-03-03 18:09:24,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:24,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:24,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:24,730 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:24,730 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427619310] [2022-03-03 18:09:24,730 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427619310] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:24,730 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:24,730 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:24,730 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441042019] [2022-03-03 18:09:24,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:24,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:24,731 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:24,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:24,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:24,731 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:26,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:26,228 INFO L93 Difference]: Finished difference Result 7451 states and 20051 transitions. [2022-03-03 18:09:26,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:09:26,228 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:26,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:26,240 INFO L225 Difference]: With dead ends: 7451 [2022-03-03 18:09:26,240 INFO L226 Difference]: Without dead ends: 7451 [2022-03-03 18:09:26,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:09:26,241 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1675 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1348 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1675 SdHoareTripleChecker+Valid, 1804 SdHoareTripleChecker+Invalid, 1474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:26,242 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1675 Valid, 1804 Invalid, 1474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1348 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:26,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7451 states. [2022-03-03 18:09:26,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7451 to 6272. [2022-03-03 18:09:26,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:26,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-03 18:09:26,349 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-03 18:09:26,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:26,349 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-03 18:09:26,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:26,349 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-03 18:09:26,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:26,354 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:26,355 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:26,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-03 18:09:26,355 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:26,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:26,355 INFO L85 PathProgramCache]: Analyzing trace with hash 2023201531, now seen corresponding path program 13 times [2022-03-03 18:09:26,355 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:26,355 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994543473] [2022-03-03 18:09:26,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:26,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:26,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:26,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:26,867 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:26,867 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994543473] [2022-03-03 18:09:26,867 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994543473] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:26,867 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:26,867 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:26,867 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733261870] [2022-03-03 18:09:26,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:26,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:26,867 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:26,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:26,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:26,868 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:28,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:28,386 INFO L93 Difference]: Finished difference Result 7479 states and 20133 transitions. [2022-03-03 18:09:28,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:09:28,386 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:28,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:28,396 INFO L225 Difference]: With dead ends: 7479 [2022-03-03 18:09:28,396 INFO L226 Difference]: Without dead ends: 7479 [2022-03-03 18:09:28,397 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:09:28,397 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1679 mSDsluCounter, 1766 mSDsCounter, 0 mSdLazyCounter, 1580 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1679 SdHoareTripleChecker+Valid, 2093 SdHoareTripleChecker+Invalid, 1703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:28,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1679 Valid, 2093 Invalid, 1703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1580 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:28,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-03-03 18:09:28,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6356. [2022-03-03 18:09:28,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:28,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-03 18:09:28,516 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-03 18:09:28,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:28,516 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-03 18:09:28,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:28,516 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-03 18:09:28,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:28,521 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:28,522 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:28,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-03 18:09:28,522 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:28,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:28,522 INFO L85 PathProgramCache]: Analyzing trace with hash 2023177351, now seen corresponding path program 14 times [2022-03-03 18:09:28,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:28,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2465876] [2022-03-03 18:09:28,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:28,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:28,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:29,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:29,066 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:29,066 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2465876] [2022-03-03 18:09:29,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2465876] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:29,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:29,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:29,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275910859] [2022-03-03 18:09:29,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:29,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:29,067 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:29,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:29,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:29,067 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:30,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:30,458 INFO L93 Difference]: Finished difference Result 7563 states and 20407 transitions. [2022-03-03 18:09:30,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:30,459 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:30,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:30,469 INFO L225 Difference]: With dead ends: 7563 [2022-03-03 18:09:30,469 INFO L226 Difference]: Without dead ends: 7563 [2022-03-03 18:09:30,469 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:30,469 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1509 mSDsluCounter, 1814 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1509 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 1720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:30,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1509 Valid, 2116 Invalid, 1720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:30,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2022-03-03 18:09:30,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 6314. [2022-03-03 18:09:30,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6314 states, 6310 states have (on average 2.7494453248811412) internal successors, (17349), 6313 states have internal predecessors, (17349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:30,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 17349 transitions. [2022-03-03 18:09:30,550 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 17349 transitions. Word has length 98 [2022-03-03 18:09:30,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:30,550 INFO L470 AbstractCegarLoop]: Abstraction has 6314 states and 17349 transitions. [2022-03-03 18:09:30,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:30,550 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 17349 transitions. [2022-03-03 18:09:30,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:30,555 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:30,555 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:30,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-03 18:09:30,556 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:30,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:30,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1769934697, now seen corresponding path program 15 times [2022-03-03 18:09:30,556 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:30,556 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422925417] [2022-03-03 18:09:30,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:30,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:30,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:30,975 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:30,975 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422925417] [2022-03-03 18:09:30,975 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422925417] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:30,976 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:30,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:30,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583770667] [2022-03-03 18:09:30,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:30,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:30,976 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:30,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:30,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:30,976 INFO L87 Difference]: Start difference. First operand 6314 states and 17349 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:32,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:32,190 INFO L93 Difference]: Finished difference Result 7563 states and 20365 transitions. [2022-03-03 18:09:32,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:32,190 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:32,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:32,206 INFO L225 Difference]: With dead ends: 7563 [2022-03-03 18:09:32,206 INFO L226 Difference]: Without dead ends: 7563 [2022-03-03 18:09:32,206 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:32,213 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1387 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 1213 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 1760 SdHoareTripleChecker+Invalid, 1362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:32,213 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 1760 Invalid, 1362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1213 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:32,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2022-03-03 18:09:32,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 6328. [2022-03-03 18:09:32,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:32,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-03 18:09:32,307 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-03 18:09:32,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:32,308 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-03 18:09:32,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:32,308 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-03 18:09:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:32,313 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:32,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:32,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-03 18:09:32,314 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:32,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:32,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1160410837, now seen corresponding path program 16 times [2022-03-03 18:09:32,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:32,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013373050] [2022-03-03 18:09:32,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:32,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:32,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:32,908 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:32,908 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013373050] [2022-03-03 18:09:32,908 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013373050] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:32,908 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:32,908 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:32,909 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57683239] [2022-03-03 18:09:32,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:32,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:32,909 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:32,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:32,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:32,910 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:34,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:34,365 INFO L93 Difference]: Finished difference Result 7619 states and 20529 transitions. [2022-03-03 18:09:34,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:34,366 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:34,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:34,377 INFO L225 Difference]: With dead ends: 7619 [2022-03-03 18:09:34,377 INFO L226 Difference]: Without dead ends: 7619 [2022-03-03 18:09:34,378 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:34,379 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1336 mSDsluCounter, 1898 mSDsCounter, 0 mSdLazyCounter, 1614 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1336 SdHoareTripleChecker+Valid, 2211 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:34,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1336 Valid, 2211 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1614 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:34,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7619 states. [2022-03-03 18:09:34,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7619 to 6300. [2022-03-03 18:09:34,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6300 states, 6296 states have (on average 2.7490470139771284) internal successors, (17308), 6299 states have internal predecessors, (17308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:34,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-03-03 18:09:34,468 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-03-03 18:09:34,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:34,469 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-03-03 18:09:34,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:34,469 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-03-03 18:09:34,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:34,473 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:34,474 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:34,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-03 18:09:34,474 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:34,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:34,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1365575417, now seen corresponding path program 17 times [2022-03-03 18:09:34,474 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:34,474 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707559225] [2022-03-03 18:09:34,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:34,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:34,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:34,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:34,916 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:34,916 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707559225] [2022-03-03 18:09:34,917 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707559225] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:34,917 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:34,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:34,917 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362120146] [2022-03-03 18:09:34,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:34,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:34,918 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:34,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:34,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:34,918 INFO L87 Difference]: Start difference. First operand 6300 states and 17308 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:36,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:36,143 INFO L93 Difference]: Finished difference Result 7227 states and 19423 transitions. [2022-03-03 18:09:36,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:09:36,144 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:36,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:36,155 INFO L225 Difference]: With dead ends: 7227 [2022-03-03 18:09:36,155 INFO L226 Difference]: Without dead ends: 7227 [2022-03-03 18:09:36,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:09:36,157 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1285 mSDsluCounter, 1545 mSDsCounter, 0 mSdLazyCounter, 1332 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1285 SdHoareTripleChecker+Valid, 1832 SdHoareTripleChecker+Invalid, 1416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:36,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1285 Valid, 1832 Invalid, 1416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1332 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:36,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-03-03 18:09:36,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6328. [2022-03-03 18:09:36,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:36,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-03 18:09:36,268 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-03 18:09:36,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:36,268 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-03 18:09:36,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:36,268 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-03 18:09:36,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:36,273 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:36,273 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:36,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-03 18:09:36,274 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:36,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:36,274 INFO L85 PathProgramCache]: Analyzing trace with hash -509079471, now seen corresponding path program 18 times [2022-03-03 18:09:36,274 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:36,274 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234041848] [2022-03-03 18:09:36,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:36,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:36,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:36,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:36,692 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:36,692 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234041848] [2022-03-03 18:09:36,692 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234041848] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:36,692 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:36,692 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:36,692 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587108983] [2022-03-03 18:09:36,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:36,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:36,693 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:36,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:36,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:36,693 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:38,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:38,062 INFO L93 Difference]: Finished difference Result 7395 states and 19873 transitions. [2022-03-03 18:09:38,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:38,063 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:38,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:38,074 INFO L225 Difference]: With dead ends: 7395 [2022-03-03 18:09:38,074 INFO L226 Difference]: Without dead ends: 7395 [2022-03-03 18:09:38,075 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:38,076 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1555 mSDsluCounter, 1501 mSDsCounter, 0 mSdLazyCounter, 1323 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1555 SdHoareTripleChecker+Valid, 1800 SdHoareTripleChecker+Invalid, 1472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:38,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1555 Valid, 1800 Invalid, 1472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1323 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:38,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-03-03 18:09:38,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6328. [2022-03-03 18:09:38,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:38,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-03 18:09:38,166 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-03 18:09:38,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:38,167 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-03 18:09:38,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:38,167 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-03 18:09:38,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:38,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:38,172 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:38,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-03 18:09:38,172 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:38,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:38,173 INFO L85 PathProgramCache]: Analyzing trace with hash 100444389, now seen corresponding path program 19 times [2022-03-03 18:09:38,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:38,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315266678] [2022-03-03 18:09:38,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:38,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:38,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:38,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:38,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315266678] [2022-03-03 18:09:38,634 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315266678] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:38,634 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:38,634 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:38,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017238974] [2022-03-03 18:09:38,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:38,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:38,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:38,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:38,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:38,635 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:39,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:39,941 INFO L93 Difference]: Finished difference Result 7325 states and 19710 transitions. [2022-03-03 18:09:39,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:39,941 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:39,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:39,951 INFO L225 Difference]: With dead ends: 7325 [2022-03-03 18:09:39,952 INFO L226 Difference]: Without dead ends: 7325 [2022-03-03 18:09:39,952 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:39,952 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1443 mSDsluCounter, 1610 mSDsCounter, 0 mSdLazyCounter, 1334 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1443 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 1334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:39,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1443 Valid, 1920 Invalid, 1508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 1334 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:39,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7325 states. [2022-03-03 18:09:40,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7325 to 6272. [2022-03-03 18:09:40,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:40,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-03 18:09:40,105 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-03 18:09:40,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:40,105 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-03 18:09:40,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:40,105 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-03 18:09:40,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:40,110 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:40,110 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:40,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-03 18:09:40,110 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:40,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:40,111 INFO L85 PathProgramCache]: Analyzing trace with hash 2062713155, now seen corresponding path program 20 times [2022-03-03 18:09:40,111 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:40,114 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285013654] [2022-03-03 18:09:40,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:40,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:40,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:40,450 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:40,450 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285013654] [2022-03-03 18:09:40,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285013654] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:40,450 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:40,450 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:40,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873042244] [2022-03-03 18:09:40,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:40,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:40,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:40,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:40,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:40,451 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:42,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:42,042 INFO L93 Difference]: Finished difference Result 7759 states and 20911 transitions. [2022-03-03 18:09:42,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:09:42,042 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:42,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:42,053 INFO L225 Difference]: With dead ends: 7759 [2022-03-03 18:09:42,053 INFO L226 Difference]: Without dead ends: 7759 [2022-03-03 18:09:42,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=437, Invalid=895, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:09:42,054 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1737 mSDsluCounter, 2003 mSDsCounter, 0 mSdLazyCounter, 1763 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1737 SdHoareTripleChecker+Valid, 2343 SdHoareTripleChecker+Invalid, 1912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:42,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1737 Valid, 2343 Invalid, 1912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1763 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:42,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7759 states. [2022-03-03 18:09:42,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7759 to 6342. [2022-03-03 18:09:42,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6342 states, 6338 states have (on average 2.7502366677185233) internal successors, (17431), 6341 states have internal predecessors, (17431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6342 states to 6342 states and 17431 transitions. [2022-03-03 18:09:42,139 INFO L78 Accepts]: Start accepts. Automaton has 6342 states and 17431 transitions. Word has length 98 [2022-03-03 18:09:42,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:42,139 INFO L470 AbstractCegarLoop]: Abstraction has 6342 states and 17431 transitions. [2022-03-03 18:09:42,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:42,140 INFO L276 IsEmpty]: Start isEmpty. Operand 6342 states and 17431 transitions. [2022-03-03 18:09:42,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:42,145 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:42,145 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:42,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-03 18:09:42,145 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:42,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:42,145 INFO L85 PathProgramCache]: Analyzing trace with hash 2059426535, now seen corresponding path program 21 times [2022-03-03 18:09:42,145 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:42,145 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345856166] [2022-03-03 18:09:42,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:42,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:42,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:42,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:42,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345856166] [2022-03-03 18:09:42,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345856166] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:42,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:42,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:42,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456339661] [2022-03-03 18:09:42,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:42,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:42,593 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:42,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:42,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:42,594 INFO L87 Difference]: Start difference. First operand 6342 states and 17431 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:44,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:44,111 INFO L93 Difference]: Finished difference Result 7647 states and 20583 transitions. [2022-03-03 18:09:44,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:09:44,112 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:44,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:44,122 INFO L225 Difference]: With dead ends: 7647 [2022-03-03 18:09:44,123 INFO L226 Difference]: Without dead ends: 7647 [2022-03-03 18:09:44,124 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:09:44,127 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1581 mSDsluCounter, 1647 mSDsCounter, 0 mSdLazyCounter, 1426 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 1962 SdHoareTripleChecker+Invalid, 1586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:44,128 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 1962 Invalid, 1586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1426 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:09:44,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-03-03 18:09:44,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6398. [2022-03-03 18:09:44,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:44,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-03 18:09:44,207 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-03 18:09:44,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:44,207 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-03 18:09:44,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:44,208 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-03 18:09:44,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:44,225 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:44,228 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:44,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-03 18:09:44,229 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:44,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:44,229 INFO L85 PathProgramCache]: Analyzing trace with hash 2059402355, now seen corresponding path program 22 times [2022-03-03 18:09:44,229 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:44,229 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670882811] [2022-03-03 18:09:44,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:44,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:44,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:44,786 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:44,787 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670882811] [2022-03-03 18:09:44,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670882811] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:44,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:44,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:44,787 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489100229] [2022-03-03 18:09:44,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:44,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:44,787 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:44,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:44,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:44,788 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:46,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:46,252 INFO L93 Difference]: Finished difference Result 7731 states and 20857 transitions. [2022-03-03 18:09:46,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:46,253 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:46,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:46,264 INFO L225 Difference]: With dead ends: 7731 [2022-03-03 18:09:46,264 INFO L226 Difference]: Without dead ends: 7731 [2022-03-03 18:09:46,264 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:46,274 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1194 mSDsluCounter, 2015 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 2318 SdHoareTripleChecker+Invalid, 1861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:46,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 2318 Invalid, 1861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:46,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7731 states. [2022-03-03 18:09:46,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7731 to 6356. [2022-03-03 18:09:46,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:46,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-03 18:09:46,360 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-03 18:09:46,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:46,367 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-03 18:09:46,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:46,367 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-03 18:09:46,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:46,372 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:46,373 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:46,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-03 18:09:46,373 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:46,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:46,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1733709693, now seen corresponding path program 23 times [2022-03-03 18:09:46,373 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:46,373 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756563747] [2022-03-03 18:09:46,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:46,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:46,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:46,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:46,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:46,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756563747] [2022-03-03 18:09:46,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756563747] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:46,884 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:46,884 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:46,884 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197482787] [2022-03-03 18:09:46,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:46,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:46,884 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:46,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:46,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:46,885 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:48,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:48,163 INFO L93 Difference]: Finished difference Result 7535 states and 20283 transitions. [2022-03-03 18:09:48,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:09:48,163 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:48,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:48,174 INFO L225 Difference]: With dead ends: 7535 [2022-03-03 18:09:48,174 INFO L226 Difference]: Without dead ends: 7535 [2022-03-03 18:09:48,175 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:09:48,179 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1167 mSDsluCounter, 1511 mSDsCounter, 0 mSdLazyCounter, 1255 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 1813 SdHoareTripleChecker+Invalid, 1366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:48,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 1813 Invalid, 1366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1255 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:09:48,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7535 states. [2022-03-03 18:09:48,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7535 to 6356. [2022-03-03 18:09:48,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:48,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-03 18:09:48,266 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-03 18:09:48,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:48,266 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-03 18:09:48,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:48,266 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-03 18:09:48,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:48,286 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:48,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:48,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-03 18:09:48,299 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:48,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:48,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1124185833, now seen corresponding path program 24 times [2022-03-03 18:09:48,300 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:48,300 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269844030] [2022-03-03 18:09:48,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:48,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:48,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:48,800 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:48,800 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269844030] [2022-03-03 18:09:48,801 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269844030] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:48,801 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:48,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:48,801 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553410454] [2022-03-03 18:09:48,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:48,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:48,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:48,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:48,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:48,802 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:50,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:50,607 INFO L93 Difference]: Finished difference Result 7633 states and 20570 transitions. [2022-03-03 18:09:50,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:50,608 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:50,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:50,620 INFO L225 Difference]: With dead ends: 7633 [2022-03-03 18:09:50,620 INFO L226 Difference]: Without dead ends: 7633 [2022-03-03 18:09:50,620 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:50,621 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1315 mSDsluCounter, 2382 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1315 SdHoareTripleChecker+Valid, 2686 SdHoareTripleChecker+Invalid, 2072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:50,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1315 Valid, 2686 Invalid, 2072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:09:50,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7633 states. [2022-03-03 18:09:50,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7633 to 6286. [2022-03-03 18:09:50,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:50,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-03 18:09:50,786 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-03 18:09:50,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:50,786 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-03 18:09:50,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:50,787 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-03 18:09:50,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:50,791 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:50,791 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:50,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-03 18:09:50,791 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:50,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:50,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1929968267, now seen corresponding path program 25 times [2022-03-03 18:09:50,793 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:50,793 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024262369] [2022-03-03 18:09:50,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:50,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:51,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:51,195 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:51,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024262369] [2022-03-03 18:09:51,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024262369] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:51,195 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:51,195 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:51,195 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768962179] [2022-03-03 18:09:51,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:51,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:51,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:51,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:51,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:51,196 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:52,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:52,985 INFO L93 Difference]: Finished difference Result 7577 states and 20420 transitions. [2022-03-03 18:09:52,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:09:52,985 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:52,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:52,996 INFO L225 Difference]: With dead ends: 7577 [2022-03-03 18:09:52,996 INFO L226 Difference]: Without dead ends: 7577 [2022-03-03 18:09:52,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:09:52,997 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1203 mSDsluCounter, 2108 mSDsCounter, 0 mSdLazyCounter, 1820 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1203 SdHoareTripleChecker+Valid, 2457 SdHoareTripleChecker+Invalid, 1935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:52,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1203 Valid, 2457 Invalid, 1935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1820 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:09:53,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7577 states. [2022-03-03 18:09:53,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7577 to 6370. [2022-03-03 18:09:53,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6370 states, 6366 states have (on average 2.7510210493245366) internal successors, (17513), 6369 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:53,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-03-03 18:09:53,083 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-03-03 18:09:53,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:53,084 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-03-03 18:09:53,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:53,084 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-03-03 18:09:53,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:53,103 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:53,103 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:53,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-03 18:09:53,104 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:53,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:53,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1933254887, now seen corresponding path program 26 times [2022-03-03 18:09:53,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:53,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993622702] [2022-03-03 18:09:53,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:53,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:53,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:53,604 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:53,604 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993622702] [2022-03-03 18:09:53,604 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993622702] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:53,604 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:53,604 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:53,604 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079303575] [2022-03-03 18:09:53,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:53,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:53,605 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:53,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:53,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:53,605 INFO L87 Difference]: Start difference. First operand 6370 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:55,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:55,232 INFO L93 Difference]: Finished difference Result 7549 states and 20338 transitions. [2022-03-03 18:09:55,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:55,232 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:55,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:55,242 INFO L225 Difference]: With dead ends: 7549 [2022-03-03 18:09:55,242 INFO L226 Difference]: Without dead ends: 7549 [2022-03-03 18:09:55,243 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:55,243 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1484 mSDsluCounter, 2140 mSDsCounter, 0 mSdLazyCounter, 1846 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 2440 SdHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:55,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 2440 Invalid, 1973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1846 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:09:55,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7549 states. [2022-03-03 18:09:55,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7549 to 6412. [2022-03-03 18:09:55,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:55,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-03 18:09:55,324 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-03 18:09:55,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:55,324 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-03 18:09:55,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:55,324 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-03 18:09:55,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:55,329 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:55,329 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:55,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-03 18:09:55,329 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:55,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:55,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1933279067, now seen corresponding path program 27 times [2022-03-03 18:09:55,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:55,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838331831] [2022-03-03 18:09:55,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:55,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:55,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:55,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:55,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838331831] [2022-03-03 18:09:55,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838331831] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:55,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:55,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:55,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265423527] [2022-03-03 18:09:55,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:55,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:55,966 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:55,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:55,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:55,966 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:57,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:57,275 INFO L93 Difference]: Finished difference Result 7437 states and 20038 transitions. [2022-03-03 18:09:57,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:09:57,275 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:57,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:57,285 INFO L225 Difference]: With dead ends: 7437 [2022-03-03 18:09:57,285 INFO L226 Difference]: Without dead ends: 7437 [2022-03-03 18:09:57,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:09:57,286 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1171 mSDsluCounter, 1458 mSDsCounter, 0 mSdLazyCounter, 1253 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 1376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:57,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 1764 Invalid, 1376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1253 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:09:57,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7437 states. [2022-03-03 18:09:57,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7437 to 6272. [2022-03-03 18:09:57,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:57,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-03 18:09:57,375 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-03 18:09:57,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:57,376 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-03 18:09:57,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:57,376 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-03 18:09:57,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:57,381 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:57,381 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:57,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-03 18:09:57,381 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:57,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:57,382 INFO L85 PathProgramCache]: Analyzing trace with hash -526510023, now seen corresponding path program 28 times [2022-03-03 18:09:57,382 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:57,382 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643387271] [2022-03-03 18:09:57,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:57,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:57,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:57,731 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:57,731 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643387271] [2022-03-03 18:09:57,731 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643387271] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:57,731 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:57,731 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:57,732 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344426365] [2022-03-03 18:09:57,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:57,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:57,732 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:57,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:57,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:57,733 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:59,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:09:59,370 INFO L93 Difference]: Finished difference Result 7731 states and 20843 transitions. [2022-03-03 18:09:59,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:09:59,371 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:09:59,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:09:59,382 INFO L225 Difference]: With dead ends: 7731 [2022-03-03 18:09:59,382 INFO L226 Difference]: Without dead ends: 7731 [2022-03-03 18:09:59,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:09:59,383 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1434 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1583 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 2128 SdHoareTripleChecker+Invalid, 1731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:09:59,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 2128 Invalid, 1731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1583 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:09:59,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7731 states. [2022-03-03 18:09:59,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7731 to 6384. [2022-03-03 18:09:59,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6384 states, 6380 states have (on average 2.75141065830721) internal successors, (17554), 6383 states have internal predecessors, (17554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:59,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6384 states to 6384 states and 17554 transitions. [2022-03-03 18:09:59,469 INFO L78 Accepts]: Start accepts. Automaton has 6384 states and 17554 transitions. Word has length 98 [2022-03-03 18:09:59,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:09:59,470 INFO L470 AbstractCegarLoop]: Abstraction has 6384 states and 17554 transitions. [2022-03-03 18:09:59,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:09:59,470 INFO L276 IsEmpty]: Start isEmpty. Operand 6384 states and 17554 transitions. [2022-03-03 18:09:59,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:09:59,475 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:09:59,475 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:09:59,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-03 18:09:59,475 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:09:59,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:09:59,475 INFO L85 PathProgramCache]: Analyzing trace with hash -529796643, now seen corresponding path program 29 times [2022-03-03 18:09:59,475 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:09:59,475 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59007371] [2022-03-03 18:09:59,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:09:59,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:09:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:09:59,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:09:59,894 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:09:59,894 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59007371] [2022-03-03 18:09:59,894 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59007371] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:09:59,894 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:09:59,894 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:09:59,894 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022559696] [2022-03-03 18:09:59,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:09:59,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:09:59,895 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:09:59,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:09:59,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:09:59,895 INFO L87 Difference]: Start difference. First operand 6384 states and 17554 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:01,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:01,389 INFO L93 Difference]: Finished difference Result 7759 states and 20925 transitions. [2022-03-03 18:10:01,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:10:01,389 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:01,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:01,402 INFO L225 Difference]: With dead ends: 7759 [2022-03-03 18:10:01,402 INFO L226 Difference]: Without dead ends: 7759 [2022-03-03 18:10:01,402 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:10:01,403 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1503 mSDsluCounter, 1695 mSDsCounter, 0 mSdLazyCounter, 1494 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 1675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:01,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 2037 Invalid, 1675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1494 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:10:01,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7759 states. [2022-03-03 18:10:01,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7759 to 6482. [2022-03-03 18:10:01,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6482 states, 6478 states have (on average 2.754090768755789) internal successors, (17841), 6481 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:01,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6482 states to 6482 states and 17841 transitions. [2022-03-03 18:10:01,499 INFO L78 Accepts]: Start accepts. Automaton has 6482 states and 17841 transitions. Word has length 98 [2022-03-03 18:10:01,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:01,499 INFO L470 AbstractCegarLoop]: Abstraction has 6482 states and 17841 transitions. [2022-03-03 18:10:01,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:01,500 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 17841 transitions. [2022-03-03 18:10:01,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:01,504 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:01,504 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:01,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-03 18:10:01,505 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:01,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:01,505 INFO L85 PathProgramCache]: Analyzing trace with hash -529820823, now seen corresponding path program 30 times [2022-03-03 18:10:01,505 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:01,505 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032136896] [2022-03-03 18:10:01,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:01,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:01,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:02,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:02,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:02,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032136896] [2022-03-03 18:10:02,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032136896] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:02,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:02,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:02,074 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775352692] [2022-03-03 18:10:02,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:02,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:02,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:02,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:02,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:02,074 INFO L87 Difference]: Start difference. First operand 6482 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:03,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:03,648 INFO L93 Difference]: Finished difference Result 7843 states and 21199 transitions. [2022-03-03 18:10:03,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:03,649 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:03,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:03,661 INFO L225 Difference]: With dead ends: 7843 [2022-03-03 18:10:03,662 INFO L226 Difference]: Without dead ends: 7843 [2022-03-03 18:10:03,662 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:03,662 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1418 mSDsluCounter, 1849 mSDsCounter, 0 mSdLazyCounter, 1580 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 2152 SdHoareTripleChecker+Invalid, 1734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:03,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 2152 Invalid, 1734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1580 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:03,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-03 18:10:03,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6440. [2022-03-03 18:10:03,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:03,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-03-03 18:10:03,756 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-03-03 18:10:03,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:03,756 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-03-03 18:10:03,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:03,756 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-03-03 18:10:03,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:03,761 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:03,761 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:03,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-03 18:10:03,762 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:03,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:03,762 INFO L85 PathProgramCache]: Analyzing trace with hash -27965575, now seen corresponding path program 31 times [2022-03-03 18:10:03,762 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:03,762 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715499960] [2022-03-03 18:10:03,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:03,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:04,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:04,156 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:04,156 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715499960] [2022-03-03 18:10:04,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715499960] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:04,156 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:04,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:04,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82858831] [2022-03-03 18:10:04,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:04,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:04,156 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:04,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:04,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:04,157 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:05,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:05,776 INFO L93 Difference]: Finished difference Result 7843 states and 21157 transitions. [2022-03-03 18:10:05,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:05,777 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:05,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:05,789 INFO L225 Difference]: With dead ends: 7843 [2022-03-03 18:10:05,789 INFO L226 Difference]: Without dead ends: 7843 [2022-03-03 18:10:05,789 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:05,790 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1391 mSDsluCounter, 1761 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 2062 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:05,790 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1391 Valid, 2062 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:10:05,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-03 18:10:05,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6454. [2022-03-03 18:10:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6454 states, 6450 states have (on average 2.7533333333333334) internal successors, (17759), 6453 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:05,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 6454 states and 17759 transitions. [2022-03-03 18:10:05,881 INFO L78 Accepts]: Start accepts. Automaton has 6454 states and 17759 transitions. Word has length 98 [2022-03-03 18:10:05,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:05,885 INFO L470 AbstractCegarLoop]: Abstraction has 6454 states and 17759 transitions. [2022-03-03 18:10:05,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:05,885 INFO L276 IsEmpty]: Start isEmpty. Operand 6454 states and 17759 transitions. [2022-03-03 18:10:05,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:05,890 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:05,890 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:05,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-03 18:10:05,891 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:05,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:05,891 INFO L85 PathProgramCache]: Analyzing trace with hash 581558285, now seen corresponding path program 32 times [2022-03-03 18:10:05,891 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:05,891 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071077036] [2022-03-03 18:10:05,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:05,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:06,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:06,458 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:06,458 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071077036] [2022-03-03 18:10:06,458 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071077036] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:06,458 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:06,458 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:06,458 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982623574] [2022-03-03 18:10:06,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:06,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:06,459 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:06,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:06,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:06,459 INFO L87 Difference]: Start difference. First operand 6454 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:07,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:07,974 INFO L93 Difference]: Finished difference Result 7899 states and 21321 transitions. [2022-03-03 18:10:07,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:07,974 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:07,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:07,987 INFO L225 Difference]: With dead ends: 7899 [2022-03-03 18:10:07,987 INFO L226 Difference]: Without dead ends: 7899 [2022-03-03 18:10:07,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:07,988 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1098 mSDsluCounter, 2110 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 2421 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:07,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1098 Valid, 2421 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:07,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7899 states. [2022-03-03 18:10:08,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7899 to 6426. [2022-03-03 18:10:08,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6426 states, 6422 states have (on average 2.752569293055123) internal successors, (17677), 6425 states have internal predecessors, (17677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:08,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 17677 transitions. [2022-03-03 18:10:08,089 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 17677 transitions. Word has length 98 [2022-03-03 18:10:08,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:08,089 INFO L470 AbstractCegarLoop]: Abstraction has 6426 states and 17677 transitions. [2022-03-03 18:10:08,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:08,089 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 17677 transitions. [2022-03-03 18:10:08,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:08,094 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:08,094 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:08,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-03 18:10:08,095 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:08,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:08,095 INFO L85 PathProgramCache]: Analyzing trace with hash 376393705, now seen corresponding path program 33 times [2022-03-03 18:10:08,095 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:08,095 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657557020] [2022-03-03 18:10:08,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:08,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:08,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:08,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:08,497 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:08,497 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657557020] [2022-03-03 18:10:08,497 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657557020] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:08,497 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:08,497 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:08,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235755109] [2022-03-03 18:10:08,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:08,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:08,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:08,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:08,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:08,498 INFO L87 Difference]: Start difference. First operand 6426 states and 17677 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:09,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:09,750 INFO L93 Difference]: Finished difference Result 7955 states and 21471 transitions. [2022-03-03 18:10:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:10:09,750 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:09,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:09,762 INFO L225 Difference]: With dead ends: 7955 [2022-03-03 18:10:09,762 INFO L226 Difference]: Without dead ends: 7955 [2022-03-03 18:10:09,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:10:09,764 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1417 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1304 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1417 SdHoareTripleChecker+Valid, 1822 SdHoareTripleChecker+Invalid, 1455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:09,764 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1417 Valid, 1822 Invalid, 1455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1304 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:09,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7955 states. [2022-03-03 18:10:09,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7955 to 6454. [2022-03-03 18:10:09,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6454 states, 6450 states have (on average 2.7533333333333334) internal successors, (17759), 6453 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:09,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 6454 states and 17759 transitions. [2022-03-03 18:10:09,852 INFO L78 Accepts]: Start accepts. Automaton has 6454 states and 17759 transitions. Word has length 98 [2022-03-03 18:10:09,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:09,852 INFO L470 AbstractCegarLoop]: Abstraction has 6454 states and 17759 transitions. [2022-03-03 18:10:09,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:09,852 INFO L276 IsEmpty]: Start isEmpty. Operand 6454 states and 17759 transitions. [2022-03-03 18:10:09,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:09,857 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:09,857 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:09,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-03 18:10:09,857 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:09,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:09,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1232889651, now seen corresponding path program 34 times [2022-03-03 18:10:09,857 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:09,857 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300280021] [2022-03-03 18:10:09,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:09,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:09,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:10,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:10,227 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:10,227 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300280021] [2022-03-03 18:10:10,227 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300280021] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:10,227 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:10,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:10,228 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546955793] [2022-03-03 18:10:10,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:10,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:10,228 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:10,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:10,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:10,228 INFO L87 Difference]: Start difference. First operand 6454 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:11,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:11,406 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-03-03 18:10:11,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:11,406 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:11,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:11,417 INFO L225 Difference]: With dead ends: 8067 [2022-03-03 18:10:11,418 INFO L226 Difference]: Without dead ends: 8067 [2022-03-03 18:10:11,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:11,418 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1106 mSDsluCounter, 1704 mSDsCounter, 0 mSdLazyCounter, 1423 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1106 SdHoareTripleChecker+Valid, 2003 SdHoareTripleChecker+Invalid, 1562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:11,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1106 Valid, 2003 Invalid, 1562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1423 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:11,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-03 18:10:11,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6468. [2022-03-03 18:10:11,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:11,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-03-03 18:10:11,502 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-03-03 18:10:11,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:11,502 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-03-03 18:10:11,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:11,502 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-03-03 18:10:11,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:11,507 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:11,507 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:11,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-03 18:10:11,507 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:11,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:11,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1842413511, now seen corresponding path program 35 times [2022-03-03 18:10:11,507 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:11,507 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188567370] [2022-03-03 18:10:11,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:11,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:11,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:11,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:11,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188567370] [2022-03-03 18:10:11,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188567370] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:11,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:11,966 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:11,966 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121100576] [2022-03-03 18:10:11,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:11,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:11,967 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:11,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:11,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:11,967 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:13,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:13,368 INFO L93 Difference]: Finished difference Result 7997 states and 21594 transitions. [2022-03-03 18:10:13,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:13,369 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:13,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:13,382 INFO L225 Difference]: With dead ends: 7997 [2022-03-03 18:10:13,382 INFO L226 Difference]: Without dead ends: 7997 [2022-03-03 18:10:13,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:13,383 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1374 mSDsluCounter, 1876 mSDsCounter, 0 mSdLazyCounter, 1682 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1374 SdHoareTripleChecker+Valid, 2183 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:13,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1374 Valid, 2183 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1682 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:10:13,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7997 states. [2022-03-03 18:10:13,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7997 to 6398. [2022-03-03 18:10:13,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:13,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-03 18:10:13,481 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-03 18:10:13,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:13,481 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-03 18:10:13,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:13,481 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-03 18:10:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:13,486 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:13,487 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:13,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-03 18:10:13,487 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:13,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:13,487 INFO L85 PathProgramCache]: Analyzing trace with hash -209797591, now seen corresponding path program 36 times [2022-03-03 18:10:13,487 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:13,487 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303301839] [2022-03-03 18:10:13,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:13,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:13,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:13,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:13,934 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:13,934 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303301839] [2022-03-03 18:10:13,934 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303301839] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:13,934 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:13,935 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:13,935 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097717929] [2022-03-03 18:10:13,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:13,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:13,935 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:13,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:13,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:13,936 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:15,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:15,287 INFO L93 Difference]: Finished difference Result 7479 states and 20133 transitions. [2022-03-03 18:10:15,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:10:15,287 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:15,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:15,298 INFO L225 Difference]: With dead ends: 7479 [2022-03-03 18:10:15,299 INFO L226 Difference]: Without dead ends: 7479 [2022-03-03 18:10:15,299 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=286, Invalid=644, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:10:15,299 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1154 mSDsluCounter, 1635 mSDsCounter, 0 mSdLazyCounter, 1379 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 1913 SdHoareTripleChecker+Invalid, 1459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:15,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1154 Valid, 1913 Invalid, 1459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1379 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:15,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-03-03 18:10:15,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6412. [2022-03-03 18:10:15,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:15,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-03 18:10:15,385 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-03 18:10:15,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:15,385 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-03 18:10:15,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:15,385 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-03 18:10:15,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:15,390 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:15,390 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:15,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-03 18:10:15,390 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:15,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:15,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1054647983, now seen corresponding path program 37 times [2022-03-03 18:10:15,391 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:15,391 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575473563] [2022-03-03 18:10:15,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:15,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:15,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:15,689 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:15,689 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575473563] [2022-03-03 18:10:15,689 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575473563] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:15,689 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:15,689 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:15,689 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349685939] [2022-03-03 18:10:15,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:15,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:15,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:15,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:15,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:15,690 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:17,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:17,026 INFO L93 Difference]: Finished difference Result 7703 states and 20733 transitions. [2022-03-03 18:10:17,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:10:17,026 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:17,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:17,038 INFO L225 Difference]: With dead ends: 7703 [2022-03-03 18:10:17,038 INFO L226 Difference]: Without dead ends: 7703 [2022-03-03 18:10:17,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:10:17,040 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1503 mSDsluCounter, 1524 mSDsCounter, 0 mSdLazyCounter, 1344 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 1815 SdHoareTripleChecker+Invalid, 1486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:17,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 1815 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1344 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:17,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7703 states. [2022-03-03 18:10:17,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7703 to 6412. [2022-03-03 18:10:17,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:17,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-03 18:10:17,131 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-03 18:10:17,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:17,131 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-03 18:10:17,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:17,131 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-03 18:10:17,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:17,136 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:17,136 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:17,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-03 18:10:17,136 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:17,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:17,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1837407825, now seen corresponding path program 38 times [2022-03-03 18:10:17,138 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:17,138 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710276404] [2022-03-03 18:10:17,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:17,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:17,550 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:17,550 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710276404] [2022-03-03 18:10:17,550 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710276404] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:17,550 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:17,550 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:17,550 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908471067] [2022-03-03 18:10:17,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:17,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:17,551 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:17,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:17,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:17,551 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:18,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:18,729 INFO L93 Difference]: Finished difference Result 7647 states and 20583 transitions. [2022-03-03 18:10:18,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:18,729 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:18,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:18,740 INFO L225 Difference]: With dead ends: 7647 [2022-03-03 18:10:18,740 INFO L226 Difference]: Without dead ends: 7647 [2022-03-03 18:10:18,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:18,741 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1439 mSDsluCounter, 1360 mSDsCounter, 0 mSdLazyCounter, 1248 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 1660 SdHoareTripleChecker+Invalid, 1398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:18,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1439 Valid, 1660 Invalid, 1398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1248 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:18,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-03-03 18:10:18,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6412. [2022-03-03 18:10:18,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:18,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-03 18:10:18,829 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-03 18:10:18,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:18,830 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-03 18:10:18,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:18,830 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-03 18:10:18,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:18,835 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:18,835 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:18,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-03 18:10:18,835 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:18,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:18,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1848035611, now seen corresponding path program 39 times [2022-03-03 18:10:18,836 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:18,836 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308770664] [2022-03-03 18:10:18,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:18,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:19,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:19,272 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:19,272 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308770664] [2022-03-03 18:10:19,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308770664] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:19,273 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:19,273 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:19,273 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136361379] [2022-03-03 18:10:19,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:19,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:19,273 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:19,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:19,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:19,273 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:20,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:20,516 INFO L93 Difference]: Finished difference Result 7577 states and 20420 transitions. [2022-03-03 18:10:20,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:20,516 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:20,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:20,529 INFO L225 Difference]: With dead ends: 7577 [2022-03-03 18:10:20,529 INFO L226 Difference]: Without dead ends: 7577 [2022-03-03 18:10:20,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:20,530 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1273 mSDsluCounter, 1527 mSDsCounter, 0 mSdLazyCounter, 1380 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 1837 SdHoareTripleChecker+Invalid, 1529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:20,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 1837 Invalid, 1529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1380 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:20,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7577 states. [2022-03-03 18:10:20,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7577 to 6328. [2022-03-03 18:10:20,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:20,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-03 18:10:20,650 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-03 18:10:20,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:20,651 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-03 18:10:20,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:20,651 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-03 18:10:20,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:20,657 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:20,658 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:20,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-03 18:10:20,658 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:20,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:20,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1168111135, now seen corresponding path program 40 times [2022-03-03 18:10:20,659 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:20,659 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511845351] [2022-03-03 18:10:20,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:20,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:20,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:20,960 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:20,960 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511845351] [2022-03-03 18:10:20,960 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511845351] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:20,960 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:20,960 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:20,960 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246298916] [2022-03-03 18:10:20,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:20,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:20,960 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:20,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:20,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:20,961 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:22,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:22,153 INFO L93 Difference]: Finished difference Result 8095 states and 21853 transitions. [2022-03-03 18:10:22,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:10:22,154 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:22,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:22,165 INFO L225 Difference]: With dead ends: 8095 [2022-03-03 18:10:22,165 INFO L226 Difference]: Without dead ends: 8095 [2022-03-03 18:10:22,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=472, Invalid=934, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:10:22,166 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1516 mSDsluCounter, 1554 mSDsCounter, 0 mSdLazyCounter, 1356 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 1911 SdHoareTripleChecker+Invalid, 1539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:22,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1516 Valid, 1911 Invalid, 1539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1356 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:10:22,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8095 states. [2022-03-03 18:10:22,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8095 to 6440. [2022-03-03 18:10:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:22,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-03-03 18:10:22,256 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-03-03 18:10:22,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:22,256 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-03-03 18:10:22,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:22,257 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-03-03 18:10:22,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:22,261 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:22,261 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:22,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-03 18:10:22,261 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:22,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:22,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1171397755, now seen corresponding path program 41 times [2022-03-03 18:10:22,262 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:22,262 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065444544] [2022-03-03 18:10:22,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:22,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:22,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:22,698 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:22,698 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065444544] [2022-03-03 18:10:22,698 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065444544] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:22,698 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:22,698 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:22,699 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280998824] [2022-03-03 18:10:22,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:22,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:22,699 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:22,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:22,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:22,699 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:24,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:24,132 INFO L93 Difference]: Finished difference Result 7983 states and 21525 transitions. [2022-03-03 18:10:24,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:10:24,133 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:24,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:24,146 INFO L225 Difference]: With dead ends: 7983 [2022-03-03 18:10:24,146 INFO L226 Difference]: Without dead ends: 7983 [2022-03-03 18:10:24,147 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:10:24,148 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1465 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 1330 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1465 SdHoareTripleChecker+Valid, 1786 SdHoareTripleChecker+Invalid, 1493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:24,148 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1465 Valid, 1786 Invalid, 1493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1330 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:24,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7983 states. [2022-03-03 18:10:24,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7983 to 6524. [2022-03-03 18:10:24,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6524 states, 6520 states have (on average 2.7552147239263802) internal successors, (17964), 6523 states have internal predecessors, (17964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:24,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6524 states to 6524 states and 17964 transitions. [2022-03-03 18:10:24,274 INFO L78 Accepts]: Start accepts. Automaton has 6524 states and 17964 transitions. Word has length 98 [2022-03-03 18:10:24,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:24,274 INFO L470 AbstractCegarLoop]: Abstraction has 6524 states and 17964 transitions. [2022-03-03 18:10:24,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:24,274 INFO L276 IsEmpty]: Start isEmpty. Operand 6524 states and 17964 transitions. [2022-03-03 18:10:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:24,279 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:24,279 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:24,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-03 18:10:24,280 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:24,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:24,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1171421935, now seen corresponding path program 42 times [2022-03-03 18:10:24,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:24,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400556699] [2022-03-03 18:10:24,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:24,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:24,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:24,800 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:24,800 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400556699] [2022-03-03 18:10:24,800 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400556699] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:24,800 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:24,800 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:24,800 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054791584] [2022-03-03 18:10:24,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:24,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:24,800 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:24,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:24,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:24,801 INFO L87 Difference]: Start difference. First operand 6524 states and 17964 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:26,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:26,280 INFO L93 Difference]: Finished difference Result 8067 states and 21799 transitions. [2022-03-03 18:10:26,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:26,280 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:26,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:26,292 INFO L225 Difference]: With dead ends: 8067 [2022-03-03 18:10:26,293 INFO L226 Difference]: Without dead ends: 8067 [2022-03-03 18:10:26,293 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:26,293 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1373 mSDsluCounter, 1669 mSDsCounter, 0 mSdLazyCounter, 1505 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 1976 SdHoareTripleChecker+Invalid, 1637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:26,293 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1373 Valid, 1976 Invalid, 1637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1505 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:10:26,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-03 18:10:26,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6482. [2022-03-03 18:10:26,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6482 states, 6478 states have (on average 2.754090768755789) internal successors, (17841), 6481 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:26,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6482 states to 6482 states and 17841 transitions. [2022-03-03 18:10:26,389 INFO L78 Accepts]: Start accepts. Automaton has 6482 states and 17841 transitions. Word has length 98 [2022-03-03 18:10:26,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:26,389 INFO L470 AbstractCegarLoop]: Abstraction has 6482 states and 17841 transitions. [2022-03-03 18:10:26,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:26,390 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 17841 transitions. [2022-03-03 18:10:26,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:26,394 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:26,395 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:26,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-03 18:10:26,395 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:26,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:26,395 INFO L85 PathProgramCache]: Analyzing trace with hash -669566687, now seen corresponding path program 43 times [2022-03-03 18:10:26,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:26,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583883094] [2022-03-03 18:10:26,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:26,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:26,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:26,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:26,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583883094] [2022-03-03 18:10:26,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583883094] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:26,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:26,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:26,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064897794] [2022-03-03 18:10:26,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:26,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:26,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:26,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:26,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:26,692 INFO L87 Difference]: Start difference. First operand 6482 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:28,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:28,027 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-03-03 18:10:28,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:28,027 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:28,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:28,039 INFO L225 Difference]: With dead ends: 8067 [2022-03-03 18:10:28,039 INFO L226 Difference]: Without dead ends: 8067 [2022-03-03 18:10:28,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:28,041 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1196 mSDsluCounter, 1828 mSDsCounter, 0 mSdLazyCounter, 1594 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1196 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 1709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:28,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1196 Valid, 2125 Invalid, 1709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1594 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:28,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-03 18:10:28,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6496. [2022-03-03 18:10:28,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6496 states, 6492 states have (on average 2.754467036352434) internal successors, (17882), 6495 states have internal predecessors, (17882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:28,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6496 states to 6496 states and 17882 transitions. [2022-03-03 18:10:28,125 INFO L78 Accepts]: Start accepts. Automaton has 6496 states and 17882 transitions. Word has length 98 [2022-03-03 18:10:28,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:28,125 INFO L470 AbstractCegarLoop]: Abstraction has 6496 states and 17882 transitions. [2022-03-03 18:10:28,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:28,125 INFO L276 IsEmpty]: Start isEmpty. Operand 6496 states and 17882 transitions. [2022-03-03 18:10:28,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:28,130 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:28,130 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:28,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-03 18:10:28,130 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:28,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:28,131 INFO L85 PathProgramCache]: Analyzing trace with hash -60042827, now seen corresponding path program 44 times [2022-03-03 18:10:28,131 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:28,131 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947778475] [2022-03-03 18:10:28,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:28,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:28,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:28,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:28,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947778475] [2022-03-03 18:10:28,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947778475] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:28,625 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:28,625 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:28,625 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808990978] [2022-03-03 18:10:28,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:28,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:28,625 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:28,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:28,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:28,625 INFO L87 Difference]: Start difference. First operand 6496 states and 17882 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:30,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:30,147 INFO L93 Difference]: Finished difference Result 8123 states and 21921 transitions. [2022-03-03 18:10:30,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:30,148 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:30,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:30,160 INFO L225 Difference]: With dead ends: 8123 [2022-03-03 18:10:30,160 INFO L226 Difference]: Without dead ends: 8123 [2022-03-03 18:10:30,160 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:30,162 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1051 mSDsluCounter, 2012 mSDsCounter, 0 mSdLazyCounter, 1762 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 2319 SdHoareTripleChecker+Invalid, 1884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:30,162 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1051 Valid, 2319 Invalid, 1884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1762 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:30,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8123 states. [2022-03-03 18:10:30,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8123 to 6468. [2022-03-03 18:10:30,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:30,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-03-03 18:10:30,261 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-03-03 18:10:30,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:30,261 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-03-03 18:10:30,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:30,261 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-03-03 18:10:30,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:30,266 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:30,266 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:30,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-03 18:10:30,266 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:30,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:30,267 INFO L85 PathProgramCache]: Analyzing trace with hash -265207407, now seen corresponding path program 45 times [2022-03-03 18:10:30,267 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:30,267 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113833175] [2022-03-03 18:10:30,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:30,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:30,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:30,660 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:30,660 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113833175] [2022-03-03 18:10:30,660 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113833175] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:30,660 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:30,660 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:30,660 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042711774] [2022-03-03 18:10:30,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:30,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:30,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:30,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:30,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:30,661 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:31,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:31,767 INFO L93 Difference]: Finished difference Result 7899 states and 21307 transitions. [2022-03-03 18:10:31,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:10:31,768 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:31,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:31,779 INFO L225 Difference]: With dead ends: 7899 [2022-03-03 18:10:31,779 INFO L226 Difference]: Without dead ends: 7899 [2022-03-03 18:10:31,779 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=302, Invalid=690, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:10:31,779 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1366 mSDsluCounter, 1250 mSDsCounter, 0 mSdLazyCounter, 1113 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 1543 SdHoareTripleChecker+Invalid, 1237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:31,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1366 Valid, 1543 Invalid, 1237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1113 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:10:31,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7899 states. [2022-03-03 18:10:31,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7899 to 6468. [2022-03-03 18:10:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:31,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-03-03 18:10:31,855 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-03-03 18:10:31,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:31,855 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-03-03 18:10:31,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:31,855 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-03-03 18:10:31,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:31,860 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:31,860 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:31,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-03 18:10:31,860 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:31,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:31,860 INFO L85 PathProgramCache]: Analyzing trace with hash 591288539, now seen corresponding path program 46 times [2022-03-03 18:10:31,860 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:31,860 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520036592] [2022-03-03 18:10:31,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:31,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:32,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:32,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:32,232 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520036592] [2022-03-03 18:10:32,232 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520036592] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:32,232 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:32,232 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:32,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551596673] [2022-03-03 18:10:32,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:32,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:32,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:32,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:32,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:32,233 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:33,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:33,608 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-03-03 18:10:33,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:33,609 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:33,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:33,620 INFO L225 Difference]: With dead ends: 8067 [2022-03-03 18:10:33,621 INFO L226 Difference]: Without dead ends: 8067 [2022-03-03 18:10:33,621 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:33,621 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1365 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1523 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1365 SdHoareTripleChecker+Valid, 2045 SdHoareTripleChecker+Invalid, 1649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:33,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1365 Valid, 2045 Invalid, 1649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1523 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:10:33,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-03 18:10:33,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6468. [2022-03-03 18:10:33,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:33,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-03-03 18:10:33,714 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-03-03 18:10:33,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:33,715 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-03-03 18:10:33,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:33,715 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-03-03 18:10:33,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:33,720 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:33,720 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:33,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-03 18:10:33,720 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:33,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:33,720 INFO L85 PathProgramCache]: Analyzing trace with hash 1200812399, now seen corresponding path program 47 times [2022-03-03 18:10:33,720 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:33,720 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123754275] [2022-03-03 18:10:33,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:33,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:33,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:34,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:34,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:34,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123754275] [2022-03-03 18:10:34,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123754275] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:34,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:34,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:34,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890782201] [2022-03-03 18:10:34,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:34,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:34,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:34,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:34,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:34,124 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:35,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:35,760 INFO L93 Difference]: Finished difference Result 7997 states and 21594 transitions. [2022-03-03 18:10:35,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:35,761 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:35,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:35,773 INFO L225 Difference]: With dead ends: 7997 [2022-03-03 18:10:35,773 INFO L226 Difference]: Without dead ends: 7997 [2022-03-03 18:10:35,773 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:35,774 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1543 mSDsluCounter, 1920 mSDsCounter, 0 mSdLazyCounter, 1741 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 2229 SdHoareTripleChecker+Invalid, 1869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:35,774 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 2229 Invalid, 1869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1741 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:10:35,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7997 states. [2022-03-03 18:10:35,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7997 to 6356. [2022-03-03 18:10:35,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:35,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-03 18:10:35,870 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-03 18:10:35,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:35,871 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-03 18:10:35,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:35,871 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-03 18:10:35,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:35,876 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:35,876 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:35,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-03 18:10:35,876 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:35,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:35,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1619851965, now seen corresponding path program 48 times [2022-03-03 18:10:35,877 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:35,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514600629] [2022-03-03 18:10:35,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:35,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:36,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:36,216 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:36,217 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514600629] [2022-03-03 18:10:36,217 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514600629] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:36,217 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:36,217 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:36,217 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456081424] [2022-03-03 18:10:36,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:36,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:36,217 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:36,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:36,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:36,218 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:37,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:37,448 INFO L93 Difference]: Finished difference Result 7955 states and 21457 transitions. [2022-03-03 18:10:37,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:10:37,449 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:37,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:37,460 INFO L225 Difference]: With dead ends: 7955 [2022-03-03 18:10:37,461 INFO L226 Difference]: Without dead ends: 7955 [2022-03-03 18:10:37,461 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=494, Invalid=988, Unknown=0, NotChecked=0, Total=1482 [2022-03-03 18:10:37,462 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1292 mSDsluCounter, 1520 mSDsCounter, 0 mSdLazyCounter, 1326 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 1482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:37,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1292 Valid, 1888 Invalid, 1482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1326 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:37,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7955 states. [2022-03-03 18:10:37,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7955 to 6426. [2022-03-03 18:10:37,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6426 states, 6422 states have (on average 2.752569293055123) internal successors, (17677), 6425 states have internal predecessors, (17677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:37,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 17677 transitions. [2022-03-03 18:10:37,552 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 17677 transitions. Word has length 98 [2022-03-03 18:10:37,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:37,553 INFO L470 AbstractCegarLoop]: Abstraction has 6426 states and 17677 transitions. [2022-03-03 18:10:37,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:37,553 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 17677 transitions. [2022-03-03 18:10:37,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:37,557 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:37,558 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:37,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-03 18:10:37,558 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:37,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:37,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1623138585, now seen corresponding path program 49 times [2022-03-03 18:10:37,558 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:37,559 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445567977] [2022-03-03 18:10:37,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:37,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:37,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:37,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:37,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:37,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445567977] [2022-03-03 18:10:37,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445567977] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:37,950 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:37,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:37,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426647111] [2022-03-03 18:10:37,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:37,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:37,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:37,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:37,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:37,951 INFO L87 Difference]: Start difference. First operand 6426 states and 17677 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:39,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:39,486 INFO L93 Difference]: Finished difference Result 7843 states and 21129 transitions. [2022-03-03 18:10:39,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:10:39,487 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:39,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:39,498 INFO L225 Difference]: With dead ends: 7843 [2022-03-03 18:10:39,498 INFO L226 Difference]: Without dead ends: 7843 [2022-03-03 18:10:39,498 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:10:39,498 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1212 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1781 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 2349 SdHoareTripleChecker+Invalid, 1901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:39,498 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 2349 Invalid, 1901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1781 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:39,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-03 18:10:39,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6482. [2022-03-03 18:10:39,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6482 states, 6478 states have (on average 2.754090768755789) internal successors, (17841), 6481 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:39,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6482 states to 6482 states and 17841 transitions. [2022-03-03 18:10:39,575 INFO L78 Accepts]: Start accepts. Automaton has 6482 states and 17841 transitions. Word has length 98 [2022-03-03 18:10:39,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:39,575 INFO L470 AbstractCegarLoop]: Abstraction has 6482 states and 17841 transitions. [2022-03-03 18:10:39,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:39,576 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 17841 transitions. [2022-03-03 18:10:39,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:39,580 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:39,580 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:39,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-03 18:10:39,580 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:39,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:39,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1623162765, now seen corresponding path program 50 times [2022-03-03 18:10:39,581 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:39,581 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602339649] [2022-03-03 18:10:39,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:39,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:40,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:40,141 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:40,141 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602339649] [2022-03-03 18:10:40,141 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602339649] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:40,141 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:40,141 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:40,141 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385567645] [2022-03-03 18:10:40,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:40,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:40,141 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:40,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:40,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:40,142 INFO L87 Difference]: Start difference. First operand 6482 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:41,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:41,450 INFO L93 Difference]: Finished difference Result 7927 states and 21403 transitions. [2022-03-03 18:10:41,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:41,450 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:41,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:41,462 INFO L225 Difference]: With dead ends: 7927 [2022-03-03 18:10:41,462 INFO L226 Difference]: Without dead ends: 7927 [2022-03-03 18:10:41,463 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:41,463 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1368 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 1929 SdHoareTripleChecker+Invalid, 1651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:41,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1368 Valid, 1929 Invalid, 1651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1519 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:41,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7927 states. [2022-03-03 18:10:41,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7927 to 6440. [2022-03-03 18:10:41,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:41,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-03-03 18:10:41,558 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-03-03 18:10:41,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:41,558 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-03-03 18:10:41,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-03-03 18:10:41,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:41,563 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:41,563 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:41,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-03 18:10:41,564 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:41,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:41,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1121307517, now seen corresponding path program 51 times [2022-03-03 18:10:41,564 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:41,564 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130348134] [2022-03-03 18:10:41,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:41,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:41,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:41,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:41,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130348134] [2022-03-03 18:10:41,841 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130348134] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:41,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:41,841 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:41,841 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664384278] [2022-03-03 18:10:41,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:41,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:41,842 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:41,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:41,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:41,842 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:43,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:43,137 INFO L93 Difference]: Finished difference Result 7731 states and 20829 transitions. [2022-03-03 18:10:43,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:43,137 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:43,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:43,149 INFO L225 Difference]: With dead ends: 7731 [2022-03-03 18:10:43,149 INFO L226 Difference]: Without dead ends: 7731 [2022-03-03 18:10:43,149 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:43,150 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1355 mSDsluCounter, 1962 mSDsCounter, 0 mSdLazyCounter, 1691 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1355 SdHoareTripleChecker+Valid, 2256 SdHoareTripleChecker+Invalid, 1813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:43,150 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1355 Valid, 2256 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1691 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:10:43,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7731 states. [2022-03-03 18:10:43,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7731 to 6440. [2022-03-03 18:10:43,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:43,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-03-03 18:10:43,243 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-03-03 18:10:43,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:43,243 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-03-03 18:10:43,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:43,244 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-03-03 18:10:43,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:43,249 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:43,249 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:43,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-03 18:10:43,249 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:43,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:43,249 INFO L85 PathProgramCache]: Analyzing trace with hash -511783657, now seen corresponding path program 52 times [2022-03-03 18:10:43,249 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:43,250 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428115713] [2022-03-03 18:10:43,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:43,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:43,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:43,635 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:43,635 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428115713] [2022-03-03 18:10:43,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428115713] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:43,636 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:43,636 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:43,636 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813546970] [2022-03-03 18:10:43,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:43,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:43,636 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:43,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:43,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:43,637 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:44,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:44,758 INFO L93 Difference]: Finished difference Result 7829 states and 21116 transitions. [2022-03-03 18:10:44,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:44,759 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:44,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:44,771 INFO L225 Difference]: With dead ends: 7829 [2022-03-03 18:10:44,771 INFO L226 Difference]: Without dead ends: 7829 [2022-03-03 18:10:44,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:44,772 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1051 mSDsluCounter, 1413 mSDsCounter, 0 mSdLazyCounter, 1291 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 1724 SdHoareTripleChecker+Invalid, 1416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:44,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1051 Valid, 1724 Invalid, 1416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1291 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:10:44,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7829 states. [2022-03-03 18:10:44,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7829 to 6370. [2022-03-03 18:10:44,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6370 states, 6366 states have (on average 2.7510210493245366) internal successors, (17513), 6369 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:44,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-03-03 18:10:44,874 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-03-03 18:10:44,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:44,874 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-03-03 18:10:44,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:44,874 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-03-03 18:10:44,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:44,879 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:44,879 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:44,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-03 18:10:44,879 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:44,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:44,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1317566091, now seen corresponding path program 53 times [2022-03-03 18:10:44,880 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:44,880 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202611301] [2022-03-03 18:10:44,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:44,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:45,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:45,241 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:45,241 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202611301] [2022-03-03 18:10:45,241 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202611301] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:45,241 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:45,241 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:45,241 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265169060] [2022-03-03 18:10:45,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:45,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:45,241 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:45,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:45,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:45,242 INFO L87 Difference]: Start difference. First operand 6370 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:46,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:46,795 INFO L93 Difference]: Finished difference Result 7773 states and 20966 transitions. [2022-03-03 18:10:46,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:10:46,795 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:46,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:46,804 INFO L225 Difference]: With dead ends: 7773 [2022-03-03 18:10:46,804 INFO L226 Difference]: Without dead ends: 7773 [2022-03-03 18:10:46,804 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-03 18:10:46,809 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 1518 mSDsluCounter, 1577 mSDsCounter, 0 mSdLazyCounter, 1434 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 1953 SdHoareTripleChecker+Invalid, 1631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:46,809 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1518 Valid, 1953 Invalid, 1631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1434 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:10:46,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7773 states. [2022-03-03 18:10:46,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7773 to 6454. [2022-03-03 18:10:46,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6454 states, 6450 states have (on average 2.7533333333333334) internal successors, (17759), 6453 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:46,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 6454 states and 17759 transitions. [2022-03-03 18:10:46,878 INFO L78 Accepts]: Start accepts. Automaton has 6454 states and 17759 transitions. Word has length 98 [2022-03-03 18:10:46,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:46,879 INFO L470 AbstractCegarLoop]: Abstraction has 6454 states and 17759 transitions. [2022-03-03 18:10:46,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:46,879 INFO L276 IsEmpty]: Start isEmpty. Operand 6454 states and 17759 transitions. [2022-03-03 18:10:46,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:46,883 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:46,883 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:46,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-03 18:10:46,883 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:46,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:46,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1320852711, now seen corresponding path program 54 times [2022-03-03 18:10:46,884 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:46,884 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68439864] [2022-03-03 18:10:46,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:46,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:47,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:47,367 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:47,367 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68439864] [2022-03-03 18:10:47,367 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68439864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:47,367 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:47,367 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:47,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640907397] [2022-03-03 18:10:47,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:47,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:47,367 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:47,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:47,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:47,369 INFO L87 Difference]: Start difference. First operand 6454 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:48,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:48,935 INFO L93 Difference]: Finished difference Result 7745 states and 20884 transitions. [2022-03-03 18:10:48,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:48,935 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:48,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:48,946 INFO L225 Difference]: With dead ends: 7745 [2022-03-03 18:10:48,946 INFO L226 Difference]: Without dead ends: 7745 [2022-03-03 18:10:48,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:48,947 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1347 mSDsluCounter, 2084 mSDsCounter, 0 mSdLazyCounter, 1926 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 2382 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:48,947 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 2382 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1926 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:10:48,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7745 states. [2022-03-03 18:10:49,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7745 to 6496. [2022-03-03 18:10:49,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6496 states, 6492 states have (on average 2.754467036352434) internal successors, (17882), 6495 states have internal predecessors, (17882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6496 states to 6496 states and 17882 transitions. [2022-03-03 18:10:49,027 INFO L78 Accepts]: Start accepts. Automaton has 6496 states and 17882 transitions. Word has length 98 [2022-03-03 18:10:49,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:49,027 INFO L470 AbstractCegarLoop]: Abstraction has 6496 states and 17882 transitions. [2022-03-03 18:10:49,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:49,027 INFO L276 IsEmpty]: Start isEmpty. Operand 6496 states and 17882 transitions. [2022-03-03 18:10:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:49,031 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:49,031 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:49,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-03 18:10:49,032 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:49,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:49,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1320876891, now seen corresponding path program 55 times [2022-03-03 18:10:49,032 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:49,032 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365764485] [2022-03-03 18:10:49,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:49,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:49,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:49,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:49,531 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:49,531 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365764485] [2022-03-03 18:10:49,531 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365764485] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:49,531 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:49,532 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:49,532 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421193318] [2022-03-03 18:10:49,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:49,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:49,532 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:49,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:49,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:49,532 INFO L87 Difference]: Start difference. First operand 6496 states and 17882 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:50,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:50,803 INFO L93 Difference]: Finished difference Result 7633 states and 20584 transitions. [2022-03-03 18:10:50,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:50,807 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:50,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:50,818 INFO L225 Difference]: With dead ends: 7633 [2022-03-03 18:10:50,818 INFO L226 Difference]: Without dead ends: 7633 [2022-03-03 18:10:50,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:50,819 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1349 mSDsluCounter, 1379 mSDsCounter, 0 mSdLazyCounter, 1293 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 1685 SdHoareTripleChecker+Invalid, 1427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:50,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 1685 Invalid, 1427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1293 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:50,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7633 states. [2022-03-03 18:10:50,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7633 to 6328. [2022-03-03 18:10:50,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:50,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-03 18:10:50,932 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-03 18:10:50,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:50,932 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-03 18:10:50,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:50,933 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-03 18:10:50,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:50,937 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:50,937 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:50,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-03 18:10:50,939 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:50,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:50,940 INFO L85 PathProgramCache]: Analyzing trace with hash 978643555, now seen corresponding path program 1 times [2022-03-03 18:10:50,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:50,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034926116] [2022-03-03 18:10:50,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:50,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:51,469 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:51,469 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034926116] [2022-03-03 18:10:51,469 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034926116] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:51,469 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:51,469 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:51,469 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747434826] [2022-03-03 18:10:51,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:51,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:51,469 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:51,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:51,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:51,470 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:52,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:52,974 INFO L93 Difference]: Finished difference Result 7119 states and 19207 transitions. [2022-03-03 18:10:52,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:52,975 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:52,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:52,985 INFO L225 Difference]: With dead ends: 7119 [2022-03-03 18:10:52,985 INFO L226 Difference]: Without dead ends: 7119 [2022-03-03 18:10:52,985 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:52,986 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1567 mSDsluCounter, 2158 mSDsCounter, 0 mSdLazyCounter, 1731 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1567 SdHoareTripleChecker+Valid, 2404 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:52,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1567 Valid, 2404 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1731 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:52,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7119 states. [2022-03-03 18:10:53,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7119 to 6580. [2022-03-03 18:10:53,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6580 states, 6576 states have (on average 2.757603406326034) internal successors, (18134), 6579 states have internal predecessors, (18134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:53,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6580 states to 6580 states and 18134 transitions. [2022-03-03 18:10:53,072 INFO L78 Accepts]: Start accepts. Automaton has 6580 states and 18134 transitions. Word has length 98 [2022-03-03 18:10:53,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:53,073 INFO L470 AbstractCegarLoop]: Abstraction has 6580 states and 18134 transitions. [2022-03-03 18:10:53,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:53,073 INFO L276 IsEmpty]: Start isEmpty. Operand 6580 states and 18134 transitions. [2022-03-03 18:10:53,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:53,078 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:53,078 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:53,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-03 18:10:53,078 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:53,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:53,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1619731165, now seen corresponding path program 2 times [2022-03-03 18:10:53,078 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:53,078 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884125744] [2022-03-03 18:10:53,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:53,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:53,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:53,650 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:53,650 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884125744] [2022-03-03 18:10:53,651 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884125744] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:53,651 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:53,651 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:53,651 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667218036] [2022-03-03 18:10:53,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:53,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:53,651 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:53,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:53,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:53,651 INFO L87 Difference]: Start difference. First operand 6580 states and 18134 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:55,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:55,313 INFO L93 Difference]: Finished difference Result 8063 states and 21850 transitions. [2022-03-03 18:10:55,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:55,313 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:55,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:55,325 INFO L225 Difference]: With dead ends: 8063 [2022-03-03 18:10:55,325 INFO L226 Difference]: Without dead ends: 8063 [2022-03-03 18:10:55,326 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:55,326 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1606 mSDsluCounter, 2155 mSDsCounter, 0 mSdLazyCounter, 1801 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1606 SdHoareTripleChecker+Valid, 2429 SdHoareTripleChecker+Invalid, 1929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:55,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1606 Valid, 2429 Invalid, 1929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1801 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:10:55,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8063 states. [2022-03-03 18:10:55,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8063 to 6622. [2022-03-03 18:10:55,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6622 states, 6618 states have (on average 2.758839528558477) internal successors, (18258), 6621 states have internal predecessors, (18258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:55,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6622 states to 6622 states and 18258 transitions. [2022-03-03 18:10:55,424 INFO L78 Accepts]: Start accepts. Automaton has 6622 states and 18258 transitions. Word has length 98 [2022-03-03 18:10:55,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:55,425 INFO L470 AbstractCegarLoop]: Abstraction has 6622 states and 18258 transitions. [2022-03-03 18:10:55,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:55,425 INFO L276 IsEmpty]: Start isEmpty. Operand 6622 states and 18258 transitions. [2022-03-03 18:10:55,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:55,430 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:55,430 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:55,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-03 18:10:55,430 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:55,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:55,431 INFO L85 PathProgramCache]: Analyzing trace with hash 464405661, now seen corresponding path program 3 times [2022-03-03 18:10:55,431 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:55,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721496716] [2022-03-03 18:10:55,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:55,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:55,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:55,771 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:55,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721496716] [2022-03-03 18:10:55,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721496716] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:55,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:55,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:55,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623377648] [2022-03-03 18:10:55,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:55,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:55,772 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:55,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:55,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:55,772 INFO L87 Difference]: Start difference. First operand 6622 states and 18258 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:56,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:56,820 INFO L93 Difference]: Finished difference Result 7671 states and 20696 transitions. [2022-03-03 18:10:56,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:10:56,821 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:56,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:56,831 INFO L225 Difference]: With dead ends: 7671 [2022-03-03 18:10:56,831 INFO L226 Difference]: Without dead ends: 7671 [2022-03-03 18:10:56,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:10:56,832 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1384 mSDsluCounter, 1645 mSDsCounter, 0 mSdLazyCounter, 1355 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 1442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:56,833 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 1928 Invalid, 1442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1355 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:10:56,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7671 states. [2022-03-03 18:10:56,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7671 to 6664. [2022-03-03 18:10:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:56,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-03 18:10:56,955 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-03 18:10:56,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:56,955 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-03 18:10:56,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:56,955 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-03 18:10:56,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:56,962 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:56,962 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:56,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-03 18:10:56,962 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:56,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:56,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1517219601, now seen corresponding path program 4 times [2022-03-03 18:10:56,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:56,963 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121119692] [2022-03-03 18:10:56,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:56,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:56,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:57,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:57,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:57,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121119692] [2022-03-03 18:10:57,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121119692] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:57,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:57,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:57,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182793321] [2022-03-03 18:10:57,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:57,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:57,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:57,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:57,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:57,378 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:58,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:10:58,551 INFO L93 Difference]: Finished difference Result 7853 states and 21232 transitions. [2022-03-03 18:10:58,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:10:58,552 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:10:58,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:10:58,564 INFO L225 Difference]: With dead ends: 7853 [2022-03-03 18:10:58,564 INFO L226 Difference]: Without dead ends: 7853 [2022-03-03 18:10:58,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:10:58,565 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1603 mSDsluCounter, 1560 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1603 SdHoareTripleChecker+Valid, 1854 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:10:58,566 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1603 Valid, 1854 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1389 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:10:58,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2022-03-03 18:10:58,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 6664. [2022-03-03 18:10:58,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:58,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-03 18:10:58,648 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-03 18:10:58,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:10:58,649 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-03 18:10:58,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:10:58,649 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-03 18:10:58,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:10:58,653 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:10:58,653 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:10:58,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-03 18:10:58,653 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:10:58,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:10:58,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1572945681, now seen corresponding path program 5 times [2022-03-03 18:10:58,654 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:10:58,654 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476914036] [2022-03-03 18:10:58,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:10:58,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:10:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:10:59,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:10:59,244 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:10:59,244 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476914036] [2022-03-03 18:10:59,244 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476914036] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:10:59,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:10:59,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:10:59,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799413830] [2022-03-03 18:10:59,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:10:59,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:10:59,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:10:59,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:10:59,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:10:59,245 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:00,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:00,443 INFO L93 Difference]: Finished difference Result 7965 states and 21560 transitions. [2022-03-03 18:11:00,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:00,443 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:00,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:00,455 INFO L225 Difference]: With dead ends: 7965 [2022-03-03 18:11:00,455 INFO L226 Difference]: Without dead ends: 7965 [2022-03-03 18:11:00,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:00,455 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1447 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1606 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1447 SdHoareTripleChecker+Valid, 2118 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:00,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1447 Valid, 2118 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1606 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:11:00,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7965 states. [2022-03-03 18:11:00,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7965 to 6664. [2022-03-03 18:11:00,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-03 18:11:00,603 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-03 18:11:00,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:00,603 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-03 18:11:00,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:00,603 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-03 18:11:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:00,608 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:00,608 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:00,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-03 18:11:00,609 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:00,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:00,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1620912471, now seen corresponding path program 6 times [2022-03-03 18:11:00,610 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:00,610 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490817901] [2022-03-03 18:11:00,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:00,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:01,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:01,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:01,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490817901] [2022-03-03 18:11:01,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490817901] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:01,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:01,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:01,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201902953] [2022-03-03 18:11:01,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:01,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:01,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:01,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:01,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:01,123 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:02,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:02,804 INFO L93 Difference]: Finished difference Result 8403 states and 22829 transitions. [2022-03-03 18:11:02,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:02,805 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:02,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:02,817 INFO L225 Difference]: With dead ends: 8403 [2022-03-03 18:11:02,817 INFO L226 Difference]: Without dead ends: 8403 [2022-03-03 18:11:02,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:02,818 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1342 mSDsluCounter, 2150 mSDsCounter, 0 mSdLazyCounter, 1852 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 2442 SdHoareTripleChecker+Invalid, 1975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:02,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1342 Valid, 2442 Invalid, 1975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1852 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:02,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8403 states. [2022-03-03 18:11:02,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8403 to 6769. [2022-03-03 18:11:02,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6769 states, 6765 states have (on average 2.7630450849963046) internal successors, (18692), 6768 states have internal predecessors, (18692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:02,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6769 states to 6769 states and 18692 transitions. [2022-03-03 18:11:02,917 INFO L78 Accepts]: Start accepts. Automaton has 6769 states and 18692 transitions. Word has length 98 [2022-03-03 18:11:02,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:02,917 INFO L470 AbstractCegarLoop]: Abstraction has 6769 states and 18692 transitions. [2022-03-03 18:11:02,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:02,917 INFO L276 IsEmpty]: Start isEmpty. Operand 6769 states and 18692 transitions. [2022-03-03 18:11:02,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:02,922 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:02,923 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:02,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-03 18:11:02,923 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:02,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:02,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1518729321, now seen corresponding path program 7 times [2022-03-03 18:11:02,923 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:02,923 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906697567] [2022-03-03 18:11:02,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:02,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:03,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:03,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:03,226 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906697567] [2022-03-03 18:11:03,226 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906697567] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:03,226 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:03,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:03,227 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812000357] [2022-03-03 18:11:03,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:03,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:03,227 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:03,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:03,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:03,227 INFO L87 Difference]: Start difference. First operand 6769 states and 18692 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:04,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:04,226 INFO L93 Difference]: Finished difference Result 8569 states and 23248 transitions. [2022-03-03 18:11:04,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:04,226 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:04,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:04,239 INFO L225 Difference]: With dead ends: 8569 [2022-03-03 18:11:04,239 INFO L226 Difference]: Without dead ends: 8569 [2022-03-03 18:11:04,239 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:04,239 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1249 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1198 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 1683 SdHoareTripleChecker+Invalid, 1359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:04,239 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 1683 Invalid, 1359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1198 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:11:04,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8569 states. [2022-03-03 18:11:04,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8569 to 6790. [2022-03-03 18:11:04,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6790 states, 6786 states have (on average 2.7636310050103154) internal successors, (18754), 6789 states have internal predecessors, (18754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:04,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6790 states to 6790 states and 18754 transitions. [2022-03-03 18:11:04,337 INFO L78 Accepts]: Start accepts. Automaton has 6790 states and 18754 transitions. Word has length 98 [2022-03-03 18:11:04,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:04,337 INFO L470 AbstractCegarLoop]: Abstraction has 6790 states and 18754 transitions. [2022-03-03 18:11:04,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:04,337 INFO L276 IsEmpty]: Start isEmpty. Operand 6790 states and 18754 transitions. [2022-03-03 18:11:04,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:04,342 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:04,342 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:04,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-03 18:11:04,342 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:04,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:04,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1723424035, now seen corresponding path program 8 times [2022-03-03 18:11:04,343 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:04,343 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299146976] [2022-03-03 18:11:04,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:04,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:04,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:04,761 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:04,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299146976] [2022-03-03 18:11:04,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299146976] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:04,761 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:04,761 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:04,761 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844502575] [2022-03-03 18:11:04,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:04,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:04,761 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:04,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:04,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:04,762 INFO L87 Difference]: Start difference. First operand 6790 states and 18754 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:06,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:06,152 INFO L93 Difference]: Finished difference Result 8625 states and 23412 transitions. [2022-03-03 18:11:06,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:06,153 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:06,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:06,165 INFO L225 Difference]: With dead ends: 8625 [2022-03-03 18:11:06,166 INFO L226 Difference]: Without dead ends: 8625 [2022-03-03 18:11:06,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:06,166 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1550 mSDsluCounter, 1810 mSDsCounter, 0 mSdLazyCounter, 1574 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1550 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 1745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:06,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1550 Valid, 2119 Invalid, 1745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1574 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:11:06,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8625 states. [2022-03-03 18:11:06,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8625 to 6748. [2022-03-03 18:11:06,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6748 states, 6744 states have (on average 2.762455516014235) internal successors, (18630), 6747 states have internal predecessors, (18630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:06,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6748 states to 6748 states and 18630 transitions. [2022-03-03 18:11:06,258 INFO L78 Accepts]: Start accepts. Automaton has 6748 states and 18630 transitions. Word has length 98 [2022-03-03 18:11:06,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:06,259 INFO L470 AbstractCegarLoop]: Abstraction has 6748 states and 18630 transitions. [2022-03-03 18:11:06,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:06,259 INFO L276 IsEmpty]: Start isEmpty. Operand 6748 states and 18630 transitions. [2022-03-03 18:11:06,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:06,263 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:06,264 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:06,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-03 18:11:06,264 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:06,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:06,265 INFO L85 PathProgramCache]: Analyzing trace with hash 265993433, now seen corresponding path program 9 times [2022-03-03 18:11:06,265 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:06,265 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598701392] [2022-03-03 18:11:06,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:06,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:06,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:06,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:06,601 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:06,601 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598701392] [2022-03-03 18:11:06,601 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598701392] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:06,601 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:06,601 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:06,601 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902475179] [2022-03-03 18:11:06,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:06,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:06,602 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:06,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:06,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:06,602 INFO L87 Difference]: Start difference. First operand 6748 states and 18630 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:07,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:07,597 INFO L93 Difference]: Finished difference Result 7969 states and 21551 transitions. [2022-03-03 18:11:07,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:11:07,597 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:07,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:07,610 INFO L225 Difference]: With dead ends: 7969 [2022-03-03 18:11:07,610 INFO L226 Difference]: Without dead ends: 7969 [2022-03-03 18:11:07,611 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:11:07,611 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1236 mSDsluCounter, 1386 mSDsCounter, 0 mSdLazyCounter, 1196 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1236 SdHoareTripleChecker+Valid, 1670 SdHoareTripleChecker+Invalid, 1337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:07,611 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1236 Valid, 1670 Invalid, 1337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1196 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:11:07,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7969 states. [2022-03-03 18:11:07,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7969 to 6832. [2022-03-03 18:11:07,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:07,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-03 18:11:07,723 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-03 18:11:07,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:07,724 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-03 18:11:07,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:07,724 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-03 18:11:07,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:07,730 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:07,730 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:07,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-03 18:11:07,730 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:07,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:07,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1979579971, now seen corresponding path program 10 times [2022-03-03 18:11:07,730 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:07,731 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865860541] [2022-03-03 18:11:07,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:07,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:08,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:08,089 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:08,089 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865860541] [2022-03-03 18:11:08,089 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865860541] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:08,089 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:08,089 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:08,089 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775655964] [2022-03-03 18:11:08,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:08,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:08,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:08,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:08,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:08,090 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:09,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:09,281 INFO L93 Difference]: Finished difference Result 8303 states and 22462 transitions. [2022-03-03 18:11:09,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:09,282 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:09,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:09,296 INFO L225 Difference]: With dead ends: 8303 [2022-03-03 18:11:09,296 INFO L226 Difference]: Without dead ends: 8303 [2022-03-03 18:11:09,297 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:09,297 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1456 mSDsluCounter, 1406 mSDsCounter, 0 mSdLazyCounter, 1200 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1456 SdHoareTripleChecker+Valid, 1705 SdHoareTripleChecker+Invalid, 1385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 1200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:09,297 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1456 Valid, 1705 Invalid, 1385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1200 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:11:09,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8303 states. [2022-03-03 18:11:09,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8303 to 6853. [2022-03-03 18:11:09,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 6849 states have (on average 2.765367206891517) internal successors, (18940), 6852 states have internal predecessors, (18940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:09,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-03 18:11:09,410 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-03 18:11:09,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:09,410 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-03 18:11:09,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:09,410 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-03 18:11:09,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:09,416 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:09,416 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:09,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-03 18:11:09,416 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:09,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:09,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1262573385, now seen corresponding path program 11 times [2022-03-03 18:11:09,416 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:09,417 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075339906] [2022-03-03 18:11:09,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:09,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:10,047 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:10,047 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075339906] [2022-03-03 18:11:10,047 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075339906] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:10,047 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:10,048 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:10,048 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709024847] [2022-03-03 18:11:10,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:10,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:10,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:10,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:10,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:10,049 INFO L87 Difference]: Start difference. First operand 6853 states and 18940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:11,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:11,648 INFO L93 Difference]: Finished difference Result 8172 states and 22149 transitions. [2022-03-03 18:11:11,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:11,648 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:11,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:11,661 INFO L225 Difference]: With dead ends: 8172 [2022-03-03 18:11:11,661 INFO L226 Difference]: Without dead ends: 8172 [2022-03-03 18:11:11,662 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:11,662 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1488 mSDsluCounter, 1859 mSDsCounter, 0 mSdLazyCounter, 1585 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1488 SdHoareTripleChecker+Valid, 2162 SdHoareTripleChecker+Invalid, 1711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:11,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1488 Valid, 2162 Invalid, 1711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1585 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:11,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8172 states. [2022-03-03 18:11:11,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8172 to 6832. [2022-03-03 18:11:11,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:11,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-03 18:11:11,771 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-03 18:11:11,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:11,771 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-03 18:11:11,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:11,771 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-03 18:11:11,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:11,777 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:11,777 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:11,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-03 18:11:11,777 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:11,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:11,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1740617909, now seen corresponding path program 12 times [2022-03-03 18:11:11,778 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:11,778 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909244750] [2022-03-03 18:11:11,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:11,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:12,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:12,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909244750] [2022-03-03 18:11:12,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909244750] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:12,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:12,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:12,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463190707] [2022-03-03 18:11:12,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:12,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:12,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:12,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:12,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:12,433 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:14,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:14,083 INFO L93 Difference]: Finished difference Result 8667 states and 23534 transitions. [2022-03-03 18:11:14,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:14,083 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:14,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:14,099 INFO L225 Difference]: With dead ends: 8667 [2022-03-03 18:11:14,099 INFO L226 Difference]: Without dead ends: 8667 [2022-03-03 18:11:14,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:14,100 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1680 mSDsluCounter, 1804 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1680 SdHoareTripleChecker+Valid, 2103 SdHoareTripleChecker+Invalid, 1785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:14,100 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1680 Valid, 2103 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:14,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8667 states. [2022-03-03 18:11:14,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8667 to 6874. [2022-03-03 18:11:14,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6870 states have (on average 2.7659388646288208) internal successors, (19002), 6873 states have internal predecessors, (19002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:14,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-03 18:11:14,226 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-03 18:11:14,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:14,226 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-03 18:11:14,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:14,227 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-03 18:11:14,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:14,234 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:14,234 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:14,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-03 18:11:14,234 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:14,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:14,234 INFO L85 PathProgramCache]: Analyzing trace with hash 585292405, now seen corresponding path program 13 times [2022-03-03 18:11:14,235 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:14,235 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687827288] [2022-03-03 18:11:14,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:14,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:14,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:14,666 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:14,666 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687827288] [2022-03-03 18:11:14,666 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687827288] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:14,666 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:14,666 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:14,666 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375570312] [2022-03-03 18:11:14,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:14,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:14,667 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:14,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:14,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:14,667 INFO L87 Difference]: Start difference. First operand 6874 states and 19002 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:15,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:15,979 INFO L93 Difference]: Finished difference Result 8464 states and 22938 transitions. [2022-03-03 18:11:15,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:15,980 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:15,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:15,994 INFO L225 Difference]: With dead ends: 8464 [2022-03-03 18:11:15,994 INFO L226 Difference]: Without dead ends: 8464 [2022-03-03 18:11:15,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:15,995 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1658 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1338 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1658 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 1470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:15,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1658 Valid, 1770 Invalid, 1470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1338 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:11:16,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8464 states. [2022-03-03 18:11:16,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8464 to 6895. [2022-03-03 18:11:16,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6895 states, 6891 states have (on average 2.7665070381657233) internal successors, (19064), 6894 states have internal predecessors, (19064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:16,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6895 states to 6895 states and 19064 transitions. [2022-03-03 18:11:16,126 INFO L78 Accepts]: Start accepts. Automaton has 6895 states and 19064 transitions. Word has length 98 [2022-03-03 18:11:16,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:16,126 INFO L470 AbstractCegarLoop]: Abstraction has 6895 states and 19064 transitions. [2022-03-03 18:11:16,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:16,126 INFO L276 IsEmpty]: Start isEmpty. Operand 6895 states and 19064 transitions. [2022-03-03 18:11:16,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:16,132 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:16,132 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:16,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-03 18:11:16,132 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:16,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:16,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1638106345, now seen corresponding path program 14 times [2022-03-03 18:11:16,133 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:16,133 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236534209] [2022-03-03 18:11:16,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:16,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:16,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:16,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:16,668 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:16,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236534209] [2022-03-03 18:11:16,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236534209] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:16,668 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:16,668 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:16,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59636] [2022-03-03 18:11:16,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:16,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:16,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:16,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:16,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:16,669 INFO L87 Difference]: Start difference. First operand 6895 states and 19064 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:18,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:18,418 INFO L93 Difference]: Finished difference Result 8646 states and 23474 transitions. [2022-03-03 18:11:18,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:18,419 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:18,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:18,435 INFO L225 Difference]: With dead ends: 8646 [2022-03-03 18:11:18,436 INFO L226 Difference]: Without dead ends: 8646 [2022-03-03 18:11:18,436 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:18,436 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1491 mSDsluCounter, 1858 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 2161 SdHoareTripleChecker+Invalid, 1766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:18,436 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1491 Valid, 2161 Invalid, 1766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:18,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8646 states. [2022-03-03 18:11:18,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8646 to 6853. [2022-03-03 18:11:18,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 6849 states have (on average 2.765367206891517) internal successors, (18940), 6852 states have internal predecessors, (18940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:18,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-03 18:11:18,559 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-03 18:11:18,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:18,560 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-03 18:11:18,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:18,560 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-03 18:11:18,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:18,566 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:18,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:18,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-03 18:11:18,566 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:18,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:18,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1452058937, now seen corresponding path program 15 times [2022-03-03 18:11:18,566 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:18,567 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346259353] [2022-03-03 18:11:18,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:18,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:19,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:19,255 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:19,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346259353] [2022-03-03 18:11:19,255 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346259353] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:19,255 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:19,255 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:19,255 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610468688] [2022-03-03 18:11:19,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:19,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:19,256 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:19,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:19,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:19,256 INFO L87 Difference]: Start difference. First operand 6853 states and 18940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:20,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:20,906 INFO L93 Difference]: Finished difference Result 8242 states and 22353 transitions. [2022-03-03 18:11:20,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:20,906 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:20,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:20,920 INFO L225 Difference]: With dead ends: 8242 [2022-03-03 18:11:20,921 INFO L226 Difference]: Without dead ends: 8242 [2022-03-03 18:11:20,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:20,921 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1190 mSDsluCounter, 1706 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1190 SdHoareTripleChecker+Valid, 2005 SdHoareTripleChecker+Invalid, 1701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:20,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1190 Valid, 2005 Invalid, 1701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:20,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8242 states. [2022-03-03 18:11:21,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8242 to 6832. [2022-03-03 18:11:21,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:21,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-03 18:11:21,038 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-03 18:11:21,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:21,039 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-03 18:11:21,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:21,039 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-03 18:11:21,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:21,045 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:21,045 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:21,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-03 18:11:21,045 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:21,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:21,045 INFO L85 PathProgramCache]: Analyzing trace with hash -790464501, now seen corresponding path program 16 times [2022-03-03 18:11:21,045 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:21,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189804041] [2022-03-03 18:11:21,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:21,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:21,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:21,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:21,663 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:21,663 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189804041] [2022-03-03 18:11:21,663 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189804041] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:21,663 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:21,663 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:21,663 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072509824] [2022-03-03 18:11:21,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:21,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:21,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:21,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:21,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:21,664 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:23,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:23,562 INFO L93 Difference]: Finished difference Result 8831 states and 24043 transitions. [2022-03-03 18:11:23,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:23,562 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:23,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:23,577 INFO L225 Difference]: With dead ends: 8831 [2022-03-03 18:11:23,577 INFO L226 Difference]: Without dead ends: 8831 [2022-03-03 18:11:23,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:23,578 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1328 mSDsluCounter, 1981 mSDsCounter, 0 mSdLazyCounter, 1799 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1328 SdHoareTripleChecker+Valid, 2285 SdHoareTripleChecker+Invalid, 1934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:23,578 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1328 Valid, 2285 Invalid, 1934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1799 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:11:23,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8831 states. [2022-03-03 18:11:23,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8831 to 6937. [2022-03-03 18:11:23,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6937 states, 6933 states have (on average 2.7676330592816965) internal successors, (19188), 6936 states have internal predecessors, (19188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:23,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6937 states to 6937 states and 19188 transitions. [2022-03-03 18:11:23,693 INFO L78 Accepts]: Start accepts. Automaton has 6937 states and 19188 transitions. Word has length 98 [2022-03-03 18:11:23,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:23,693 INFO L470 AbstractCegarLoop]: Abstraction has 6937 states and 19188 transitions. [2022-03-03 18:11:23,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:23,693 INFO L276 IsEmpty]: Start isEmpty. Operand 6937 states and 19188 transitions. [2022-03-03 18:11:23,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:23,699 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:23,699 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:23,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-03 18:11:23,699 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:23,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:23,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1945790005, now seen corresponding path program 17 times [2022-03-03 18:11:23,700 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:23,700 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108223593] [2022-03-03 18:11:23,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:23,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:24,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:24,091 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:24,091 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108223593] [2022-03-03 18:11:24,091 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108223593] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:24,091 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:24,091 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:24,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762709060] [2022-03-03 18:11:24,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:24,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:24,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:24,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:24,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:24,092 INFO L87 Difference]: Start difference. First operand 6937 states and 19188 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:25,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:25,617 INFO L93 Difference]: Finished difference Result 8997 states and 24462 transitions. [2022-03-03 18:11:25,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:25,618 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:25,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:25,644 INFO L225 Difference]: With dead ends: 8997 [2022-03-03 18:11:25,645 INFO L226 Difference]: Without dead ends: 8997 [2022-03-03 18:11:25,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:25,645 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1409 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1409 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:25,645 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1409 Valid, 1920 Invalid, 1644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1507 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:25,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8997 states. [2022-03-03 18:11:25,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8997 to 6958. [2022-03-03 18:11:25,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:25,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-03 18:11:25,762 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-03 18:11:25,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:25,763 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-03 18:11:25,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:25,763 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-03 18:11:25,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:25,768 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:25,768 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:25,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-03 18:11:25,769 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:25,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:25,769 INFO L85 PathProgramCache]: Analyzing trace with hash -892976065, now seen corresponding path program 18 times [2022-03-03 18:11:25,769 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:25,769 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945926578] [2022-03-03 18:11:25,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:25,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:26,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:26,253 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:26,253 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945926578] [2022-03-03 18:11:26,253 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945926578] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:26,253 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:26,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:26,253 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392941617] [2022-03-03 18:11:26,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:26,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:26,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:26,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:26,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:26,254 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:28,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:28,078 INFO L93 Difference]: Finished difference Result 9053 states and 24626 transitions. [2022-03-03 18:11:28,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:28,078 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:28,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:28,100 INFO L225 Difference]: With dead ends: 9053 [2022-03-03 18:11:28,100 INFO L226 Difference]: Without dead ends: 9053 [2022-03-03 18:11:28,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:28,101 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1122 mSDsluCounter, 1957 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1122 SdHoareTripleChecker+Valid, 2275 SdHoareTripleChecker+Invalid, 1858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:28,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1122 Valid, 2275 Invalid, 1858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:11:28,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9053 states. [2022-03-03 18:11:28,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9053 to 6916. [2022-03-03 18:11:28,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:28,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-03 18:11:28,223 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-03 18:11:28,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:28,224 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-03 18:11:28,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:28,224 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-03 18:11:28,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:28,230 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:28,230 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:28,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-03 18:11:28,230 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:28,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:28,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1096441403, now seen corresponding path program 19 times [2022-03-03 18:11:28,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:28,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963618468] [2022-03-03 18:11:28,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:28,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:28,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:28,665 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:28,665 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963618468] [2022-03-03 18:11:28,665 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963618468] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:28,665 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:28,665 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:28,665 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228165061] [2022-03-03 18:11:28,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:28,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:28,665 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:28,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:28,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:28,666 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:30,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:30,280 INFO L93 Difference]: Finished difference Result 9169 states and 24945 transitions. [2022-03-03 18:11:30,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:11:30,280 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:30,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:30,301 INFO L225 Difference]: With dead ends: 9169 [2022-03-03 18:11:30,301 INFO L226 Difference]: Without dead ends: 9169 [2022-03-03 18:11:30,302 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:11:30,302 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1608 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1624 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 2129 SdHoareTripleChecker+Invalid, 1792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:30,302 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 2129 Invalid, 1792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1624 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:30,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9169 states. [2022-03-03 18:11:30,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9169 to 6958. [2022-03-03 18:11:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:30,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-03 18:11:30,418 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-03 18:11:30,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:30,418 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-03 18:11:30,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:30,418 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-03 18:11:30,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:30,423 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:30,423 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:30,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-03 18:11:30,424 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:30,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:30,424 INFO L85 PathProgramCache]: Analyzing trace with hash -1484939355, now seen corresponding path program 20 times [2022-03-03 18:11:30,424 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:30,424 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156820275] [2022-03-03 18:11:30,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:30,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:30,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:30,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:30,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:30,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156820275] [2022-03-03 18:11:30,841 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156820275] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:30,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:30,841 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:30,841 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329042839] [2022-03-03 18:11:30,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:30,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:30,841 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:30,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:30,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:30,842 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:32,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:32,569 INFO L93 Difference]: Finished difference Result 9335 states and 25360 transitions. [2022-03-03 18:11:32,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:32,570 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:32,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:32,593 INFO L225 Difference]: With dead ends: 9335 [2022-03-03 18:11:32,593 INFO L226 Difference]: Without dead ends: 9335 [2022-03-03 18:11:32,593 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:32,594 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1083 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1083 SdHoareTripleChecker+Valid, 2020 SdHoareTripleChecker+Invalid, 1657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:32,594 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1083 Valid, 2020 Invalid, 1657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1526 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:32,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9335 states. [2022-03-03 18:11:32,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9335 to 6979. [2022-03-03 18:11:32,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:32,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-03 18:11:32,742 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-03 18:11:32,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:32,742 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-03 18:11:32,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:32,743 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-03 18:11:32,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:32,750 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:32,750 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:32,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-03 18:11:32,750 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:32,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:32,751 INFO L85 PathProgramCache]: Analyzing trace with hash -432125415, now seen corresponding path program 21 times [2022-03-03 18:11:32,751 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:32,751 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089397843] [2022-03-03 18:11:32,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:32,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:33,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:33,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:33,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089397843] [2022-03-03 18:11:33,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089397843] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:33,346 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:33,346 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:33,346 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851515333] [2022-03-03 18:11:33,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:33,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:33,347 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:33,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:33,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:33,347 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:35,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:35,091 INFO L93 Difference]: Finished difference Result 9204 states and 25047 transitions. [2022-03-03 18:11:35,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:35,091 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:35,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:35,105 INFO L225 Difference]: With dead ends: 9204 [2022-03-03 18:11:35,105 INFO L226 Difference]: Without dead ends: 9204 [2022-03-03 18:11:35,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:35,106 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1377 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 1631 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1377 SdHoareTripleChecker+Valid, 2128 SdHoareTripleChecker+Invalid, 1768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:35,106 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1377 Valid, 2128 Invalid, 1768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1631 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:35,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9204 states. [2022-03-03 18:11:35,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9204 to 6874. [2022-03-03 18:11:35,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6870 states have (on average 2.7659388646288208) internal successors, (19002), 6873 states have internal predecessors, (19002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:35,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-03 18:11:35,214 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-03 18:11:35,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:35,214 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-03 18:11:35,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:35,214 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-03 18:11:35,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:35,220 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:35,220 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:35,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-03 18:11:35,220 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:35,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:35,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1644317819, now seen corresponding path program 22 times [2022-03-03 18:11:35,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:35,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094323688] [2022-03-03 18:11:35,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:35,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:35,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:35,604 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:35,604 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094323688] [2022-03-03 18:11:35,605 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094323688] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:35,605 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:35,605 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:35,605 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227310333] [2022-03-03 18:11:35,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:35,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:35,605 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:35,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:35,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:35,611 INFO L87 Difference]: Start difference. First operand 6874 states and 19002 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:36,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:36,749 INFO L93 Difference]: Finished difference Result 8313 states and 22517 transitions. [2022-03-03 18:11:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:11:36,749 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:36,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:36,762 INFO L225 Difference]: With dead ends: 8313 [2022-03-03 18:11:36,762 INFO L226 Difference]: Without dead ends: 8313 [2022-03-03 18:11:36,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:11:36,763 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1433 mSDsluCounter, 1040 mSDsCounter, 0 mSdLazyCounter, 1013 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 1329 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:36,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 1329 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1013 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:11:36,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8313 states. [2022-03-03 18:11:36,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8313 to 6916. [2022-03-03 18:11:36,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:36,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-03 18:11:36,880 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-03 18:11:36,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:36,880 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-03 18:11:36,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:36,881 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-03 18:11:36,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:36,889 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:36,889 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:36,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-03 18:11:36,889 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:36,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:36,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1939101473, now seen corresponding path program 23 times [2022-03-03 18:11:36,890 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:36,890 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127227815] [2022-03-03 18:11:36,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:36,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:37,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:37,350 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:37,350 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127227815] [2022-03-03 18:11:37,350 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127227815] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:37,350 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:37,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:37,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104579981] [2022-03-03 18:11:37,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:37,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:37,351 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:37,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:37,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:37,351 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:38,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:38,797 INFO L93 Difference]: Finished difference Result 8777 states and 23787 transitions. [2022-03-03 18:11:38,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:11:38,797 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:38,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:38,811 INFO L225 Difference]: With dead ends: 8777 [2022-03-03 18:11:38,811 INFO L226 Difference]: Without dead ends: 8777 [2022-03-03 18:11:38,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:11:38,816 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1295 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 1469 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1295 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 1619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:38,816 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1295 Valid, 1970 Invalid, 1619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1469 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:11:38,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8777 states. [2022-03-03 18:11:38,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8777 to 6958. [2022-03-03 18:11:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:38,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-03 18:11:38,913 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-03 18:11:38,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:38,913 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-03 18:11:38,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:38,913 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-03 18:11:38,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:38,918 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:38,918 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:38,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-03 18:11:38,918 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:38,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:38,919 INFO L85 PathProgramCache]: Analyzing trace with hash 83989187, now seen corresponding path program 24 times [2022-03-03 18:11:38,919 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:38,919 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809548146] [2022-03-03 18:11:38,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:38,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:39,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:39,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:39,330 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809548146] [2022-03-03 18:11:39,330 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809548146] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:39,330 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:39,330 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:39,330 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680336492] [2022-03-03 18:11:39,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:39,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:39,330 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:39,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:39,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:39,331 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:40,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:40,623 INFO L93 Difference]: Finished difference Result 8689 states and 23552 transitions. [2022-03-03 18:11:40,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:40,623 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:40,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:40,637 INFO L225 Difference]: With dead ends: 8689 [2022-03-03 18:11:40,637 INFO L226 Difference]: Without dead ends: 8689 [2022-03-03 18:11:40,637 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:40,638 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1294 mSDsluCounter, 1484 mSDsCounter, 0 mSdLazyCounter, 1342 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 1790 SdHoareTripleChecker+Invalid, 1494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:40,638 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 1790 Invalid, 1494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1342 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:11:40,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8689 states. [2022-03-03 18:11:40,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8689 to 6979. [2022-03-03 18:11:40,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:40,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-03 18:11:40,736 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-03 18:11:40,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:40,736 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-03 18:11:40,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:40,736 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-03 18:11:40,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:40,741 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:40,741 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:40,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-03 18:11:40,742 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:40,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:40,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1136803127, now seen corresponding path program 25 times [2022-03-03 18:11:40,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:40,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800505306] [2022-03-03 18:11:40,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:40,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:41,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:41,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:41,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800505306] [2022-03-03 18:11:41,075 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800505306] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:41,075 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:41,075 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:41,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715968907] [2022-03-03 18:11:41,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:41,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:41,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:41,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:41,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:41,076 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:42,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:42,395 INFO L93 Difference]: Finished difference Result 8558 states and 23239 transitions. [2022-03-03 18:11:42,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:42,395 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:42,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:42,407 INFO L225 Difference]: With dead ends: 8558 [2022-03-03 18:11:42,408 INFO L226 Difference]: Without dead ends: 8558 [2022-03-03 18:11:42,408 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:42,408 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1363 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 1387 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1363 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 1585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:42,408 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1363 Valid, 1841 Invalid, 1585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1387 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:11:42,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2022-03-03 18:11:42,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 6916. [2022-03-03 18:11:42,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:42,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-03 18:11:42,497 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-03 18:11:42,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:42,498 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-03 18:11:42,498 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:42,498 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-03 18:11:42,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:42,502 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:42,503 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:42,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-03 18:11:42,503 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:42,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:42,503 INFO L85 PathProgramCache]: Analyzing trace with hash -1269267501, now seen corresponding path program 26 times [2022-03-03 18:11:42,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:42,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937013717] [2022-03-03 18:11:42,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:42,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:42,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:42,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:42,976 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:42,976 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937013717] [2022-03-03 18:11:42,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937013717] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:42,976 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:42,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:42,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106390497] [2022-03-03 18:11:42,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:42,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:42,976 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:42,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:42,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:42,977 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:44,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:44,440 INFO L93 Difference]: Finished difference Result 9183 states and 24983 transitions. [2022-03-03 18:11:44,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:44,440 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:44,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:44,455 INFO L225 Difference]: With dead ends: 9183 [2022-03-03 18:11:44,455 INFO L226 Difference]: Without dead ends: 9183 [2022-03-03 18:11:44,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:44,456 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1413 mSDsluCounter, 1821 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 2133 SdHoareTripleChecker+Invalid, 1839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:44,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 2133 Invalid, 1839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:11:44,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9183 states. [2022-03-03 18:11:44,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9183 to 7021. [2022-03-03 18:11:44,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7021 states, 7017 states have (on average 2.7698446629613795) internal successors, (19436), 7020 states have internal predecessors, (19436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:44,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-03-03 18:11:44,560 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-03-03 18:11:44,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:44,560 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-03-03 18:11:44,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:44,560 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-03-03 18:11:44,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:44,566 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:44,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:44,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-03 18:11:44,566 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:44,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:44,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1870374291, now seen corresponding path program 27 times [2022-03-03 18:11:44,566 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:44,566 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220826613] [2022-03-03 18:11:44,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:44,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:45,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:45,027 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:45,027 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220826613] [2022-03-03 18:11:45,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220826613] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:45,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:45,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:45,028 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443272766] [2022-03-03 18:11:45,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:45,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:45,028 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:45,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:45,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:45,028 INFO L87 Difference]: Start difference. First operand 7021 states and 19436 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:46,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:46,625 INFO L93 Difference]: Finished difference Result 9349 states and 25402 transitions. [2022-03-03 18:11:46,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:46,625 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:46,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:46,641 INFO L225 Difference]: With dead ends: 9349 [2022-03-03 18:11:46,644 INFO L226 Difference]: Without dead ends: 9349 [2022-03-03 18:11:46,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:46,644 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1200 mSDsluCounter, 2478 mSDsCounter, 0 mSdLazyCounter, 2118 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1200 SdHoareTripleChecker+Valid, 2772 SdHoareTripleChecker+Invalid, 2243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 2118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:46,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1200 Valid, 2772 Invalid, 2243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 2118 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:11:46,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9349 states. [2022-03-03 18:11:46,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9349 to 7042. [2022-03-03 18:11:46,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7042 states, 7038 states have (on average 2.7703893151463483) internal successors, (19498), 7041 states have internal predecessors, (19498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:46,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-03-03 18:11:46,800 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-03-03 18:11:46,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:46,800 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-03-03 18:11:46,800 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:46,800 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-03-03 18:11:46,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:46,809 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:46,809 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:46,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-03 18:11:46,810 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:46,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:46,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1371779065, now seen corresponding path program 28 times [2022-03-03 18:11:46,810 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:46,810 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220690184] [2022-03-03 18:11:46,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:46,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:47,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:47,334 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:47,334 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220690184] [2022-03-03 18:11:47,334 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220690184] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:47,334 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:47,334 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:47,334 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105302978] [2022-03-03 18:11:47,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:47,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:47,335 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:47,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:47,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:47,335 INFO L87 Difference]: Start difference. First operand 7042 states and 19498 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:48,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:48,620 INFO L93 Difference]: Finished difference Result 9405 states and 25566 transitions. [2022-03-03 18:11:48,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:48,621 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:48,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:48,638 INFO L225 Difference]: With dead ends: 9405 [2022-03-03 18:11:48,638 INFO L226 Difference]: Without dead ends: 9405 [2022-03-03 18:11:48,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:48,639 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1382 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1382 SdHoareTripleChecker+Valid, 2030 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:48,639 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1382 Valid, 2030 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:11:48,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9405 states. [2022-03-03 18:11:48,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9405 to 7000. [2022-03-03 18:11:48,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7000 states, 6996 states have (on average 2.769296740994854) internal successors, (19374), 6999 states have internal predecessors, (19374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:48,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-03-03 18:11:48,765 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-03-03 18:11:48,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:48,765 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-03-03 18:11:48,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:48,766 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-03-03 18:11:48,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:48,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:48,772 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:48,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-03 18:11:48,772 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:48,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:48,772 INFO L85 PathProgramCache]: Analyzing trace with hash 617638403, now seen corresponding path program 29 times [2022-03-03 18:11:48,772 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:48,772 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151915492] [2022-03-03 18:11:48,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:48,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:49,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:49,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:49,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151915492] [2022-03-03 18:11:49,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151915492] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:49,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:49,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:49,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134855199] [2022-03-03 18:11:49,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:49,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:49,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:49,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:49,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:49,070 INFO L87 Difference]: Start difference. First operand 7000 states and 19374 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:50,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:50,094 INFO L93 Difference]: Finished difference Result 9001 states and 24449 transitions. [2022-03-03 18:11:50,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:11:50,094 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:50,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:50,109 INFO L225 Difference]: With dead ends: 9001 [2022-03-03 18:11:50,109 INFO L226 Difference]: Without dead ends: 9001 [2022-03-03 18:11:50,109 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:11:50,109 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1222 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1424 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 1898 SdHoareTripleChecker+Invalid, 1560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:50,109 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 1898 Invalid, 1560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1424 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:11:50,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9001 states. [2022-03-03 18:11:50,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9001 to 7042. [2022-03-03 18:11:50,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7042 states, 7038 states have (on average 2.7703893151463483) internal successors, (19498), 7041 states have internal predecessors, (19498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:50,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-03-03 18:11:50,217 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-03-03 18:11:50,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:50,217 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-03-03 18:11:50,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:50,218 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-03-03 18:11:50,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:50,223 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:50,223 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:50,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-03 18:11:50,224 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:50,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:50,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1963742355, now seen corresponding path program 30 times [2022-03-03 18:11:50,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:50,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792111121] [2022-03-03 18:11:50,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:50,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:50,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:50,581 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:50,581 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792111121] [2022-03-03 18:11:50,581 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792111121] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:50,581 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:50,581 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:50,581 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931505660] [2022-03-03 18:11:50,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:50,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:50,581 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:50,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:50,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:50,582 INFO L87 Difference]: Start difference. First operand 7042 states and 19498 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:52,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:52,080 INFO L93 Difference]: Finished difference Result 9335 states and 25360 transitions. [2022-03-03 18:11:52,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:11:52,080 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:52,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:52,097 INFO L225 Difference]: With dead ends: 9335 [2022-03-03 18:11:52,097 INFO L226 Difference]: Without dead ends: 9335 [2022-03-03 18:11:52,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:11:52,097 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1070 mSDsluCounter, 2179 mSDsCounter, 0 mSdLazyCounter, 1903 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 2482 SdHoareTripleChecker+Invalid, 2030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:52,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1070 Valid, 2482 Invalid, 2030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1903 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:11:52,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9335 states. [2022-03-03 18:11:52,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9335 to 7063. [2022-03-03 18:11:52,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7063 states, 7059 states have (on average 2.7709307267318315) internal successors, (19560), 7062 states have internal predecessors, (19560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:52,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7063 states to 7063 states and 19560 transitions. [2022-03-03 18:11:52,220 INFO L78 Accepts]: Start accepts. Automaton has 7063 states and 19560 transitions. Word has length 98 [2022-03-03 18:11:52,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:52,220 INFO L470 AbstractCegarLoop]: Abstraction has 7063 states and 19560 transitions. [2022-03-03 18:11:52,220 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:52,220 INFO L276 IsEmpty]: Start isEmpty. Operand 7063 states and 19560 transitions. [2022-03-03 18:11:52,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:52,226 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:52,227 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:52,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-03 18:11:52,227 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:52,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:52,227 INFO L85 PathProgramCache]: Analyzing trace with hash -910928415, now seen corresponding path program 31 times [2022-03-03 18:11:52,227 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:52,227 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084183287] [2022-03-03 18:11:52,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:52,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:52,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:52,704 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:52,704 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084183287] [2022-03-03 18:11:52,704 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084183287] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:52,704 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:52,705 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:52,705 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187256453] [2022-03-03 18:11:52,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:52,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:52,705 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:52,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:52,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:52,705 INFO L87 Difference]: Start difference. First operand 7063 states and 19560 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:55,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:55,211 INFO L93 Difference]: Finished difference Result 9204 states and 25047 transitions. [2022-03-03 18:11:55,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:55,212 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:55,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:55,234 INFO L225 Difference]: With dead ends: 9204 [2022-03-03 18:11:55,234 INFO L226 Difference]: Without dead ends: 9204 [2022-03-03 18:11:55,234 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:55,235 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1399 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 1662 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 2133 SdHoareTripleChecker+Invalid, 1804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:55,235 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1399 Valid, 2133 Invalid, 1804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1662 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:11:55,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9204 states. [2022-03-03 18:11:55,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9204 to 6958. [2022-03-03 18:11:55,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:55,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-03 18:11:55,409 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-03 18:11:55,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:55,409 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-03 18:11:55,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:55,409 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-03 18:11:55,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:55,417 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:55,417 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:55,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-03 18:11:55,418 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:55,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:55,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1609548597, now seen corresponding path program 32 times [2022-03-03 18:11:55,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:55,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559512279] [2022-03-03 18:11:55,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:55,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:56,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:56,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:56,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559512279] [2022-03-03 18:11:56,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559512279] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:56,462 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:56,462 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:56,462 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085154780] [2022-03-03 18:11:56,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:56,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:56,462 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:56,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:56,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:56,463 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:59,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:11:59,235 INFO L93 Difference]: Finished difference Result 8969 states and 24376 transitions. [2022-03-03 18:11:59,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:11:59,235 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:11:59,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:11:59,252 INFO L225 Difference]: With dead ends: 8969 [2022-03-03 18:11:59,252 INFO L226 Difference]: Without dead ends: 8969 [2022-03-03 18:11:59,252 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:11:59,253 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1385 mSDsluCounter, 2115 mSDsCounter, 0 mSdLazyCounter, 1921 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1385 SdHoareTripleChecker+Valid, 2417 SdHoareTripleChecker+Invalid, 2070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:11:59,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1385 Valid, 2417 Invalid, 2070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1921 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:11:59,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8969 states. [2022-03-03 18:11:59,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8969 to 7000. [2022-03-03 18:11:59,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7000 states, 6996 states have (on average 2.769296740994854) internal successors, (19374), 6999 states have internal predecessors, (19374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:59,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-03-03 18:11:59,380 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-03-03 18:11:59,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:11:59,380 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-03-03 18:11:59,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:11:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-03-03 18:11:59,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:11:59,387 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:11:59,387 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:11:59,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-03 18:11:59,387 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:11:59,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:11:59,387 INFO L85 PathProgramCache]: Analyzing trace with hash 454223093, now seen corresponding path program 33 times [2022-03-03 18:11:59,387 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:11:59,388 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250761091] [2022-03-03 18:11:59,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:11:59,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:11:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:11:59,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:11:59,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:11:59,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250761091] [2022-03-03 18:11:59,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250761091] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:11:59,779 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:11:59,779 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:11:59,779 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404229620] [2022-03-03 18:11:59,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:11:59,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:11:59,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:11:59,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:11:59,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:11:59,780 INFO L87 Difference]: Start difference. First operand 7000 states and 19374 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:01,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:01,349 INFO L93 Difference]: Finished difference Result 8766 states and 23780 transitions. [2022-03-03 18:12:01,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:01,349 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:01,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:01,364 INFO L225 Difference]: With dead ends: 8766 [2022-03-03 18:12:01,364 INFO L226 Difference]: Without dead ends: 8766 [2022-03-03 18:12:01,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:01,364 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1220 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 1654 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 2154 SdHoareTripleChecker+Invalid, 1786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:01,364 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 2154 Invalid, 1786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1654 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:01,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8766 states. [2022-03-03 18:12:01,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8766 to 7021. [2022-03-03 18:12:01,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7021 states, 7017 states have (on average 2.7698446629613795) internal successors, (19436), 7020 states have internal predecessors, (19436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-03-03 18:12:01,483 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-03-03 18:12:01,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:01,483 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-03-03 18:12:01,483 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:01,483 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-03-03 18:12:01,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:01,489 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:01,489 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:01,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-03 18:12:01,489 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:01,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:01,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1507037033, now seen corresponding path program 34 times [2022-03-03 18:12:01,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:01,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046542393] [2022-03-03 18:12:01,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:01,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:02,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:02,041 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:02,041 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046542393] [2022-03-03 18:12:02,041 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046542393] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:02,041 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:02,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:02,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540939242] [2022-03-03 18:12:02,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:02,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:02,042 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:02,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:02,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:02,043 INFO L87 Difference]: Start difference. First operand 7021 states and 19436 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:03,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:03,892 INFO L93 Difference]: Finished difference Result 8948 states and 24316 transitions. [2022-03-03 18:12:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:03,892 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:03,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:03,906 INFO L225 Difference]: With dead ends: 8948 [2022-03-03 18:12:03,906 INFO L226 Difference]: Without dead ends: 8948 [2022-03-03 18:12:03,907 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:03,907 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1075 mSDsluCounter, 1862 mSDsCounter, 0 mSdLazyCounter, 1653 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1075 SdHoareTripleChecker+Valid, 2174 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:03,907 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1075 Valid, 2174 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1653 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:03,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8948 states. [2022-03-03 18:12:03,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8948 to 6979. [2022-03-03 18:12:04,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-03 18:12:04,019 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-03 18:12:04,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:04,019 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-03 18:12:04,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-03 18:12:04,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:04,025 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:04,025 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:04,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-03 18:12:04,025 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:04,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:04,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1583128249, now seen corresponding path program 35 times [2022-03-03 18:12:04,026 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:04,026 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573138224] [2022-03-03 18:12:04,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:04,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:04,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:04,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:04,688 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:04,688 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573138224] [2022-03-03 18:12:04,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573138224] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:04,688 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:04,688 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:04,688 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971586020] [2022-03-03 18:12:04,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:04,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:04,688 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:04,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:04,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:04,689 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:06,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:06,368 INFO L93 Difference]: Finished difference Result 8544 states and 23195 transitions. [2022-03-03 18:12:06,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:06,368 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:06,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:06,384 INFO L225 Difference]: With dead ends: 8544 [2022-03-03 18:12:06,384 INFO L226 Difference]: Without dead ends: 8544 [2022-03-03 18:12:06,384 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:06,384 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1358 mSDsluCounter, 1852 mSDsCounter, 0 mSdLazyCounter, 1711 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 2158 SdHoareTripleChecker+Invalid, 1855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:06,385 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 2158 Invalid, 1855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1711 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:06,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8544 states. [2022-03-03 18:12:06,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8544 to 6916. [2022-03-03 18:12:06,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:06,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-03 18:12:06,500 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-03 18:12:06,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:06,500 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-03 18:12:06,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:06,500 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-03 18:12:06,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:06,506 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:06,506 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:06,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-03 18:12:06,507 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:06,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:06,507 INFO L85 PathProgramCache]: Analyzing trace with hash 26231449, now seen corresponding path program 56 times [2022-03-03 18:12:06,507 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:06,507 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261513354] [2022-03-03 18:12:06,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:06,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:06,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:06,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:06,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:06,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261513354] [2022-03-03 18:12:06,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261513354] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:06,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:06,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:06,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960264728] [2022-03-03 18:12:06,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:06,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:06,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:06,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:06,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:06,866 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:08,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:08,637 INFO L93 Difference]: Finished difference Result 8282 states and 22466 transitions. [2022-03-03 18:12:08,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:12:08,638 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:08,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:08,652 INFO L225 Difference]: With dead ends: 8282 [2022-03-03 18:12:08,652 INFO L226 Difference]: Without dead ends: 8282 [2022-03-03 18:12:08,653 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=484, Invalid=922, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:12:08,653 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1053 mSDsluCounter, 1549 mSDsCounter, 0 mSdLazyCounter, 1404 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 1904 SdHoareTripleChecker+Invalid, 1585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:08,653 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 1904 Invalid, 1585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1404 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:08,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8282 states. [2022-03-03 18:12:08,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8282 to 7067. [2022-03-03 18:12:08,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7067 states, 7063 states have (on average 2.7710604558969276) internal successors, (19572), 7066 states have internal predecessors, (19572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:08,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7067 states to 7067 states and 19572 transitions. [2022-03-03 18:12:08,767 INFO L78 Accepts]: Start accepts. Automaton has 7067 states and 19572 transitions. Word has length 98 [2022-03-03 18:12:08,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:08,767 INFO L470 AbstractCegarLoop]: Abstraction has 7067 states and 19572 transitions. [2022-03-03 18:12:08,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:08,768 INFO L276 IsEmpty]: Start isEmpty. Operand 7067 states and 19572 transitions. [2022-03-03 18:12:08,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:08,774 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:08,774 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:08,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-03 18:12:08,774 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:08,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:08,774 INFO L85 PathProgramCache]: Analyzing trace with hash 22944829, now seen corresponding path program 57 times [2022-03-03 18:12:08,774 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:08,774 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293791125] [2022-03-03 18:12:08,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:08,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:09,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:09,247 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:09,247 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293791125] [2022-03-03 18:12:09,247 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293791125] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:09,247 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:09,247 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:09,248 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143799043] [2022-03-03 18:12:09,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:09,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:09,248 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:09,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:09,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:09,248 INFO L87 Difference]: Start difference. First operand 7067 states and 19572 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:11,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:11,497 INFO L93 Difference]: Finished difference Result 8310 states and 22548 transitions. [2022-03-03 18:12:11,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:12:11,497 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:11,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:11,510 INFO L225 Difference]: With dead ends: 8310 [2022-03-03 18:12:11,510 INFO L226 Difference]: Without dead ends: 8310 [2022-03-03 18:12:11,510 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:12:11,510 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 990 mSDsluCounter, 2314 mSDsCounter, 0 mSdLazyCounter, 1963 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 990 SdHoareTripleChecker+Valid, 2664 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:11,510 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [990 Valid, 2664 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1963 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:12:11,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8310 states. [2022-03-03 18:12:11,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8310 to 7216. [2022-03-03 18:12:11,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7216 states, 7212 states have (on average 2.774819744869662) internal successors, (20012), 7215 states have internal predecessors, (20012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:11,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7216 states to 7216 states and 20012 transitions. [2022-03-03 18:12:11,619 INFO L78 Accepts]: Start accepts. Automaton has 7216 states and 20012 transitions. Word has length 98 [2022-03-03 18:12:11,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:11,619 INFO L470 AbstractCegarLoop]: Abstraction has 7216 states and 20012 transitions. [2022-03-03 18:12:11,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:11,620 INFO L276 IsEmpty]: Start isEmpty. Operand 7216 states and 20012 transitions. [2022-03-03 18:12:11,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:11,626 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:11,626 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:11,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-03 18:12:11,626 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:11,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:11,627 INFO L85 PathProgramCache]: Analyzing trace with hash 22920649, now seen corresponding path program 58 times [2022-03-03 18:12:11,627 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:11,627 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066646869] [2022-03-03 18:12:11,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:11,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:12,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:12,163 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:12,163 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066646869] [2022-03-03 18:12:12,163 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066646869] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:12,163 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:12,163 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:12,163 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627217908] [2022-03-03 18:12:12,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:12,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:12,164 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:12,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:12,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:12,164 INFO L87 Difference]: Start difference. First operand 7216 states and 20012 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:13,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:13,821 INFO L93 Difference]: Finished difference Result 8436 states and 22948 transitions. [2022-03-03 18:12:13,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:13,821 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:13,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:13,836 INFO L225 Difference]: With dead ends: 8436 [2022-03-03 18:12:13,836 INFO L226 Difference]: Without dead ends: 8436 [2022-03-03 18:12:13,837 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:13,837 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1094 mSDsluCounter, 1602 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:13,837 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1094 Valid, 1896 Invalid, 1614 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:13,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8436 states. [2022-03-03 18:12:13,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8436 to 7153. [2022-03-03 18:12:13,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 7149 states have (on average 2.7732550006993986) internal successors, (19826), 7152 states have internal predecessors, (19826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 19826 transitions. [2022-03-03 18:12:13,950 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 19826 transitions. Word has length 98 [2022-03-03 18:12:13,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:13,950 INFO L470 AbstractCegarLoop]: Abstraction has 7153 states and 19826 transitions. [2022-03-03 18:12:13,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:13,951 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 19826 transitions. [2022-03-03 18:12:13,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:13,956 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:13,956 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:13,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-03 18:12:13,957 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:13,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:13,957 INFO L85 PathProgramCache]: Analyzing trace with hash 524775897, now seen corresponding path program 59 times [2022-03-03 18:12:13,957 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:13,957 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531135456] [2022-03-03 18:12:13,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:13,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:13,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:14,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:14,372 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:14,373 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531135456] [2022-03-03 18:12:14,373 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531135456] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:14,373 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:14,373 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:14,373 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714432152] [2022-03-03 18:12:14,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:14,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:14,373 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:14,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:14,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:14,374 INFO L87 Difference]: Start difference. First operand 7153 states and 19826 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:15,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:15,750 INFO L93 Difference]: Finished difference Result 8513 states and 23137 transitions. [2022-03-03 18:12:15,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:15,750 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:15,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:15,764 INFO L225 Difference]: With dead ends: 8513 [2022-03-03 18:12:15,764 INFO L226 Difference]: Without dead ends: 8513 [2022-03-03 18:12:15,765 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:15,765 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 920 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1327 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 920 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 1447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:15,765 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [920 Valid, 1770 Invalid, 1447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1327 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:12:15,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8513 states. [2022-03-03 18:12:15,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8513 to 7174. [2022-03-03 18:12:15,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7174 states, 7170 states have (on average 2.773779637377964) internal successors, (19888), 7173 states have internal predecessors, (19888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:15,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7174 states to 7174 states and 19888 transitions. [2022-03-03 18:12:15,887 INFO L78 Accepts]: Start accepts. Automaton has 7174 states and 19888 transitions. Word has length 98 [2022-03-03 18:12:15,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:15,887 INFO L470 AbstractCegarLoop]: Abstraction has 7174 states and 19888 transitions. [2022-03-03 18:12:15,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:15,887 INFO L276 IsEmpty]: Start isEmpty. Operand 7174 states and 19888 transitions. [2022-03-03 18:12:15,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:15,893 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:15,893 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:15,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-03 18:12:15,893 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:15,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:15,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1134299757, now seen corresponding path program 60 times [2022-03-03 18:12:15,894 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:15,894 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596895223] [2022-03-03 18:12:15,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:15,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:16,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:16,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:16,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596895223] [2022-03-03 18:12:16,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596895223] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:16,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:16,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:16,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013173354] [2022-03-03 18:12:16,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:16,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:16,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:16,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:16,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:16,432 INFO L87 Difference]: Start difference. First operand 7174 states and 19888 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:18,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:18,141 INFO L93 Difference]: Finished difference Result 8569 states and 23301 transitions. [2022-03-03 18:12:18,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:18,141 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:18,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:18,156 INFO L225 Difference]: With dead ends: 8569 [2022-03-03 18:12:18,157 INFO L226 Difference]: Without dead ends: 8569 [2022-03-03 18:12:18,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:18,157 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1129 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 1485 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1129 SdHoareTripleChecker+Valid, 1930 SdHoareTripleChecker+Invalid, 1647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:18,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1129 Valid, 1930 Invalid, 1647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1485 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:18,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8569 states. [2022-03-03 18:12:18,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8569 to 7132. [2022-03-03 18:12:18,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7132 states, 7128 states have (on average 2.772727272727273) internal successors, (19764), 7131 states have internal predecessors, (19764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:18,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7132 states to 7132 states and 19764 transitions. [2022-03-03 18:12:18,277 INFO L78 Accepts]: Start accepts. Automaton has 7132 states and 19764 transitions. Word has length 98 [2022-03-03 18:12:18,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:18,278 INFO L470 AbstractCegarLoop]: Abstraction has 7132 states and 19764 transitions. [2022-03-03 18:12:18,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:18,278 INFO L276 IsEmpty]: Start isEmpty. Operand 7132 states and 19764 transitions. [2022-03-03 18:12:18,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:18,286 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:18,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:18,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-03 18:12:18,286 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:18,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:18,286 INFO L85 PathProgramCache]: Analyzing trace with hash 929135177, now seen corresponding path program 61 times [2022-03-03 18:12:18,286 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:18,286 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459729222] [2022-03-03 18:12:18,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:18,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:18,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:18,638 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:18,638 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459729222] [2022-03-03 18:12:18,638 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459729222] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:18,638 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:18,638 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:18,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228502183] [2022-03-03 18:12:18,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:18,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:18,638 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:18,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:18,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:18,639 INFO L87 Difference]: Start difference. First operand 7132 states and 19764 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:20,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:20,080 INFO L93 Difference]: Finished difference Result 8674 states and 23598 transitions. [2022-03-03 18:12:20,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:12:20,081 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:20,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:20,095 INFO L225 Difference]: With dead ends: 8674 [2022-03-03 18:12:20,095 INFO L226 Difference]: Without dead ends: 8674 [2022-03-03 18:12:20,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:12:20,095 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1296 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 1766 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1296 SdHoareTripleChecker+Valid, 2265 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:20,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1296 Valid, 2265 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1766 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:20,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8674 states. [2022-03-03 18:12:20,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8674 to 7174. [2022-03-03 18:12:20,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7174 states, 7170 states have (on average 2.773779637377964) internal successors, (19888), 7173 states have internal predecessors, (19888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:20,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7174 states to 7174 states and 19888 transitions. [2022-03-03 18:12:20,211 INFO L78 Accepts]: Start accepts. Automaton has 7174 states and 19888 transitions. Word has length 98 [2022-03-03 18:12:20,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:20,211 INFO L470 AbstractCegarLoop]: Abstraction has 7174 states and 19888 transitions. [2022-03-03 18:12:20,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:20,212 INFO L276 IsEmpty]: Start isEmpty. Operand 7174 states and 19888 transitions. [2022-03-03 18:12:20,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:20,218 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:20,219 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:20,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-03 18:12:20,219 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:20,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:20,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1785631123, now seen corresponding path program 62 times [2022-03-03 18:12:20,219 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:20,219 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741948429] [2022-03-03 18:12:20,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:20,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:20,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:20,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:20,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741948429] [2022-03-03 18:12:20,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741948429] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:20,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:20,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:20,672 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043020211] [2022-03-03 18:12:20,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:20,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:20,673 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:20,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:20,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:20,673 INFO L87 Difference]: Start difference. First operand 7174 states and 19888 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:22,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:22,132 INFO L93 Difference]: Finished difference Result 8807 states and 23947 transitions. [2022-03-03 18:12:22,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:22,132 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:22,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:22,147 INFO L225 Difference]: With dead ends: 8807 [2022-03-03 18:12:22,147 INFO L226 Difference]: Without dead ends: 8807 [2022-03-03 18:12:22,148 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:22,148 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1167 mSDsluCounter, 1995 mSDsCounter, 0 mSdLazyCounter, 1779 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 2282 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:22,148 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 2282 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1779 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:22,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8807 states. [2022-03-03 18:12:22,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8807 to 7195. [2022-03-03 18:12:22,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7195 states, 7191 states have (on average 2.7743012098456403) internal successors, (19950), 7194 states have internal predecessors, (19950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:22,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7195 states to 7195 states and 19950 transitions. [2022-03-03 18:12:22,332 INFO L78 Accepts]: Start accepts. Automaton has 7195 states and 19950 transitions. Word has length 98 [2022-03-03 18:12:22,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:22,333 INFO L470 AbstractCegarLoop]: Abstraction has 7195 states and 19950 transitions. [2022-03-03 18:12:22,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:22,333 INFO L276 IsEmpty]: Start isEmpty. Operand 7195 states and 19950 transitions. [2022-03-03 18:12:22,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:22,338 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:22,338 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:22,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-03 18:12:22,339 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:22,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:22,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1899812313, now seen corresponding path program 63 times [2022-03-03 18:12:22,340 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:22,340 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919640309] [2022-03-03 18:12:22,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:22,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:22,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:22,787 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:22,787 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919640309] [2022-03-03 18:12:22,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919640309] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:22,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:22,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:22,787 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044029123] [2022-03-03 18:12:22,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:22,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:22,787 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:22,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:22,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:22,788 INFO L87 Difference]: Start difference. First operand 7195 states and 19950 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:24,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:24,509 INFO L93 Difference]: Finished difference Result 8709 states and 23700 transitions. [2022-03-03 18:12:24,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:24,509 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:24,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:24,526 INFO L225 Difference]: With dead ends: 8709 [2022-03-03 18:12:24,526 INFO L226 Difference]: Without dead ends: 8709 [2022-03-03 18:12:24,526 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:24,527 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1081 mSDsluCounter, 1945 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1081 SdHoareTripleChecker+Valid, 2240 SdHoareTripleChecker+Invalid, 1905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:24,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1081 Valid, 2240 Invalid, 1905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1778 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:12:24,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8709 states. [2022-03-03 18:12:24,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8709 to 7090. [2022-03-03 18:12:24,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7090 states, 7086 states have (on average 2.7716624329664126) internal successors, (19640), 7089 states have internal predecessors, (19640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:24,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7090 states to 7090 states and 19640 transitions. [2022-03-03 18:12:24,645 INFO L78 Accepts]: Start accepts. Automaton has 7090 states and 19640 transitions. Word has length 98 [2022-03-03 18:12:24,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:24,645 INFO L470 AbstractCegarLoop]: Abstraction has 7090 states and 19640 transitions. [2022-03-03 18:12:24,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:24,646 INFO L276 IsEmpty]: Start isEmpty. Operand 7090 states and 19640 transitions. [2022-03-03 18:12:24,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:24,651 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:24,651 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:24,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-03 18:12:24,651 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:24,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:24,652 INFO L85 PathProgramCache]: Analyzing trace with hash 342943881, now seen corresponding path program 64 times [2022-03-03 18:12:24,652 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:24,652 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109582893] [2022-03-03 18:12:24,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:24,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:25,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:25,083 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:25,083 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109582893] [2022-03-03 18:12:25,083 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109582893] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:25,083 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:25,084 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:25,084 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633326163] [2022-03-03 18:12:25,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:25,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:25,084 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:25,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:25,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:25,084 INFO L87 Difference]: Start difference. First operand 7090 states and 19640 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:26,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:26,352 INFO L93 Difference]: Finished difference Result 8870 states and 24148 transitions. [2022-03-03 18:12:26,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:12:26,353 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:26,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:26,368 INFO L225 Difference]: With dead ends: 8870 [2022-03-03 18:12:26,368 INFO L226 Difference]: Without dead ends: 8870 [2022-03-03 18:12:26,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=286, Invalid=644, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:12:26,369 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 1094 mSDsluCounter, 1309 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 1581 SdHoareTripleChecker+Invalid, 1302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:26,369 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1094 Valid, 1581 Invalid, 1302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:12:26,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8870 states. [2022-03-03 18:12:26,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8870 to 7111. [2022-03-03 18:12:26,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7111 states, 7107 states have (on average 2.7721964260588154) internal successors, (19702), 7110 states have internal predecessors, (19702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:26,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7111 states to 7111 states and 19702 transitions. [2022-03-03 18:12:26,486 INFO L78 Accepts]: Start accepts. Automaton has 7111 states and 19702 transitions. Word has length 98 [2022-03-03 18:12:26,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:26,486 INFO L470 AbstractCegarLoop]: Abstraction has 7111 states and 19702 transitions. [2022-03-03 18:12:26,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:26,487 INFO L276 IsEmpty]: Start isEmpty. Operand 7111 states and 19702 transitions. [2022-03-03 18:12:26,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:26,493 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:26,493 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:26,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-03 18:12:26,493 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:26,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:26,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1607389455, now seen corresponding path program 65 times [2022-03-03 18:12:26,494 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:26,494 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403672657] [2022-03-03 18:12:26,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:26,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:26,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:26,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:26,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403672657] [2022-03-03 18:12:26,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403672657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:26,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:26,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:26,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626440856] [2022-03-03 18:12:26,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:26,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:26,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:26,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:26,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:26,914 INFO L87 Difference]: Start difference. First operand 7111 states and 19702 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:28,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:28,253 INFO L93 Difference]: Finished difference Result 9038 states and 24586 transitions. [2022-03-03 18:12:28,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:12:28,253 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:28,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:28,268 INFO L225 Difference]: With dead ends: 9038 [2022-03-03 18:12:28,268 INFO L226 Difference]: Without dead ends: 9038 [2022-03-03 18:12:28,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:12:28,269 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1314 mSDsluCounter, 1311 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1314 SdHoareTripleChecker+Valid, 1600 SdHoareTripleChecker+Invalid, 1353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:28,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1314 Valid, 1600 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:12:28,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9038 states. [2022-03-03 18:12:28,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9038 to 7153. [2022-03-03 18:12:28,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 7149 states have (on average 2.7732550006993986) internal successors, (19826), 7152 states have internal predecessors, (19826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:28,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 19826 transitions. [2022-03-03 18:12:28,382 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 19826 transitions. Word has length 98 [2022-03-03 18:12:28,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:28,383 INFO L470 AbstractCegarLoop]: Abstraction has 7153 states and 19826 transitions. [2022-03-03 18:12:28,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:28,383 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 19826 transitions. [2022-03-03 18:12:28,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:28,388 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:28,389 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:28,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-03 18:12:28,389 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:28,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:28,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1904817999, now seen corresponding path program 66 times [2022-03-03 18:12:28,389 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:28,389 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586233772] [2022-03-03 18:12:28,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:28,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:28,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:28,747 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:28,747 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586233772] [2022-03-03 18:12:28,747 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586233772] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:28,747 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:28,748 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:28,748 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214638311] [2022-03-03 18:12:28,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:28,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:28,749 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:28,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:28,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:28,749 INFO L87 Difference]: Start difference. First operand 7153 states and 19826 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:30,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:30,301 INFO L93 Difference]: Finished difference Result 8961 states and 24373 transitions. [2022-03-03 18:12:30,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:30,301 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:30,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:30,315 INFO L225 Difference]: With dead ends: 8961 [2022-03-03 18:12:30,315 INFO L226 Difference]: Without dead ends: 8961 [2022-03-03 18:12:30,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:30,316 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1300 mSDsluCounter, 1812 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1300 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:30,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1300 Valid, 2106 Invalid, 1757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:30,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-03-03 18:12:30,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 7174. [2022-03-03 18:12:30,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7174 states, 7170 states have (on average 2.773779637377964) internal successors, (19888), 7173 states have internal predecessors, (19888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:30,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7174 states to 7174 states and 19888 transitions. [2022-03-03 18:12:30,423 INFO L78 Accepts]: Start accepts. Automaton has 7174 states and 19888 transitions. Word has length 98 [2022-03-03 18:12:30,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:30,423 INFO L470 AbstractCegarLoop]: Abstraction has 7174 states and 19888 transitions. [2022-03-03 18:12:30,423 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:30,424 INFO L276 IsEmpty]: Start isEmpty. Operand 7174 states and 19888 transitions. [2022-03-03 18:12:30,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:30,429 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:30,429 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:30,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-03 18:12:30,429 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:30,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:30,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1295294139, now seen corresponding path program 67 times [2022-03-03 18:12:30,430 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:30,430 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319363878] [2022-03-03 18:12:30,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:30,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:30,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:30,890 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:30,890 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319363878] [2022-03-03 18:12:30,890 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319363878] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:30,890 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:30,890 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:30,890 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649279921] [2022-03-03 18:12:30,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:30,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:30,891 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:30,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:30,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:30,891 INFO L87 Difference]: Start difference. First operand 7174 states and 19888 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:32,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:32,897 INFO L93 Difference]: Finished difference Result 8863 states and 24126 transitions. [2022-03-03 18:12:32,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:32,897 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:32,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:32,916 INFO L225 Difference]: With dead ends: 8863 [2022-03-03 18:12:32,916 INFO L226 Difference]: Without dead ends: 8863 [2022-03-03 18:12:32,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:32,916 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1271 mSDsluCounter, 1778 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 2079 SdHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:32,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 2079 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:12:32,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8863 states. [2022-03-03 18:12:33,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8863 to 7069. [2022-03-03 18:12:33,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7069 states, 7065 states have (on average 2.771125265392781) internal successors, (19578), 7068 states have internal predecessors, (19578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:33,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7069 states to 7069 states and 19578 transitions. [2022-03-03 18:12:33,046 INFO L78 Accepts]: Start accepts. Automaton has 7069 states and 19578 transitions. Word has length 98 [2022-03-03 18:12:33,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:33,046 INFO L470 AbstractCegarLoop]: Abstraction has 7069 states and 19578 transitions. [2022-03-03 18:12:33,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:33,047 INFO L276 IsEmpty]: Start isEmpty. Operand 7069 states and 19578 transitions. [2022-03-03 18:12:33,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:33,053 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:33,053 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:33,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-03 18:12:33,053 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:33,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:33,054 INFO L85 PathProgramCache]: Analyzing trace with hash -1169602535, now seen corresponding path program 36 times [2022-03-03 18:12:33,054 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:33,054 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393351638] [2022-03-03 18:12:33,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:33,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:33,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:33,595 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:33,595 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393351638] [2022-03-03 18:12:33,595 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393351638] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:33,595 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:33,595 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:33,595 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832692809] [2022-03-03 18:12:33,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:33,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:33,596 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:33,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:33,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:33,596 INFO L87 Difference]: Start difference. First operand 7069 states and 19578 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:34,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:34,948 INFO L93 Difference]: Finished difference Result 8696 states and 23626 transitions. [2022-03-03 18:12:34,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:34,948 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:34,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:34,961 INFO L225 Difference]: With dead ends: 8696 [2022-03-03 18:12:34,962 INFO L226 Difference]: Without dead ends: 8696 [2022-03-03 18:12:34,962 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:34,962 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1366 mSDsluCounter, 1609 mSDsCounter, 0 mSdLazyCounter, 1509 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 1509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:34,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1366 Valid, 1922 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:12:34,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8696 states. [2022-03-03 18:12:35,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8696 to 7157. [2022-03-03 18:12:35,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7157 states, 7153 states have (on average 2.773381797847057) internal successors, (19838), 7156 states have internal predecessors, (19838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:35,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7157 states to 7157 states and 19838 transitions. [2022-03-03 18:12:35,073 INFO L78 Accepts]: Start accepts. Automaton has 7157 states and 19838 transitions. Word has length 98 [2022-03-03 18:12:35,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:35,073 INFO L470 AbstractCegarLoop]: Abstraction has 7157 states and 19838 transitions. [2022-03-03 18:12:35,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:35,073 INFO L276 IsEmpty]: Start isEmpty. Operand 7157 states and 19838 transitions. [2022-03-03 18:12:35,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:35,079 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:35,079 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:35,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-03 18:12:35,079 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:35,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:35,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1970039257, now seen corresponding path program 37 times [2022-03-03 18:12:35,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:35,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127705791] [2022-03-03 18:12:35,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:35,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:35,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:35,384 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:35,384 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127705791] [2022-03-03 18:12:35,384 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127705791] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:35,384 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:35,384 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:35,384 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831887804] [2022-03-03 18:12:35,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:35,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:35,384 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:35,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:35,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:35,385 INFO L87 Difference]: Start difference. First operand 7157 states and 19838 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:37,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:37,123 INFO L93 Difference]: Finished difference Result 8890 states and 24129 transitions. [2022-03-03 18:12:37,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:37,124 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:37,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:37,141 INFO L225 Difference]: With dead ends: 8890 [2022-03-03 18:12:37,142 INFO L226 Difference]: Without dead ends: 8890 [2022-03-03 18:12:37,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:37,142 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1251 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1251 SdHoareTripleChecker+Valid, 2397 SdHoareTripleChecker+Invalid, 2012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:37,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1251 Valid, 2397 Invalid, 2012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1866 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:37,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8890 states. [2022-03-03 18:12:37,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8890 to 7185. [2022-03-03 18:12:37,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7185 states, 7181 states have (on average 2.774126166272107) internal successors, (19921), 7184 states have internal predecessors, (19921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:37,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7185 states to 7185 states and 19921 transitions. [2022-03-03 18:12:37,268 INFO L78 Accepts]: Start accepts. Automaton has 7185 states and 19921 transitions. Word has length 98 [2022-03-03 18:12:37,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:37,268 INFO L470 AbstractCegarLoop]: Abstraction has 7185 states and 19921 transitions. [2022-03-03 18:12:37,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 7185 states and 19921 transitions. [2022-03-03 18:12:37,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:37,274 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:37,274 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:37,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-03 18:12:37,274 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:37,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:37,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1272114099, now seen corresponding path program 38 times [2022-03-03 18:12:37,274 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:37,275 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648920471] [2022-03-03 18:12:37,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:37,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:37,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:37,709 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:37,709 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648920471] [2022-03-03 18:12:37,710 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648920471] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:37,710 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:37,710 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:37,710 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738556788] [2022-03-03 18:12:37,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:37,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:37,710 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:37,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:37,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:37,710 INFO L87 Difference]: Start difference. First operand 7185 states and 19921 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:39,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:39,506 INFO L93 Difference]: Finished difference Result 8946 states and 24293 transitions. [2022-03-03 18:12:39,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:39,506 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:39,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:39,523 INFO L225 Difference]: With dead ends: 8946 [2022-03-03 18:12:39,523 INFO L226 Difference]: Without dead ends: 8946 [2022-03-03 18:12:39,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:39,524 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1277 mSDsluCounter, 1715 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 1773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:39,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 2037 Invalid, 1773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:12:39,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8946 states. [2022-03-03 18:12:39,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8946 to 7136. [2022-03-03 18:12:39,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7136 states, 7132 states have (on average 2.7728547392035896) internal successors, (19776), 7135 states have internal predecessors, (19776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:39,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7136 states to 7136 states and 19776 transitions. [2022-03-03 18:12:39,649 INFO L78 Accepts]: Start accepts. Automaton has 7136 states and 19776 transitions. Word has length 98 [2022-03-03 18:12:39,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:39,649 INFO L470 AbstractCegarLoop]: Abstraction has 7136 states and 19776 transitions. [2022-03-03 18:12:39,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:39,649 INFO L276 IsEmpty]: Start isEmpty. Operand 7136 states and 19776 transitions. [2022-03-03 18:12:39,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:39,655 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:39,655 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:39,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-03 18:12:39,656 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:39,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:39,656 INFO L85 PathProgramCache]: Analyzing trace with hash 717303369, now seen corresponding path program 39 times [2022-03-03 18:12:39,656 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:39,666 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699078178] [2022-03-03 18:12:39,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:39,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:40,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:40,170 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:40,170 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699078178] [2022-03-03 18:12:40,171 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699078178] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:40,171 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:40,171 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:40,171 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037587008] [2022-03-03 18:12:40,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:40,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:40,171 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:40,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:40,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:40,171 INFO L87 Difference]: Start difference. First operand 7136 states and 19776 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:41,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:41,446 INFO L93 Difference]: Finished difference Result 9083 states and 24675 transitions. [2022-03-03 18:12:41,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:12:41,447 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:41,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:41,461 INFO L225 Difference]: With dead ends: 9083 [2022-03-03 18:12:41,462 INFO L226 Difference]: Without dead ends: 9083 [2022-03-03 18:12:41,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:12:41,462 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 970 mSDsluCounter, 1284 mSDsCounter, 0 mSdLazyCounter, 1192 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 1582 SdHoareTripleChecker+Invalid, 1336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:41,462 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [970 Valid, 1582 Invalid, 1336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1192 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:12:41,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9083 states. [2022-03-03 18:12:41,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9083 to 7192. [2022-03-03 18:12:41,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7192 states, 7188 states have (on average 2.7743461324429606) internal successors, (19942), 7191 states have internal predecessors, (19942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:41,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7192 states to 7192 states and 19942 transitions. [2022-03-03 18:12:41,566 INFO L78 Accepts]: Start accepts. Automaton has 7192 states and 19942 transitions. Word has length 98 [2022-03-03 18:12:41,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:41,566 INFO L470 AbstractCegarLoop]: Abstraction has 7192 states and 19942 transitions. [2022-03-03 18:12:41,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:41,566 INFO L276 IsEmpty]: Start isEmpty. Operand 7192 states and 19942 transitions. [2022-03-03 18:12:41,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:41,572 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:41,572 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:41,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-03 18:12:41,572 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:41,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:41,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1864077389, now seen corresponding path program 40 times [2022-03-03 18:12:41,573 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:41,573 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744187349] [2022-03-03 18:12:41,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:41,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:41,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:42,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:42,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:42,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744187349] [2022-03-03 18:12:42,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744187349] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:42,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:42,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:42,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303140629] [2022-03-03 18:12:42,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:42,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:42,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:42,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:42,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:42,069 INFO L87 Difference]: Start difference. First operand 7192 states and 19942 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:43,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:43,534 INFO L93 Difference]: Finished difference Result 9249 states and 25090 transitions. [2022-03-03 18:12:43,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:43,534 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:43,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:43,551 INFO L225 Difference]: With dead ends: 9249 [2022-03-03 18:12:43,551 INFO L226 Difference]: Without dead ends: 9249 [2022-03-03 18:12:43,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:43,552 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1026 mSDsluCounter, 1890 mSDsCounter, 0 mSdLazyCounter, 1669 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 2196 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:43,552 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1026 Valid, 2196 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1669 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:43,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9249 states. [2022-03-03 18:12:43,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9249 to 7220. [2022-03-03 18:12:43,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7220 states, 7216 states have (on average 2.775083148558758) internal successors, (20025), 7219 states have internal predecessors, (20025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:43,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7220 states to 7220 states and 20025 transitions. [2022-03-03 18:12:43,667 INFO L78 Accepts]: Start accepts. Automaton has 7220 states and 20025 transitions. Word has length 98 [2022-03-03 18:12:43,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:43,667 INFO L470 AbstractCegarLoop]: Abstraction has 7220 states and 20025 transitions. [2022-03-03 18:12:43,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:43,667 INFO L276 IsEmpty]: Start isEmpty. Operand 7220 states and 20025 transitions. [2022-03-03 18:12:43,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:43,673 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:43,673 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:43,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-03 18:12:43,673 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:43,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:43,673 INFO L85 PathProgramCache]: Analyzing trace with hash -811263449, now seen corresponding path program 41 times [2022-03-03 18:12:43,674 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:43,674 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977124811] [2022-03-03 18:12:43,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:43,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:44,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:44,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:44,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977124811] [2022-03-03 18:12:44,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977124811] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:44,172 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:44,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:44,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390056916] [2022-03-03 18:12:44,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:44,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:44,173 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:44,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:44,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:44,173 INFO L87 Difference]: Start difference. First operand 7220 states and 20025 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:45,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:45,697 INFO L93 Difference]: Finished difference Result 9118 states and 24777 transitions. [2022-03-03 18:12:45,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:45,697 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:45,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:45,709 INFO L225 Difference]: With dead ends: 9118 [2022-03-03 18:12:45,709 INFO L226 Difference]: Without dead ends: 9118 [2022-03-03 18:12:45,709 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:45,709 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1271 mSDsluCounter, 1748 mSDsCounter, 0 mSdLazyCounter, 1607 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 2065 SdHoareTripleChecker+Invalid, 1768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:45,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 2065 Invalid, 1768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1607 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:45,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9118 states. [2022-03-03 18:12:45,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9118 to 7094. [2022-03-03 18:12:45,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7094 states, 7090 states have (on average 2.7717912552891395) internal successors, (19652), 7093 states have internal predecessors, (19652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:45,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7094 states to 7094 states and 19652 transitions. [2022-03-03 18:12:45,816 INFO L78 Accepts]: Start accepts. Automaton has 7094 states and 19652 transitions. Word has length 98 [2022-03-03 18:12:45,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:45,817 INFO L470 AbstractCegarLoop]: Abstraction has 7094 states and 19652 transitions. [2022-03-03 18:12:45,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:45,817 INFO L276 IsEmpty]: Start isEmpty. Operand 7094 states and 19652 transitions. [2022-03-03 18:12:45,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:45,823 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:45,823 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:45,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-03 18:12:45,823 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:45,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:45,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1265179785, now seen corresponding path program 42 times [2022-03-03 18:12:45,824 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:45,824 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238109564] [2022-03-03 18:12:45,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:45,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:46,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:46,140 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:46,140 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238109564] [2022-03-03 18:12:46,141 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238109564] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:46,141 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:46,141 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:46,141 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520626424] [2022-03-03 18:12:46,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:46,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:46,141 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:46,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:46,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:46,141 INFO L87 Difference]: Start difference. First operand 7094 states and 19652 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:47,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:47,872 INFO L93 Difference]: Finished difference Result 9322 states and 25332 transitions. [2022-03-03 18:12:47,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:12:47,873 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:47,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:47,887 INFO L225 Difference]: With dead ends: 9322 [2022-03-03 18:12:47,888 INFO L226 Difference]: Without dead ends: 9322 [2022-03-03 18:12:47,888 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:12:47,888 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1096 mSDsluCounter, 2129 mSDsCounter, 0 mSdLazyCounter, 1907 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 2412 SdHoareTripleChecker+Invalid, 2042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:47,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1096 Valid, 2412 Invalid, 2042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1907 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:12:47,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9322 states. [2022-03-03 18:12:47,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9322 to 7122. [2022-03-03 18:12:47,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7122 states, 7118 states have (on average 2.772548468670975) internal successors, (19735), 7121 states have internal predecessors, (19735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:48,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7122 states to 7122 states and 19735 transitions. [2022-03-03 18:12:48,000 INFO L78 Accepts]: Start accepts. Automaton has 7122 states and 19735 transitions. Word has length 98 [2022-03-03 18:12:48,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:48,001 INFO L470 AbstractCegarLoop]: Abstraction has 7122 states and 19735 transitions. [2022-03-03 18:12:48,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:48,001 INFO L276 IsEmpty]: Start isEmpty. Operand 7122 states and 19735 transitions. [2022-03-03 18:12:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:48,006 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:48,006 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:48,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-03 18:12:48,006 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:48,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:48,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1559963439, now seen corresponding path program 43 times [2022-03-03 18:12:48,007 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:48,007 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242584582] [2022-03-03 18:12:48,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:48,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:48,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:48,353 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:48,353 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242584582] [2022-03-03 18:12:48,353 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242584582] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:48,353 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:48,353 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:48,354 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611826143] [2022-03-03 18:12:48,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:48,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:48,354 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:48,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:48,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:48,354 INFO L87 Difference]: Start difference. First operand 7122 states and 19735 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:49,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:49,692 INFO L93 Difference]: Finished difference Result 9534 states and 25858 transitions. [2022-03-03 18:12:49,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:12:49,693 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:49,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:49,709 INFO L225 Difference]: With dead ends: 9534 [2022-03-03 18:12:49,709 INFO L226 Difference]: Without dead ends: 9534 [2022-03-03 18:12:49,709 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:12:49,709 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1132 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1600 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 2044 SdHoareTripleChecker+Invalid, 1743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:49,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 2044 Invalid, 1743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1600 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:12:49,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9534 states. [2022-03-03 18:12:49,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9534 to 7178. [2022-03-03 18:12:49,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7178 states, 7174 states have (on average 2.7740451630889322) internal successors, (19901), 7177 states have internal predecessors, (19901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:49,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7178 states to 7178 states and 19901 transitions. [2022-03-03 18:12:49,839 INFO L78 Accepts]: Start accepts. Automaton has 7178 states and 19901 transitions. Word has length 98 [2022-03-03 18:12:49,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:49,839 INFO L470 AbstractCegarLoop]: Abstraction has 7178 states and 19901 transitions. [2022-03-03 18:12:49,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:49,839 INFO L276 IsEmpty]: Start isEmpty. Operand 7178 states and 19901 transitions. [2022-03-03 18:12:49,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:49,846 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:49,846 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:49,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-03 18:12:49,846 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:49,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:49,846 INFO L85 PathProgramCache]: Analyzing trace with hash -295148847, now seen corresponding path program 44 times [2022-03-03 18:12:49,846 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:49,847 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993344496] [2022-03-03 18:12:49,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:49,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:50,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:50,219 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:50,219 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993344496] [2022-03-03 18:12:50,219 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993344496] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:50,219 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:50,219 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:50,219 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305683379] [2022-03-03 18:12:50,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:50,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:50,219 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:50,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:50,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:50,220 INFO L87 Difference]: Start difference. First operand 7178 states and 19901 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:51,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:51,562 INFO L93 Difference]: Finished difference Result 9446 states and 25623 transitions. [2022-03-03 18:12:51,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:12:51,562 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:51,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:51,580 INFO L225 Difference]: With dead ends: 9446 [2022-03-03 18:12:51,580 INFO L226 Difference]: Without dead ends: 9446 [2022-03-03 18:12:51,580 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:12:51,582 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1333 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 1548 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 2028 SdHoareTripleChecker+Invalid, 1732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 1548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:51,582 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1333 Valid, 2028 Invalid, 1732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 1548 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:12:51,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9446 states. [2022-03-03 18:12:51,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9446 to 7206. [2022-03-03 18:12:51,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7206 states, 7202 states have (on average 2.7747847820049985) internal successors, (19984), 7205 states have internal predecessors, (19984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:51,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7206 states to 7206 states and 19984 transitions. [2022-03-03 18:12:51,711 INFO L78 Accepts]: Start accepts. Automaton has 7206 states and 19984 transitions. Word has length 98 [2022-03-03 18:12:51,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:51,712 INFO L470 AbstractCegarLoop]: Abstraction has 7206 states and 19984 transitions. [2022-03-03 18:12:51,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 7206 states and 19984 transitions. [2022-03-03 18:12:51,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:51,718 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:51,718 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:51,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-03 18:12:51,718 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:51,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:51,718 INFO L85 PathProgramCache]: Analyzing trace with hash 757665093, now seen corresponding path program 45 times [2022-03-03 18:12:51,718 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:51,719 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022042547] [2022-03-03 18:12:51,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:51,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:52,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:52,077 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:52,077 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022042547] [2022-03-03 18:12:52,077 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022042547] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:52,077 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:52,077 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:52,077 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105661750] [2022-03-03 18:12:52,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:52,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:52,079 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:52,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:52,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:52,081 INFO L87 Difference]: Start difference. First operand 7206 states and 19984 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:53,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:53,465 INFO L93 Difference]: Finished difference Result 9315 states and 25310 transitions. [2022-03-03 18:12:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:12:53,466 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:53,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:53,481 INFO L225 Difference]: With dead ends: 9315 [2022-03-03 18:12:53,481 INFO L226 Difference]: Without dead ends: 9315 [2022-03-03 18:12:53,481 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:12:53,482 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1041 mSDsluCounter, 1894 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 2214 SdHoareTripleChecker+Invalid, 1883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:53,482 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1041 Valid, 2214 Invalid, 1883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:12:53,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9315 states. [2022-03-03 18:12:53,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9315 to 7073. [2022-03-03 18:12:53,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7073 states, 7069 states have (on average 2.7712547743669544) internal successors, (19590), 7072 states have internal predecessors, (19590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:53,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7073 states to 7073 states and 19590 transitions. [2022-03-03 18:12:53,594 INFO L78 Accepts]: Start accepts. Automaton has 7073 states and 19590 transitions. Word has length 98 [2022-03-03 18:12:53,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:53,594 INFO L470 AbstractCegarLoop]: Abstraction has 7073 states and 19590 transitions. [2022-03-03 18:12:53,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:53,594 INFO L276 IsEmpty]: Start isEmpty. Operand 7073 states and 19590 transitions. [2022-03-03 18:12:53,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:53,600 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:53,600 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:53,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-03 18:12:53,600 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:53,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:53,600 INFO L85 PathProgramCache]: Analyzing trace with hash -741501607, now seen corresponding path program 68 times [2022-03-03 18:12:53,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:53,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697140333] [2022-03-03 18:12:53,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:53,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:53,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:53,898 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:53,898 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697140333] [2022-03-03 18:12:53,898 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697140333] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:53,898 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:53,898 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:53,898 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899061594] [2022-03-03 18:12:53,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:53,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:53,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:53,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:53,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:53,899 INFO L87 Difference]: Start difference. First operand 7073 states and 19590 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:54,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:54,877 INFO L93 Difference]: Finished difference Result 7967 states and 21568 transitions. [2022-03-03 18:12:54,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-03 18:12:54,878 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:54,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:54,890 INFO L225 Difference]: With dead ends: 7967 [2022-03-03 18:12:54,891 INFO L226 Difference]: Without dead ends: 7967 [2022-03-03 18:12:54,891 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=270, Invalid=600, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:12:54,891 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1070 mSDsluCounter, 1181 mSDsCounter, 0 mSdLazyCounter, 1043 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 1453 SdHoareTripleChecker+Invalid, 1157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1043 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:54,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1070 Valid, 1453 Invalid, 1157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1043 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:12:54,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7967 states. [2022-03-03 18:12:54,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7967 to 7075. [2022-03-03 18:12:54,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7075 states, 7071 states have (on average 2.7713194739075098) internal successors, (19596), 7074 states have internal predecessors, (19596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:55,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7075 states to 7075 states and 19596 transitions. [2022-03-03 18:12:55,008 INFO L78 Accepts]: Start accepts. Automaton has 7075 states and 19596 transitions. Word has length 98 [2022-03-03 18:12:55,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:55,008 INFO L470 AbstractCegarLoop]: Abstraction has 7075 states and 19596 transitions. [2022-03-03 18:12:55,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:55,008 INFO L276 IsEmpty]: Start isEmpty. Operand 7075 states and 19596 transitions. [2022-03-03 18:12:55,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:55,016 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:55,016 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:55,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-03 18:12:55,016 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:55,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:55,016 INFO L85 PathProgramCache]: Analyzing trace with hash 12684633, now seen corresponding path program 46 times [2022-03-03 18:12:55,016 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:55,016 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406054254] [2022-03-03 18:12:55,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:55,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:55,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:55,490 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:55,490 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406054254] [2022-03-03 18:12:55,490 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406054254] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:55,490 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:55,490 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:55,490 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805714144] [2022-03-03 18:12:55,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:55,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:55,490 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:55,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:55,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:55,491 INFO L87 Difference]: Start difference. First operand 7075 states and 19596 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:56,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:56,370 INFO L93 Difference]: Finished difference Result 8066 states and 21766 transitions. [2022-03-03 18:12:56,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-03 18:12:56,371 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:56,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:56,383 INFO L225 Difference]: With dead ends: 8066 [2022-03-03 18:12:56,384 INFO L226 Difference]: Without dead ends: 8066 [2022-03-03 18:12:56,384 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:12:56,384 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1243 mSDsluCounter, 977 mSDsCounter, 0 mSdLazyCounter, 859 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1243 SdHoareTripleChecker+Valid, 1269 SdHoareTripleChecker+Invalid, 997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:56,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1243 Valid, 1269 Invalid, 997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 859 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:12:56,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8066 states. [2022-03-03 18:12:56,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8066 to 7079. [2022-03-03 18:12:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:56,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-03 18:12:56,491 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-03 18:12:56,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:56,491 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-03 18:12:56,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:56,492 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-03 18:12:56,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:56,497 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:56,497 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:56,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-03 18:12:56,498 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:56,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:56,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1049897643, now seen corresponding path program 47 times [2022-03-03 18:12:56,498 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:56,498 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570345658] [2022-03-03 18:12:56,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:56,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:56,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:56,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:56,805 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:56,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570345658] [2022-03-03 18:12:56,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570345658] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:56,806 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:56,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:56,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271226760] [2022-03-03 18:12:56,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:56,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:56,806 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:56,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:56,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:56,806 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:57,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:57,798 INFO L93 Difference]: Finished difference Result 8713 states and 23529 transitions. [2022-03-03 18:12:57,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:12:57,799 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:57,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:57,811 INFO L225 Difference]: With dead ends: 8713 [2022-03-03 18:12:57,812 INFO L226 Difference]: Without dead ends: 8713 [2022-03-03 18:12:57,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:12:57,812 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1435 mSDsluCounter, 1089 mSDsCounter, 0 mSdLazyCounter, 1015 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1435 SdHoareTripleChecker+Valid, 1395 SdHoareTripleChecker+Invalid, 1191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:57,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1435 Valid, 1395 Invalid, 1191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1015 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:12:57,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8713 states. [2022-03-03 18:12:57,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8713 to 7107. [2022-03-03 18:12:57,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7107 states, 7103 states have (on average 2.7722089258059976) internal successors, (19691), 7106 states have internal predecessors, (19691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:57,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7107 states to 7107 states and 19691 transitions. [2022-03-03 18:12:57,907 INFO L78 Accepts]: Start accepts. Automaton has 7107 states and 19691 transitions. Word has length 98 [2022-03-03 18:12:57,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:57,907 INFO L470 AbstractCegarLoop]: Abstraction has 7107 states and 19691 transitions. [2022-03-03 18:12:57,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:57,907 INFO L276 IsEmpty]: Start isEmpty. Operand 7107 states and 19691 transitions. [2022-03-03 18:12:57,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:57,912 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:57,913 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:57,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-03 18:12:57,913 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:57,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:57,913 INFO L85 PathProgramCache]: Analyzing trace with hash -755113989, now seen corresponding path program 48 times [2022-03-03 18:12:57,913 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:57,913 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810145545] [2022-03-03 18:12:57,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:57,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:12:58,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:12:58,205 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:12:58,205 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810145545] [2022-03-03 18:12:58,205 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810145545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:12:58,205 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:12:58,205 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:12:58,205 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090333017] [2022-03-03 18:12:58,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:12:58,206 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:12:58,206 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:12:58,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:12:58,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:12:58,206 INFO L87 Difference]: Start difference. First operand 7107 states and 19691 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:59,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:12:59,631 INFO L93 Difference]: Finished difference Result 8600 states and 23245 transitions. [2022-03-03 18:12:59,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:12:59,631 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:12:59,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:12:59,645 INFO L225 Difference]: With dead ends: 8600 [2022-03-03 18:12:59,646 INFO L226 Difference]: Without dead ends: 8600 [2022-03-03 18:12:59,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:12:59,646 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1324 mSDsluCounter, 1879 mSDsCounter, 0 mSdLazyCounter, 1642 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1324 SdHoareTripleChecker+Valid, 2189 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:12:59,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1324 Valid, 2189 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1642 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:12:59,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8600 states. [2022-03-03 18:12:59,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8600 to 7163. [2022-03-03 18:12:59,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7163 states, 7159 states have (on average 2.7737114122084088) internal successors, (19857), 7162 states have internal predecessors, (19857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:59,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7163 states to 7163 states and 19857 transitions. [2022-03-03 18:12:59,760 INFO L78 Accepts]: Start accepts. Automaton has 7163 states and 19857 transitions. Word has length 98 [2022-03-03 18:12:59,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:12:59,760 INFO L470 AbstractCegarLoop]: Abstraction has 7163 states and 19857 transitions. [2022-03-03 18:12:59,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:12:59,760 INFO L276 IsEmpty]: Start isEmpty. Operand 7163 states and 19857 transitions. [2022-03-03 18:12:59,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:12:59,766 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:12:59,766 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:12:59,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-03 18:12:59,766 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:12:59,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:12:59,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1684741021, now seen corresponding path program 49 times [2022-03-03 18:12:59,767 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:12:59,767 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830128486] [2022-03-03 18:12:59,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:12:59,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:12:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:00,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:00,094 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:00,094 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830128486] [2022-03-03 18:13:00,094 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830128486] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:00,095 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:00,095 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:00,095 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160439751] [2022-03-03 18:13:00,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:00,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:00,095 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:00,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:00,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:00,095 INFO L87 Difference]: Start difference. First operand 7163 states and 19857 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:01,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:01,576 INFO L93 Difference]: Finished difference Result 8512 states and 23010 transitions. [2022-03-03 18:13:01,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:01,576 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:01,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:01,590 INFO L225 Difference]: With dead ends: 8512 [2022-03-03 18:13:01,591 INFO L226 Difference]: Without dead ends: 8512 [2022-03-03 18:13:01,591 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:01,591 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1316 mSDsluCounter, 1977 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1316 SdHoareTripleChecker+Valid, 2292 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:01,591 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1316 Valid, 2292 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:01,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8512 states. [2022-03-03 18:13:01,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8512 to 7191. [2022-03-03 18:13:01,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7191 states, 7187 states have (on average 2.7744538750521777) internal successors, (19940), 7190 states have internal predecessors, (19940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:01,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7191 states to 7191 states and 19940 transitions. [2022-03-03 18:13:01,705 INFO L78 Accepts]: Start accepts. Automaton has 7191 states and 19940 transitions. Word has length 98 [2022-03-03 18:13:01,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:01,705 INFO L470 AbstractCegarLoop]: Abstraction has 7191 states and 19940 transitions. [2022-03-03 18:13:01,705 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:01,705 INFO L276 IsEmpty]: Start isEmpty. Operand 7191 states and 19940 transitions. [2022-03-03 18:13:01,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:01,711 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:01,711 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:01,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-03 18:13:01,711 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:01,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:01,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1557412335, now seen corresponding path program 50 times [2022-03-03 18:13:01,712 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:01,712 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412395696] [2022-03-03 18:13:01,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:01,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:02,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:02,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:02,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412395696] [2022-03-03 18:13:02,254 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412395696] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:02,254 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:02,254 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:02,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496801456] [2022-03-03 18:13:02,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:02,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:02,255 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:02,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:02,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:02,255 INFO L87 Difference]: Start difference. First operand 7191 states and 19940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:04,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:04,019 INFO L93 Difference]: Finished difference Result 8381 states and 22697 transitions. [2022-03-03 18:13:04,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:04,019 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:04,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:04,033 INFO L225 Difference]: With dead ends: 8381 [2022-03-03 18:13:04,033 INFO L226 Difference]: Without dead ends: 8381 [2022-03-03 18:13:04,034 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:04,034 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1173 mSDsluCounter, 1722 mSDsCounter, 0 mSdLazyCounter, 1539 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1173 SdHoareTripleChecker+Valid, 2052 SdHoareTripleChecker+Invalid, 1711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:04,034 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1173 Valid, 2052 Invalid, 1711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1539 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:13:04,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8381 states. [2022-03-03 18:13:04,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8381 to 7079. [2022-03-03 18:13:04,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:04,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-03 18:13:04,144 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-03 18:13:04,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:04,144 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-03 18:13:04,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:04,144 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-03 18:13:04,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:04,150 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:04,150 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:04,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-03 18:13:04,150 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:04,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:04,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1809335435, now seen corresponding path program 69 times [2022-03-03 18:13:04,151 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:04,151 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633359449] [2022-03-03 18:13:04,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:04,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:04,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:04,590 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:04,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633359449] [2022-03-03 18:13:04,590 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633359449] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:04,590 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:04,590 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:04,590 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134595535] [2022-03-03 18:13:04,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:04,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:04,590 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:04,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:04,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:04,591 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:06,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:06,155 INFO L93 Difference]: Finished difference Result 8352 states and 22618 transitions. [2022-03-03 18:13:06,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:13:06,155 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:06,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:06,169 INFO L225 Difference]: With dead ends: 8352 [2022-03-03 18:13:06,169 INFO L226 Difference]: Without dead ends: 8352 [2022-03-03 18:13:06,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=289, Invalid=641, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:13:06,170 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 933 mSDsluCounter, 1637 mSDsCounter, 0 mSdLazyCounter, 1412 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 933 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:06,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [933 Valid, 1920 Invalid, 1521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1412 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:06,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8352 states. [2022-03-03 18:13:06,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8352 to 7079. [2022-03-03 18:13:06,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:06,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-03 18:13:06,388 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-03 18:13:06,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:06,389 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-03 18:13:06,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:06,389 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-03 18:13:06,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:06,395 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:06,395 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:06,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-03 18:13:06,395 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:06,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:06,396 INFO L85 PathProgramCache]: Analyzing trace with hash -544889861, now seen corresponding path program 70 times [2022-03-03 18:13:06,396 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:06,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600861384] [2022-03-03 18:13:06,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:06,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:06,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:06,802 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:06,802 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600861384] [2022-03-03 18:13:06,802 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600861384] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:06,802 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:06,802 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:06,802 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521341881] [2022-03-03 18:13:06,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:06,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:06,804 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:06,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:06,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:06,804 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:08,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:08,278 INFO L93 Difference]: Finished difference Result 8261 states and 22378 transitions. [2022-03-03 18:13:08,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:13:08,278 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:08,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:08,292 INFO L225 Difference]: With dead ends: 8261 [2022-03-03 18:13:08,292 INFO L226 Difference]: Without dead ends: 8261 [2022-03-03 18:13:08,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=312, Invalid=680, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:13:08,292 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1308 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1308 SdHoareTripleChecker+Valid, 1709 SdHoareTripleChecker+Invalid, 1455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:08,293 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1308 Valid, 1709 Invalid, 1455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:13:08,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8261 states. [2022-03-03 18:13:08,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8261 to 7079. [2022-03-03 18:13:08,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:08,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-03 18:13:08,413 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-03 18:13:08,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:08,413 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-03 18:13:08,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:08,414 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-03 18:13:08,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:08,420 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:08,420 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:08,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-03 18:13:08,420 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:08,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:08,420 INFO L85 PathProgramCache]: Analyzing trace with hash 237869981, now seen corresponding path program 71 times [2022-03-03 18:13:08,420 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:08,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762813335] [2022-03-03 18:13:08,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:08,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:08,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:08,846 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:08,846 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762813335] [2022-03-03 18:13:08,846 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762813335] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:08,846 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:08,846 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:08,846 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744471002] [2022-03-03 18:13:08,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:08,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:08,847 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:08,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:08,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:08,847 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:10,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:10,656 INFO L93 Difference]: Finished difference Result 8184 states and 22165 transitions. [2022-03-03 18:13:10,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:10,656 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:10,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:10,669 INFO L225 Difference]: With dead ends: 8184 [2022-03-03 18:13:10,669 INFO L226 Difference]: Without dead ends: 8184 [2022-03-03 18:13:10,669 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=336, Invalid=720, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:10,669 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1085 mSDsluCounter, 2056 mSDsCounter, 0 mSdLazyCounter, 1779 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1085 SdHoareTripleChecker+Valid, 2355 SdHoareTripleChecker+Invalid, 1897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:10,670 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1085 Valid, 2355 Invalid, 1897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1779 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:13:10,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8184 states. [2022-03-03 18:13:10,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8184 to 7079. [2022-03-03 18:13:10,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:10,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-03 18:13:10,776 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-03 18:13:10,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:10,776 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-03 18:13:10,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:10,776 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-03 18:13:10,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:10,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:10,781 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:10,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-03 18:13:10,781 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:10,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:10,782 INFO L85 PathProgramCache]: Analyzing trace with hash 847393841, now seen corresponding path program 72 times [2022-03-03 18:13:10,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:10,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057200983] [2022-03-03 18:13:10,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:10,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:11,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:11,252 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:11,252 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057200983] [2022-03-03 18:13:11,252 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057200983] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:11,252 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:11,252 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:11,252 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110859412] [2022-03-03 18:13:11,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:11,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:11,252 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:11,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:11,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:11,253 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:13,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:13,077 INFO L93 Difference]: Finished difference Result 8086 states and 21918 transitions. [2022-03-03 18:13:13,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:13,077 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:13,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:13,089 INFO L225 Difference]: With dead ends: 8086 [2022-03-03 18:13:13,089 INFO L226 Difference]: Without dead ends: 8086 [2022-03-03 18:13:13,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:13,090 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 989 mSDsluCounter, 1942 mSDsCounter, 0 mSdLazyCounter, 1730 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 989 SdHoareTripleChecker+Valid, 2250 SdHoareTripleChecker+Invalid, 1881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:13,090 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [989 Valid, 2250 Invalid, 1881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1730 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:13,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8086 states. [2022-03-03 18:13:13,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8086 to 6932. [2022-03-03 18:13:13,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6932 states, 6928 states have (on average 2.767609699769053) internal successors, (19174), 6931 states have internal predecessors, (19174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:13,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-03-03 18:13:13,185 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-03-03 18:13:13,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:13,186 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-03-03 18:13:13,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:13,186 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-03-03 18:13:13,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:13,191 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:13,191 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:13,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-03 18:13:13,191 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:13,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:13,192 INFO L85 PathProgramCache]: Analyzing trace with hash -758660429, now seen corresponding path program 51 times [2022-03-03 18:13:13,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:13,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976097033] [2022-03-03 18:13:13,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:13,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:13,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:13,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:13,751 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:13,751 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976097033] [2022-03-03 18:13:13,751 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976097033] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:13,751 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:13,752 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:13,752 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923317699] [2022-03-03 18:13:13,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:13,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:13,752 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:13,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:13,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:13,752 INFO L87 Difference]: Start difference. First operand 6932 states and 19174 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:15,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:15,654 INFO L93 Difference]: Finished difference Result 9007 states and 24392 transitions. [2022-03-03 18:13:15,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:15,655 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:15,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:15,670 INFO L225 Difference]: With dead ends: 9007 [2022-03-03 18:13:15,670 INFO L226 Difference]: Without dead ends: 9007 [2022-03-03 18:13:15,670 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:15,670 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 960 mSDsluCounter, 2412 mSDsCounter, 0 mSdLazyCounter, 2205 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 2716 SdHoareTripleChecker+Invalid, 2353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 2205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:15,670 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 2716 Invalid, 2353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 2205 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:13:15,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9007 states. [2022-03-03 18:13:15,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9007 to 6999. [2022-03-03 18:13:15,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6999 states, 6995 states have (on average 2.769406719085061) internal successors, (19372), 6998 states have internal predecessors, (19372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:15,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6999 states to 6999 states and 19372 transitions. [2022-03-03 18:13:15,766 INFO L78 Accepts]: Start accepts. Automaton has 6999 states and 19372 transitions. Word has length 98 [2022-03-03 18:13:15,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:15,767 INFO L470 AbstractCegarLoop]: Abstraction has 6999 states and 19372 transitions. [2022-03-03 18:13:15,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:15,767 INFO L276 IsEmpty]: Start isEmpty. Operand 6999 states and 19372 transitions. [2022-03-03 18:13:15,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:15,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:15,772 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:15,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-03 18:13:15,772 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:15,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:15,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1913985933, now seen corresponding path program 52 times [2022-03-03 18:13:15,772 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:15,772 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488258838] [2022-03-03 18:13:15,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:15,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:16,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:16,188 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:16,188 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488258838] [2022-03-03 18:13:16,188 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488258838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:16,188 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:16,188 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:16,188 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685372449] [2022-03-03 18:13:16,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:16,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:16,188 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:16,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:16,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:16,189 INFO L87 Difference]: Start difference. First operand 6999 states and 19372 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:17,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:17,722 INFO L93 Difference]: Finished difference Result 9173 states and 24811 transitions. [2022-03-03 18:13:17,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:17,723 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:17,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:17,738 INFO L225 Difference]: With dead ends: 9173 [2022-03-03 18:13:17,738 INFO L226 Difference]: Without dead ends: 9173 [2022-03-03 18:13:17,738 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:17,738 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1143 mSDsluCounter, 1811 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1143 SdHoareTripleChecker+Valid, 2115 SdHoareTripleChecker+Invalid, 1859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:17,738 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1143 Valid, 2115 Invalid, 1859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1701 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:17,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9173 states. [2022-03-03 18:13:17,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9173 to 7020. [2022-03-03 18:13:17,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7020 states, 7016 states have (on average 2.7699543899657924) internal successors, (19434), 7019 states have internal predecessors, (19434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:17,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 7020 states and 19434 transitions. [2022-03-03 18:13:17,859 INFO L78 Accepts]: Start accepts. Automaton has 7020 states and 19434 transitions. Word has length 98 [2022-03-03 18:13:17,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:17,859 INFO L470 AbstractCegarLoop]: Abstraction has 7020 states and 19434 transitions. [2022-03-03 18:13:17,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:17,859 INFO L276 IsEmpty]: Start isEmpty. Operand 7020 states and 19434 transitions. [2022-03-03 18:13:17,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:17,865 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:17,865 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:17,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-03 18:13:17,865 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:17,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:17,865 INFO L85 PathProgramCache]: Analyzing trace with hash -861171993, now seen corresponding path program 53 times [2022-03-03 18:13:17,865 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:17,865 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655720590] [2022-03-03 18:13:17,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:17,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:18,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:18,304 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:18,304 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655720590] [2022-03-03 18:13:18,304 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655720590] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:18,304 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:18,304 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:18,304 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588496479] [2022-03-03 18:13:18,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:18,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:18,305 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:18,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:18,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:18,305 INFO L87 Difference]: Start difference. First operand 7020 states and 19434 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:19,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:19,979 INFO L93 Difference]: Finished difference Result 9229 states and 24975 transitions. [2022-03-03 18:13:19,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:19,980 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:19,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:19,995 INFO L225 Difference]: With dead ends: 9229 [2022-03-03 18:13:19,995 INFO L226 Difference]: Without dead ends: 9229 [2022-03-03 18:13:19,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:19,996 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1124 mSDsluCounter, 2399 mSDsCounter, 0 mSdLazyCounter, 2213 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1124 SdHoareTripleChecker+Valid, 2707 SdHoareTripleChecker+Invalid, 2359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 2213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:19,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1124 Valid, 2707 Invalid, 2359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 2213 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:20,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9229 states. [2022-03-03 18:13:20,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9229 to 6978. [2022-03-03 18:13:20,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6978 states, 6974 states have (on average 2.768855749928305) internal successors, (19310), 6977 states have internal predecessors, (19310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:20,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6978 states to 6978 states and 19310 transitions. [2022-03-03 18:13:20,120 INFO L78 Accepts]: Start accepts. Automaton has 6978 states and 19310 transitions. Word has length 98 [2022-03-03 18:13:20,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:20,120 INFO L470 AbstractCegarLoop]: Abstraction has 6978 states and 19310 transitions. [2022-03-03 18:13:20,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:20,120 INFO L276 IsEmpty]: Start isEmpty. Operand 6978 states and 19310 transitions. [2022-03-03 18:13:20,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:20,126 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:20,126 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:20,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-03 18:13:20,126 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:20,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:20,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1128245475, now seen corresponding path program 54 times [2022-03-03 18:13:20,127 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:20,127 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891384500] [2022-03-03 18:13:20,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:20,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:20,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:20,460 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:20,460 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891384500] [2022-03-03 18:13:20,460 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891384500] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:20,460 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:20,460 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:20,461 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230412718] [2022-03-03 18:13:20,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:20,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:20,461 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:20,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:20,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:20,461 INFO L87 Difference]: Start difference. First operand 6978 states and 19310 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:21,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:21,670 INFO L93 Difference]: Finished difference Result 9345 states and 25294 transitions. [2022-03-03 18:13:21,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:13:21,670 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:21,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:21,686 INFO L225 Difference]: With dead ends: 9345 [2022-03-03 18:13:21,686 INFO L226 Difference]: Without dead ends: 9345 [2022-03-03 18:13:21,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:13:21,687 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1277 mSDsluCounter, 1476 mSDsCounter, 0 mSdLazyCounter, 1377 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 1772 SdHoareTripleChecker+Invalid, 1538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:21,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 1772 Invalid, 1538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1377 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:13:21,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9345 states. [2022-03-03 18:13:21,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9345 to 7020. [2022-03-03 18:13:21,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7020 states, 7016 states have (on average 2.7699543899657924) internal successors, (19434), 7019 states have internal predecessors, (19434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:21,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 7020 states and 19434 transitions. [2022-03-03 18:13:21,811 INFO L78 Accepts]: Start accepts. Automaton has 7020 states and 19434 transitions. Word has length 98 [2022-03-03 18:13:21,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:21,811 INFO L470 AbstractCegarLoop]: Abstraction has 7020 states and 19434 transitions. [2022-03-03 18:13:21,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:21,811 INFO L276 IsEmpty]: Start isEmpty. Operand 7020 states and 19434 transitions. [2022-03-03 18:13:21,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:21,817 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:21,817 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:21,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-03 18:13:21,818 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:21,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:21,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1453135283, now seen corresponding path program 55 times [2022-03-03 18:13:21,818 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:21,818 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375903213] [2022-03-03 18:13:21,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:21,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:22,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:22,175 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:22,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375903213] [2022-03-03 18:13:22,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375903213] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:22,175 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:22,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:22,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170284730] [2022-03-03 18:13:22,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:22,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:22,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:22,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:22,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:22,176 INFO L87 Difference]: Start difference. First operand 7020 states and 19434 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:23,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:23,808 INFO L93 Difference]: Finished difference Result 9511 states and 25709 transitions. [2022-03-03 18:13:23,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:23,809 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:23,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:23,826 INFO L225 Difference]: With dead ends: 9511 [2022-03-03 18:13:23,826 INFO L226 Difference]: Without dead ends: 9511 [2022-03-03 18:13:23,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:23,826 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1445 mSDsluCounter, 1912 mSDsCounter, 0 mSdLazyCounter, 1761 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1445 SdHoareTripleChecker+Valid, 2218 SdHoareTripleChecker+Invalid, 1924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:23,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1445 Valid, 2218 Invalid, 1924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1761 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:13:23,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9511 states. [2022-03-03 18:13:23,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9511 to 7041. [2022-03-03 18:13:23,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7041 states, 7037 states have (on average 2.770498792098906) internal successors, (19496), 7040 states have internal predecessors, (19496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:23,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7041 states to 7041 states and 19496 transitions. [2022-03-03 18:13:23,960 INFO L78 Accepts]: Start accepts. Automaton has 7041 states and 19496 transitions. Word has length 98 [2022-03-03 18:13:23,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:23,961 INFO L470 AbstractCegarLoop]: Abstraction has 7041 states and 19496 transitions. [2022-03-03 18:13:23,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:23,961 INFO L276 IsEmpty]: Start isEmpty. Operand 7041 states and 19496 transitions. [2022-03-03 18:13:23,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:23,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:23,967 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:23,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-03 18:13:23,967 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:23,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:23,968 INFO L85 PathProgramCache]: Analyzing trace with hash -400321343, now seen corresponding path program 56 times [2022-03-03 18:13:23,968 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:23,968 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674316987] [2022-03-03 18:13:23,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:23,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:24,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:24,468 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:24,468 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674316987] [2022-03-03 18:13:24,468 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674316987] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:24,468 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:24,468 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:24,469 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656089532] [2022-03-03 18:13:24,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:24,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:24,469 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:24,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:24,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:24,469 INFO L87 Difference]: Start difference. First operand 7041 states and 19496 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:26,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:26,369 INFO L93 Difference]: Finished difference Result 9380 states and 25396 transitions. [2022-03-03 18:13:26,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:26,369 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:26,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:26,387 INFO L225 Difference]: With dead ends: 9380 [2022-03-03 18:13:26,387 INFO L226 Difference]: Without dead ends: 9380 [2022-03-03 18:13:26,388 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:26,388 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 969 mSDsluCounter, 2132 mSDsCounter, 0 mSdLazyCounter, 1957 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 969 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:26,388 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [969 Valid, 2444 Invalid, 2108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1957 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:13:26,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9380 states. [2022-03-03 18:13:26,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9380 to 6936. [2022-03-03 18:13:26,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6936 states, 6932 states have (on average 2.767743796884016) internal successors, (19186), 6935 states have internal predecessors, (19186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:26,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6936 states to 6936 states and 19186 transitions. [2022-03-03 18:13:26,517 INFO L78 Accepts]: Start accepts. Automaton has 6936 states and 19186 transitions. Word has length 98 [2022-03-03 18:13:26,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:26,517 INFO L470 AbstractCegarLoop]: Abstraction has 6936 states and 19186 transitions. [2022-03-03 18:13:26,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:26,517 INFO L276 IsEmpty]: Start isEmpty. Operand 6936 states and 19186 transitions. [2022-03-03 18:13:26,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:26,523 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:26,523 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:26,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-03 18:13:26,523 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:26,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:26,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1676121891, now seen corresponding path program 57 times [2022-03-03 18:13:26,523 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:26,524 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064855383] [2022-03-03 18:13:26,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:26,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:26,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:26,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:26,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064855383] [2022-03-03 18:13:26,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064855383] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:26,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:26,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:26,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348750761] [2022-03-03 18:13:26,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:26,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:26,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:26,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:26,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:26,909 INFO L87 Difference]: Start difference. First operand 6936 states and 19186 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:28,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:28,155 INFO L93 Difference]: Finished difference Result 8867 states and 23982 transitions. [2022-03-03 18:13:28,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:13:28,155 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:28,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:28,170 INFO L225 Difference]: With dead ends: 8867 [2022-03-03 18:13:28,170 INFO L226 Difference]: Without dead ends: 8867 [2022-03-03 18:13:28,170 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:13:28,171 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1132 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 1919 SdHoareTripleChecker+Invalid, 1606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:28,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 1919 Invalid, 1606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1448 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:13:28,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8867 states. [2022-03-03 18:13:28,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8867 to 6919. [2022-03-03 18:13:28,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6919 states, 6915 states have (on average 2.767317425885756) internal successors, (19136), 6918 states have internal predecessors, (19136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:28,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6919 states to 6919 states and 19136 transitions. [2022-03-03 18:13:28,284 INFO L78 Accepts]: Start accepts. Automaton has 6919 states and 19136 transitions. Word has length 98 [2022-03-03 18:13:28,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:28,284 INFO L470 AbstractCegarLoop]: Abstraction has 6919 states and 19136 transitions. [2022-03-03 18:13:28,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:28,284 INFO L276 IsEmpty]: Start isEmpty. Operand 6919 states and 19136 transitions. [2022-03-03 18:13:28,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:28,290 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:28,290 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:28,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-03 18:13:28,290 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:28,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:28,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1970905545, now seen corresponding path program 58 times [2022-03-03 18:13:28,291 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:28,291 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176878420] [2022-03-03 18:13:28,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:28,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:28,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:28,751 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:28,751 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176878420] [2022-03-03 18:13:28,751 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176878420] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:28,751 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:28,751 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:28,752 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336881661] [2022-03-03 18:13:28,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:28,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:28,752 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:28,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:28,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:28,752 INFO L87 Difference]: Start difference. First operand 6919 states and 19136 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:30,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:30,171 INFO L93 Difference]: Finished difference Result 9331 states and 25252 transitions. [2022-03-03 18:13:30,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:13:30,171 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:30,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:30,186 INFO L225 Difference]: With dead ends: 9331 [2022-03-03 18:13:30,187 INFO L226 Difference]: Without dead ends: 9331 [2022-03-03 18:13:30,187 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:13:30,187 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1444 mSDsluCounter, 1701 mSDsCounter, 0 mSdLazyCounter, 1545 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1444 SdHoareTripleChecker+Valid, 2006 SdHoareTripleChecker+Invalid, 1702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:30,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1444 Valid, 2006 Invalid, 1702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1545 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:13:30,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9331 states. [2022-03-03 18:13:30,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9331 to 6961. [2022-03-03 18:13:30,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6961 states, 6957 states have (on average 2.7684346701164295) internal successors, (19260), 6960 states have internal predecessors, (19260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:30,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6961 states to 6961 states and 19260 transitions. [2022-03-03 18:13:30,306 INFO L78 Accepts]: Start accepts. Automaton has 6961 states and 19260 transitions. Word has length 98 [2022-03-03 18:13:30,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:30,306 INFO L470 AbstractCegarLoop]: Abstraction has 6961 states and 19260 transitions. [2022-03-03 18:13:30,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:30,306 INFO L276 IsEmpty]: Start isEmpty. Operand 6961 states and 19260 transitions. [2022-03-03 18:13:30,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:30,312 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:30,312 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:30,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-03 18:13:30,312 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:30,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:30,313 INFO L85 PathProgramCache]: Analyzing trace with hash 115793259, now seen corresponding path program 59 times [2022-03-03 18:13:30,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:30,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894172679] [2022-03-03 18:13:30,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:30,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:30,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:30,695 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:30,695 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894172679] [2022-03-03 18:13:30,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894172679] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:30,695 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:30,695 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:30,696 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89048937] [2022-03-03 18:13:30,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:30,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:30,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:30,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:30,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:30,696 INFO L87 Difference]: Start difference. First operand 6961 states and 19260 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:32,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:32,397 INFO L93 Difference]: Finished difference Result 9243 states and 25017 transitions. [2022-03-03 18:13:32,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:32,397 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:32,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:32,416 INFO L225 Difference]: With dead ends: 9243 [2022-03-03 18:13:32,416 INFO L226 Difference]: Without dead ends: 9243 [2022-03-03 18:13:32,417 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:32,417 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1449 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1449 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:32,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1449 Valid, 2167 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:32,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9243 states. [2022-03-03 18:13:32,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9243 to 6982. [2022-03-03 18:13:32,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6982 states, 6978 states have (on average 2.768988248781886) internal successors, (19322), 6981 states have internal predecessors, (19322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:32,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6982 states to 6982 states and 19322 transitions. [2022-03-03 18:13:32,571 INFO L78 Accepts]: Start accepts. Automaton has 6982 states and 19322 transitions. Word has length 98 [2022-03-03 18:13:32,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:32,571 INFO L470 AbstractCegarLoop]: Abstraction has 6982 states and 19322 transitions. [2022-03-03 18:13:32,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:32,571 INFO L276 IsEmpty]: Start isEmpty. Operand 6982 states and 19322 transitions. [2022-03-03 18:13:32,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:32,579 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:32,579 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:32,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-03 18:13:32,579 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:32,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:32,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1168607199, now seen corresponding path program 60 times [2022-03-03 18:13:32,580 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:32,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744377613] [2022-03-03 18:13:32,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:32,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:32,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:33,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:33,074 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:33,074 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744377613] [2022-03-03 18:13:33,074 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744377613] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:33,074 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:33,074 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:33,074 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373331603] [2022-03-03 18:13:33,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:33,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:33,075 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:33,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:33,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:33,075 INFO L87 Difference]: Start difference. First operand 6982 states and 19322 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:34,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:34,832 INFO L93 Difference]: Finished difference Result 9112 states and 24704 transitions. [2022-03-03 18:13:34,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:34,832 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:34,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:34,847 INFO L225 Difference]: With dead ends: 9112 [2022-03-03 18:13:34,847 INFO L226 Difference]: Without dead ends: 9112 [2022-03-03 18:13:34,847 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:34,847 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1119 mSDsluCounter, 2329 mSDsCounter, 0 mSdLazyCounter, 2121 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 2643 SdHoareTripleChecker+Invalid, 2269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 2121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:34,847 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 2643 Invalid, 2269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 2121 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:34,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9112 states. [2022-03-03 18:13:34,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9112 to 6877. [2022-03-03 18:13:34,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6877 states, 6873 states have (on average 2.76618652698967) internal successors, (19012), 6876 states have internal predecessors, (19012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:34,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6877 states to 6877 states and 19012 transitions. [2022-03-03 18:13:34,962 INFO L78 Accepts]: Start accepts. Automaton has 6877 states and 19012 transitions. Word has length 98 [2022-03-03 18:13:34,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:34,963 INFO L470 AbstractCegarLoop]: Abstraction has 6877 states and 19012 transitions. [2022-03-03 18:13:34,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:34,963 INFO L276 IsEmpty]: Start isEmpty. Operand 6877 states and 19012 transitions. [2022-03-03 18:13:34,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:34,968 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:34,968 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:34,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-03 18:13:34,968 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:34,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:34,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1237463429, now seen corresponding path program 61 times [2022-03-03 18:13:34,971 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:34,971 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76182097] [2022-03-03 18:13:34,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:34,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:35,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:35,421 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:35,421 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76182097] [2022-03-03 18:13:35,421 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76182097] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:35,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:35,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:35,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907158823] [2022-03-03 18:13:35,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:35,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:35,421 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:35,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:35,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:35,422 INFO L87 Difference]: Start difference. First operand 6877 states and 19012 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:37,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:37,006 INFO L93 Difference]: Finished difference Result 8768 states and 23736 transitions. [2022-03-03 18:13:37,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:37,006 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:37,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:37,022 INFO L225 Difference]: With dead ends: 8768 [2022-03-03 18:13:37,022 INFO L226 Difference]: Without dead ends: 8768 [2022-03-03 18:13:37,022 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:37,022 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 964 mSDsluCounter, 1960 mSDsCounter, 0 mSdLazyCounter, 1794 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 964 SdHoareTripleChecker+Valid, 2270 SdHoareTripleChecker+Invalid, 1948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:37,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [964 Valid, 2270 Invalid, 1948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1794 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:37,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8768 states. [2022-03-03 18:13:37,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8768 to 6906. [2022-03-03 18:13:37,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6906 states, 6902 states have (on average 2.7670240509997104) internal successors, (19098), 6905 states have internal predecessors, (19098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:37,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6906 states to 6906 states and 19098 transitions. [2022-03-03 18:13:37,144 INFO L78 Accepts]: Start accepts. Automaton has 6906 states and 19098 transitions. Word has length 98 [2022-03-03 18:13:37,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:37,145 INFO L470 AbstractCegarLoop]: Abstraction has 6906 states and 19098 transitions. [2022-03-03 18:13:37,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:37,145 INFO L276 IsEmpty]: Start isEmpty. Operand 6906 states and 19098 transitions. [2022-03-03 18:13:37,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:37,151 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:37,151 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:37,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-03 18:13:37,151 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:37,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:37,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1902178363, now seen corresponding path program 62 times [2022-03-03 18:13:37,151 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:37,151 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049100591] [2022-03-03 18:13:37,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:37,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:37,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:37,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:37,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049100591] [2022-03-03 18:13:37,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049100591] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:37,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:37,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:37,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048829960] [2022-03-03 18:13:37,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:37,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:37,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:37,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:37,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:37,519 INFO L87 Difference]: Start difference. First operand 6906 states and 19098 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:38,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:38,859 INFO L93 Difference]: Finished difference Result 8934 states and 24155 transitions. [2022-03-03 18:13:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:38,859 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:38,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:38,875 INFO L225 Difference]: With dead ends: 8934 [2022-03-03 18:13:38,875 INFO L226 Difference]: Without dead ends: 8934 [2022-03-03 18:13:38,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:38,876 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1453 mSDsluCounter, 1563 mSDsCounter, 0 mSdLazyCounter, 1500 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1453 SdHoareTripleChecker+Valid, 1867 SdHoareTripleChecker+Invalid, 1679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:38,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1453 Valid, 1867 Invalid, 1679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1500 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:13:38,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8934 states. [2022-03-03 18:13:38,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8934 to 6927. [2022-03-03 18:13:38,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6927 states, 6923 states have (on average 2.767586306514517) internal successors, (19160), 6926 states have internal predecessors, (19160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:38,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6927 states to 6927 states and 19160 transitions. [2022-03-03 18:13:38,999 INFO L78 Accepts]: Start accepts. Automaton has 6927 states and 19160 transitions. Word has length 98 [2022-03-03 18:13:38,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:38,999 INFO L470 AbstractCegarLoop]: Abstraction has 6927 states and 19160 transitions. [2022-03-03 18:13:38,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:38,999 INFO L276 IsEmpty]: Start isEmpty. Operand 6927 states and 19160 transitions. [2022-03-03 18:13:39,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:39,005 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:39,005 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:39,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-03 18:13:39,005 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:39,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:39,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1339974993, now seen corresponding path program 63 times [2022-03-03 18:13:39,006 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:39,006 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258343498] [2022-03-03 18:13:39,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:39,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:39,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:39,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:39,513 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:39,513 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258343498] [2022-03-03 18:13:39,513 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258343498] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:39,513 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:39,513 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:39,513 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460260715] [2022-03-03 18:13:39,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:39,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:39,513 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:39,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:39,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:39,514 INFO L87 Difference]: Start difference. First operand 6927 states and 19160 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:41,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:41,687 INFO L93 Difference]: Finished difference Result 8990 states and 24319 transitions. [2022-03-03 18:13:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:41,688 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:41,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:41,702 INFO L225 Difference]: With dead ends: 8990 [2022-03-03 18:13:41,702 INFO L226 Difference]: Without dead ends: 8990 [2022-03-03 18:13:41,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:41,703 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1426 mSDsluCounter, 2370 mSDsCounter, 0 mSdLazyCounter, 2217 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1426 SdHoareTripleChecker+Valid, 2674 SdHoareTripleChecker+Invalid, 2378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 2217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:41,703 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1426 Valid, 2674 Invalid, 2378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 2217 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:13:41,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8990 states. [2022-03-03 18:13:41,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8990 to 6885. [2022-03-03 18:13:41,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6885 states, 6881 states have (on average 2.7664583636099405) internal successors, (19036), 6884 states have internal predecessors, (19036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:41,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6885 states to 6885 states and 19036 transitions. [2022-03-03 18:13:41,814 INFO L78 Accepts]: Start accepts. Automaton has 6885 states and 19036 transitions. Word has length 98 [2022-03-03 18:13:41,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:41,814 INFO L470 AbstractCegarLoop]: Abstraction has 6885 states and 19036 transitions. [2022-03-03 18:13:41,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:41,815 INFO L276 IsEmpty]: Start isEmpty. Operand 6885 states and 19036 transitions. [2022-03-03 18:13:41,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:41,821 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:41,821 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:41,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-03 18:13:41,821 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:41,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:41,822 INFO L85 PathProgramCache]: Analyzing trace with hash 649442475, now seen corresponding path program 64 times [2022-03-03 18:13:41,822 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:41,822 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101298865] [2022-03-03 18:13:41,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:41,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:42,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:42,250 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:42,251 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101298865] [2022-03-03 18:13:42,251 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101298865] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:42,251 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:42,251 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:42,251 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465861634] [2022-03-03 18:13:42,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:42,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:42,251 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:42,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:42,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:42,252 INFO L87 Difference]: Start difference. First operand 6885 states and 19036 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:43,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:43,720 INFO L93 Difference]: Finished difference Result 8586 states and 23202 transitions. [2022-03-03 18:13:43,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:13:43,721 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:43,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:43,741 INFO L225 Difference]: With dead ends: 8586 [2022-03-03 18:13:43,741 INFO L226 Difference]: Without dead ends: 8586 [2022-03-03 18:13:43,741 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:13:43,742 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 1273 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1510 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 1910 SdHoareTripleChecker+Invalid, 1663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:43,742 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 1910 Invalid, 1663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1510 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:13:43,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8586 states. [2022-03-03 18:13:43,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8586 to 6851. [2022-03-03 18:13:43,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6851 states, 6847 states have (on average 2.765590769680152) internal successors, (18936), 6850 states have internal predecessors, (18936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:43,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6851 states to 6851 states and 18936 transitions. [2022-03-03 18:13:43,870 INFO L78 Accepts]: Start accepts. Automaton has 6851 states and 18936 transitions. Word has length 98 [2022-03-03 18:13:43,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:43,870 INFO L470 AbstractCegarLoop]: Abstraction has 6851 states and 18936 transitions. [2022-03-03 18:13:43,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:43,870 INFO L276 IsEmpty]: Start isEmpty. Operand 6851 states and 18936 transitions. [2022-03-03 18:13:43,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:43,876 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:43,876 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:43,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-03 18:13:43,877 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:43,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:43,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1931938283, now seen corresponding path program 65 times [2022-03-03 18:13:43,877 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:43,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909610153] [2022-03-03 18:13:43,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:43,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:44,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:44,310 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:44,310 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909610153] [2022-03-03 18:13:44,310 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909610153] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:44,310 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:44,310 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:44,310 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384423790] [2022-03-03 18:13:44,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:44,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:44,310 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:44,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:44,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:44,311 INFO L87 Difference]: Start difference. First operand 6851 states and 18936 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:46,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:46,071 INFO L93 Difference]: Finished difference Result 8920 states and 24113 transitions. [2022-03-03 18:13:46,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:46,072 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:46,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:46,089 INFO L225 Difference]: With dead ends: 8920 [2022-03-03 18:13:46,089 INFO L226 Difference]: Without dead ends: 8920 [2022-03-03 18:13:46,089 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:46,089 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1116 mSDsluCounter, 1957 mSDsCounter, 0 mSdLazyCounter, 1742 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1116 SdHoareTripleChecker+Valid, 2264 SdHoareTripleChecker+Invalid, 1888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:46,090 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1116 Valid, 2264 Invalid, 1888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1742 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:46,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8920 states. [2022-03-03 18:13:46,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8920 to 6872. [2022-03-03 18:13:46,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6872 states, 6868 states have (on average 2.766161910308678) internal successors, (18998), 6871 states have internal predecessors, (18998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:46,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6872 states to 6872 states and 18998 transitions. [2022-03-03 18:13:46,215 INFO L78 Accepts]: Start accepts. Automaton has 6872 states and 18998 transitions. Word has length 98 [2022-03-03 18:13:46,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:46,215 INFO L470 AbstractCegarLoop]: Abstraction has 6872 states and 18998 transitions. [2022-03-03 18:13:46,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 6872 states and 18998 transitions. [2022-03-03 18:13:46,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:46,225 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:46,225 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:46,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-03 18:13:46,225 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:46,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:46,226 INFO L85 PathProgramCache]: Analyzing trace with hash -879124343, now seen corresponding path program 66 times [2022-03-03 18:13:46,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:46,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842644778] [2022-03-03 18:13:46,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:46,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:46,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:46,768 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:46,768 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842644778] [2022-03-03 18:13:46,768 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842644778] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:46,768 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:46,768 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:46,768 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453628358] [2022-03-03 18:13:46,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:46,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:46,769 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:46,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:46,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:46,769 INFO L87 Difference]: Start difference. First operand 6872 states and 18998 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:48,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:48,819 INFO L93 Difference]: Finished difference Result 8789 states and 23800 transitions. [2022-03-03 18:13:48,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:48,819 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:48,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:48,836 INFO L225 Difference]: With dead ends: 8789 [2022-03-03 18:13:48,836 INFO L226 Difference]: Without dead ends: 8789 [2022-03-03 18:13:48,836 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:48,836 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1099 mSDsluCounter, 2131 mSDsCounter, 0 mSdLazyCounter, 1940 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1099 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1940 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:48,836 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1099 Valid, 2444 Invalid, 2087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1940 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:13:48,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8789 states. [2022-03-03 18:13:48,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8789 to 6767. [2022-03-03 18:13:48,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6767 states, 6763 states have (on average 2.7632707378382375) internal successors, (18688), 6766 states have internal predecessors, (18688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:48,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6767 states to 6767 states and 18688 transitions. [2022-03-03 18:13:48,968 INFO L78 Accepts]: Start accepts. Automaton has 6767 states and 18688 transitions. Word has length 98 [2022-03-03 18:13:48,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:48,968 INFO L470 AbstractCegarLoop]: Abstraction has 6767 states and 18688 transitions. [2022-03-03 18:13:48,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:48,969 INFO L276 IsEmpty]: Start isEmpty. Operand 6767 states and 18688 transitions. [2022-03-03 18:13:48,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:48,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:48,975 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:48,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-03 18:13:48,975 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:48,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:48,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1641352669, now seen corresponding path program 67 times [2022-03-03 18:13:48,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:48,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708100232] [2022-03-03 18:13:48,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:48,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:49,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:49,587 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:49,587 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708100232] [2022-03-03 18:13:49,587 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708100232] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:49,587 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:49,587 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:49,587 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032215789] [2022-03-03 18:13:49,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:49,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:49,587 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:49,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:49,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:49,588 INFO L87 Difference]: Start difference. First operand 6767 states and 18688 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:51,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:51,537 INFO L93 Difference]: Finished difference Result 8554 states and 23129 transitions. [2022-03-03 18:13:51,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:51,538 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:51,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:51,553 INFO L225 Difference]: With dead ends: 8554 [2022-03-03 18:13:51,553 INFO L226 Difference]: Without dead ends: 8554 [2022-03-03 18:13:51,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:51,553 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 975 mSDsluCounter, 1807 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 975 SdHoareTripleChecker+Valid, 2115 SdHoareTripleChecker+Invalid, 1865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:51,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [975 Valid, 2115 Invalid, 1865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:51,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8554 states. [2022-03-03 18:13:51,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8554 to 6771. [2022-03-03 18:13:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6771 states, 6767 states have (on average 2.7634106694251517) internal successors, (18700), 6770 states have internal predecessors, (18700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:51,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6771 states to 6771 states and 18700 transitions. [2022-03-03 18:13:51,677 INFO L78 Accepts]: Start accepts. Automaton has 6771 states and 18700 transitions. Word has length 98 [2022-03-03 18:13:51,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:51,677 INFO L470 AbstractCegarLoop]: Abstraction has 6771 states and 18700 transitions. [2022-03-03 18:13:51,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:51,677 INFO L276 IsEmpty]: Start isEmpty. Operand 6771 states and 18700 transitions. [2022-03-03 18:13:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:51,683 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:51,683 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:51,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-03 18:13:51,684 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:51,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:51,684 INFO L85 PathProgramCache]: Analyzing trace with hash 486027165, now seen corresponding path program 68 times [2022-03-03 18:13:51,684 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:51,684 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344621666] [2022-03-03 18:13:51,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:51,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:52,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:52,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:52,121 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344621666] [2022-03-03 18:13:52,121 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344621666] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:52,121 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:52,121 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:52,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282675771] [2022-03-03 18:13:52,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:52,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:52,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:52,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:52,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:52,122 INFO L87 Difference]: Start difference. First operand 6771 states and 18700 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:53,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:53,595 INFO L93 Difference]: Finished difference Result 8351 states and 22533 transitions. [2022-03-03 18:13:53,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:13:53,596 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:53,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:53,659 INFO L225 Difference]: With dead ends: 8351 [2022-03-03 18:13:53,660 INFO L226 Difference]: Without dead ends: 8351 [2022-03-03 18:13:53,660 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:13:53,660 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1114 mSDsluCounter, 1563 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1114 SdHoareTripleChecker+Valid, 1865 SdHoareTripleChecker+Invalid, 1647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:53,660 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1114 Valid, 1865 Invalid, 1647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:13:53,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8351 states. [2022-03-03 18:13:53,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8351 to 6754. [2022-03-03 18:13:53,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6754 states, 6750 states have (on average 2.762962962962963) internal successors, (18650), 6753 states have internal predecessors, (18650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:53,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6754 states to 6754 states and 18650 transitions. [2022-03-03 18:13:53,772 INFO L78 Accepts]: Start accepts. Automaton has 6754 states and 18650 transitions. Word has length 98 [2022-03-03 18:13:53,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:53,772 INFO L470 AbstractCegarLoop]: Abstraction has 6754 states and 18650 transitions. [2022-03-03 18:13:53,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 6754 states and 18650 transitions. [2022-03-03 18:13:53,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:53,778 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:53,778 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:53,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-03 18:13:53,779 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:53,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:53,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1538841105, now seen corresponding path program 69 times [2022-03-03 18:13:53,780 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:53,780 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916825546] [2022-03-03 18:13:53,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:53,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:53,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:54,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:54,234 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:54,234 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916825546] [2022-03-03 18:13:54,234 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916825546] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:54,234 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:54,234 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:54,234 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763202353] [2022-03-03 18:13:54,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:54,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:54,234 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:54,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:54,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:54,235 INFO L87 Difference]: Start difference. First operand 6754 states and 18650 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:56,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:56,026 INFO L93 Difference]: Finished difference Result 8533 states and 23069 transitions. [2022-03-03 18:13:56,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:56,027 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:56,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:56,042 INFO L225 Difference]: With dead ends: 8533 [2022-03-03 18:13:56,042 INFO L226 Difference]: Without dead ends: 8533 [2022-03-03 18:13:56,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:56,042 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 956 mSDsluCounter, 1896 mSDsCounter, 0 mSdLazyCounter, 1774 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 956 SdHoareTripleChecker+Valid, 2203 SdHoareTripleChecker+Invalid, 1929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:56,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [956 Valid, 2203 Invalid, 1929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1774 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:13:56,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8533 states. [2022-03-03 18:13:56,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8533 to 6712. [2022-03-03 18:13:56,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6712 states, 6708 states have (on average 2.7617769827072154) internal successors, (18526), 6711 states have internal predecessors, (18526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:56,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6712 states to 6712 states and 18526 transitions. [2022-03-03 18:13:56,156 INFO L78 Accepts]: Start accepts. Automaton has 6712 states and 18526 transitions. Word has length 98 [2022-03-03 18:13:56,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:56,157 INFO L470 AbstractCegarLoop]: Abstraction has 6712 states and 18526 transitions. [2022-03-03 18:13:56,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:56,157 INFO L276 IsEmpty]: Start isEmpty. Operand 6712 states and 18526 transitions. [2022-03-03 18:13:56,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:56,162 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:56,162 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:56,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-03 18:13:56,163 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:56,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:56,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1551324177, now seen corresponding path program 70 times [2022-03-03 18:13:56,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:56,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903685467] [2022-03-03 18:13:56,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:56,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:56,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:56,860 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:56,860 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903685467] [2022-03-03 18:13:56,860 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903685467] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:56,860 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:56,860 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:56,860 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466035523] [2022-03-03 18:13:56,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:56,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:56,861 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:56,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:56,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:56,861 INFO L87 Difference]: Start difference. First operand 6712 states and 18526 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:58,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:13:58,568 INFO L93 Difference]: Finished difference Result 8049 states and 21708 transitions. [2022-03-03 18:13:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:13:58,568 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:13:58,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:13:58,599 INFO L225 Difference]: With dead ends: 8049 [2022-03-03 18:13:58,599 INFO L226 Difference]: Without dead ends: 8049 [2022-03-03 18:13:58,600 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:13:58,600 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 960 mSDsluCounter, 1541 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 1853 SdHoareTripleChecker+Invalid, 1638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:13:58,600 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 1853 Invalid, 1638 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:13:58,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8049 states. [2022-03-03 18:13:58,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8049 to 6320. [2022-03-03 18:13:58,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6320 states, 6316 states have (on average 2.7495250158328055) internal successors, (17366), 6319 states have internal predecessors, (17366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:58,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6320 states to 6320 states and 17366 transitions. [2022-03-03 18:13:58,742 INFO L78 Accepts]: Start accepts. Automaton has 6320 states and 17366 transitions. Word has length 98 [2022-03-03 18:13:58,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:13:58,742 INFO L470 AbstractCegarLoop]: Abstraction has 6320 states and 17366 transitions. [2022-03-03 18:13:58,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:13:58,742 INFO L276 IsEmpty]: Start isEmpty. Operand 6320 states and 17366 transitions. [2022-03-03 18:13:58,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:13:58,749 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:13:58,749 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:13:58,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-03 18:13:58,749 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:13:58,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:13:58,749 INFO L85 PathProgramCache]: Analyzing trace with hash -314600621, now seen corresponding path program 73 times [2022-03-03 18:13:58,750 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:13:58,750 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019886223] [2022-03-03 18:13:58,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:13:58,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:13:58,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:13:59,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:13:59,425 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:13:59,425 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019886223] [2022-03-03 18:13:59,425 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019886223] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:13:59,425 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:13:59,425 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:13:59,425 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181240544] [2022-03-03 18:13:59,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:13:59,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:13:59,426 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:13:59,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:13:59,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:13:59,426 INFO L87 Difference]: Start difference. First operand 6320 states and 17366 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:02,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:02,405 INFO L93 Difference]: Finished difference Result 7943 states and 21359 transitions. [2022-03-03 18:14:02,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:14:02,406 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:02,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:02,458 INFO L225 Difference]: With dead ends: 7943 [2022-03-03 18:14:02,459 INFO L226 Difference]: Without dead ends: 7943 [2022-03-03 18:14:02,459 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=507, Invalid=975, Unknown=0, NotChecked=0, Total=1482 [2022-03-03 18:14:02,459 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 943 mSDsluCounter, 1795 mSDsCounter, 0 mSdLazyCounter, 1528 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 943 SdHoareTripleChecker+Valid, 2163 SdHoareTripleChecker+Invalid, 1652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:02,460 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [943 Valid, 2163 Invalid, 1652 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1528 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:14:02,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7943 states. [2022-03-03 18:14:02,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7943 to 6408. [2022-03-03 18:14:02,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6408 states, 6404 states have (on average 2.7520299812617113) internal successors, (17624), 6407 states have internal predecessors, (17624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:02,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6408 states to 6408 states and 17624 transitions. [2022-03-03 18:14:02,995 INFO L78 Accepts]: Start accepts. Automaton has 6408 states and 17624 transitions. Word has length 98 [2022-03-03 18:14:03,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:03,011 INFO L470 AbstractCegarLoop]: Abstraction has 6408 states and 17624 transitions. [2022-03-03 18:14:03,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:03,012 INFO L276 IsEmpty]: Start isEmpty. Operand 6408 states and 17624 transitions. [2022-03-03 18:14:03,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:03,028 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:03,028 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:03,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-03 18:14:03,028 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:03,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:03,028 INFO L85 PathProgramCache]: Analyzing trace with hash -317887241, now seen corresponding path program 74 times [2022-03-03 18:14:03,028 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:03,029 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535819144] [2022-03-03 18:14:03,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:03,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:04,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:04,055 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:04,055 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535819144] [2022-03-03 18:14:04,055 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535819144] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:04,055 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:04,056 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:04,056 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572986259] [2022-03-03 18:14:04,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:04,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:04,056 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:04,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:04,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:04,056 INFO L87 Difference]: Start difference. First operand 6408 states and 17624 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:05,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:05,947 INFO L93 Difference]: Finished difference Result 7831 states and 21031 transitions. [2022-03-03 18:14:05,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:14:05,948 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:05,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:05,960 INFO L225 Difference]: With dead ends: 7831 [2022-03-03 18:14:05,960 INFO L226 Difference]: Without dead ends: 7831 [2022-03-03 18:14:05,960 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:14:05,960 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1331 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 1935 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1331 SdHoareTripleChecker+Valid, 2415 SdHoareTripleChecker+Invalid, 2104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:05,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1331 Valid, 2415 Invalid, 2104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1935 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:14:05,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7831 states. [2022-03-03 18:14:06,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7831 to 6494. [2022-03-03 18:14:06,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6494 states, 6490 states have (on average 2.7543913713405237) internal successors, (17876), 6493 states have internal predecessors, (17876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:06,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6494 states to 6494 states and 17876 transitions. [2022-03-03 18:14:06,062 INFO L78 Accepts]: Start accepts. Automaton has 6494 states and 17876 transitions. Word has length 98 [2022-03-03 18:14:06,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:06,062 INFO L470 AbstractCegarLoop]: Abstraction has 6494 states and 17876 transitions. [2022-03-03 18:14:06,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 6494 states and 17876 transitions. [2022-03-03 18:14:06,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:06,067 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:06,068 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:06,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-03 18:14:06,068 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:06,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:06,068 INFO L85 PathProgramCache]: Analyzing trace with hash -317911421, now seen corresponding path program 75 times [2022-03-03 18:14:06,068 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:06,068 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798811113] [2022-03-03 18:14:06,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:06,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:06,700 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:06,700 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798811113] [2022-03-03 18:14:06,700 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798811113] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:06,700 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:06,700 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:06,700 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154477977] [2022-03-03 18:14:06,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:06,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:06,700 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:06,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:06,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:06,701 INFO L87 Difference]: Start difference. First operand 6494 states and 17876 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:08,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:08,704 INFO L93 Difference]: Finished difference Result 7915 states and 21305 transitions. [2022-03-03 18:14:08,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:08,704 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:08,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:08,719 INFO L225 Difference]: With dead ends: 7915 [2022-03-03 18:14:08,719 INFO L226 Difference]: Without dead ends: 7915 [2022-03-03 18:14:08,720 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:08,720 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1088 mSDsluCounter, 2044 mSDsCounter, 0 mSdLazyCounter, 1927 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1088 SdHoareTripleChecker+Valid, 2338 SdHoareTripleChecker+Invalid, 2060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:08,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1088 Valid, 2338 Invalid, 2060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1927 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:14:08,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7915 states. [2022-03-03 18:14:08,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7915 to 6452. [2022-03-03 18:14:08,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6452 states, 6448 states have (on average 2.75325682382134) internal successors, (17753), 6451 states have internal predecessors, (17753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:08,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6452 states to 6452 states and 17753 transitions. [2022-03-03 18:14:08,916 INFO L78 Accepts]: Start accepts. Automaton has 6452 states and 17753 transitions. Word has length 98 [2022-03-03 18:14:08,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:08,916 INFO L470 AbstractCegarLoop]: Abstraction has 6452 states and 17753 transitions. [2022-03-03 18:14:08,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:08,916 INFO L276 IsEmpty]: Start isEmpty. Operand 6452 states and 17753 transitions. [2022-03-03 18:14:08,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:08,922 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:08,922 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:08,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-03 18:14:08,922 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:08,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:08,924 INFO L85 PathProgramCache]: Analyzing trace with hash 183943827, now seen corresponding path program 76 times [2022-03-03 18:14:08,924 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:08,924 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734818408] [2022-03-03 18:14:08,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:08,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:09,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:09,333 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:09,333 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734818408] [2022-03-03 18:14:09,333 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734818408] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:09,334 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:09,334 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:09,334 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896187423] [2022-03-03 18:14:09,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:09,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:09,334 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:09,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:09,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:09,334 INFO L87 Difference]: Start difference. First operand 6452 states and 17753 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:10,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:10,984 INFO L93 Difference]: Finished difference Result 7915 states and 21263 transitions. [2022-03-03 18:14:10,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:10,985 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:10,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:11,000 INFO L225 Difference]: With dead ends: 7915 [2022-03-03 18:14:11,000 INFO L226 Difference]: Without dead ends: 7915 [2022-03-03 18:14:11,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:11,001 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1069 mSDsluCounter, 1802 mSDsCounter, 0 mSdLazyCounter, 1638 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1069 SdHoareTripleChecker+Valid, 2091 SdHoareTripleChecker+Invalid, 1765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:11,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1069 Valid, 2091 Invalid, 1765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1638 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:14:11,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7915 states. [2022-03-03 18:14:11,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7915 to 6466. [2022-03-03 18:14:11,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6466 states, 6462 states have (on average 2.7536366450015475) internal successors, (17794), 6465 states have internal predecessors, (17794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:11,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6466 states to 6466 states and 17794 transitions. [2022-03-03 18:14:11,128 INFO L78 Accepts]: Start accepts. Automaton has 6466 states and 17794 transitions. Word has length 98 [2022-03-03 18:14:11,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:11,128 INFO L470 AbstractCegarLoop]: Abstraction has 6466 states and 17794 transitions. [2022-03-03 18:14:11,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:11,128 INFO L276 IsEmpty]: Start isEmpty. Operand 6466 states and 17794 transitions. [2022-03-03 18:14:11,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:11,134 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:11,135 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:11,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-03 18:14:11,135 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:11,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:11,135 INFO L85 PathProgramCache]: Analyzing trace with hash 793467687, now seen corresponding path program 77 times [2022-03-03 18:14:11,135 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:11,135 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597941963] [2022-03-03 18:14:11,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:11,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:11,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:11,623 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:11,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597941963] [2022-03-03 18:14:11,623 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597941963] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:11,624 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:11,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:11,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817688213] [2022-03-03 18:14:11,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:11,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:11,624 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:11,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:11,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:11,624 INFO L87 Difference]: Start difference. First operand 6466 states and 17794 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:13,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:13,448 INFO L93 Difference]: Finished difference Result 7971 states and 21427 transitions. [2022-03-03 18:14:13,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:13,448 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:13,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:13,462 INFO L225 Difference]: With dead ends: 7971 [2022-03-03 18:14:13,463 INFO L226 Difference]: Without dead ends: 7971 [2022-03-03 18:14:13,463 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:13,463 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1082 mSDsluCounter, 1791 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1082 SdHoareTripleChecker+Valid, 2093 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:13,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1082 Valid, 2093 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:14:13,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7971 states. [2022-03-03 18:14:13,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7971 to 6438. [2022-03-03 18:14:13,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6438 states, 6434 states have (on average 2.7528753497046936) internal successors, (17712), 6437 states have internal predecessors, (17712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:13,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6438 states to 6438 states and 17712 transitions. [2022-03-03 18:14:13,586 INFO L78 Accepts]: Start accepts. Automaton has 6438 states and 17712 transitions. Word has length 98 [2022-03-03 18:14:13,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:13,586 INFO L470 AbstractCegarLoop]: Abstraction has 6438 states and 17712 transitions. [2022-03-03 18:14:13,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:13,587 INFO L276 IsEmpty]: Start isEmpty. Operand 6438 states and 17712 transitions. [2022-03-03 18:14:13,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:13,592 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:13,593 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:13,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-03 18:14:13,593 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:13,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:13,593 INFO L85 PathProgramCache]: Analyzing trace with hash 588303107, now seen corresponding path program 78 times [2022-03-03 18:14:13,593 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:13,593 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454786428] [2022-03-03 18:14:13,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:13,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:14,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:14,026 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:14,026 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454786428] [2022-03-03 18:14:14,026 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454786428] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:14,026 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:14,026 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:14,026 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399124869] [2022-03-03 18:14:14,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:14,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:14,027 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:14,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:14,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:14,027 INFO L87 Difference]: Start difference. First operand 6438 states and 17712 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:15,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:15,760 INFO L93 Difference]: Finished difference Result 8027 states and 21577 transitions. [2022-03-03 18:14:15,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:14:15,760 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:15,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:15,775 INFO L225 Difference]: With dead ends: 8027 [2022-03-03 18:14:15,776 INFO L226 Difference]: Without dead ends: 8027 [2022-03-03 18:14:15,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:14:15,776 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1088 mSDsluCounter, 1750 mSDsCounter, 0 mSdLazyCounter, 1571 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1088 SdHoareTripleChecker+Valid, 2029 SdHoareTripleChecker+Invalid, 1703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:15,776 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1088 Valid, 2029 Invalid, 1703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1571 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:14:15,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8027 states. [2022-03-03 18:14:15,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8027 to 6466. [2022-03-03 18:14:15,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6466 states, 6462 states have (on average 2.7536366450015475) internal successors, (17794), 6465 states have internal predecessors, (17794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:15,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6466 states to 6466 states and 17794 transitions. [2022-03-03 18:14:15,914 INFO L78 Accepts]: Start accepts. Automaton has 6466 states and 17794 transitions. Word has length 98 [2022-03-03 18:14:15,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:15,914 INFO L470 AbstractCegarLoop]: Abstraction has 6466 states and 17794 transitions. [2022-03-03 18:14:15,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:15,914 INFO L276 IsEmpty]: Start isEmpty. Operand 6466 states and 17794 transitions. [2022-03-03 18:14:15,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:15,920 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:15,920 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:15,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-03 18:14:15,920 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:15,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:15,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1444799053, now seen corresponding path program 79 times [2022-03-03 18:14:15,921 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:15,921 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694729631] [2022-03-03 18:14:15,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:15,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:16,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:16,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:16,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694729631] [2022-03-03 18:14:16,388 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694729631] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:16,388 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:16,388 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:16,388 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946444345] [2022-03-03 18:14:16,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:16,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:16,388 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:16,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:16,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:16,389 INFO L87 Difference]: Start difference. First operand 6466 states and 17794 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:17,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:17,898 INFO L93 Difference]: Finished difference Result 8139 states and 21863 transitions. [2022-03-03 18:14:17,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:17,899 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:17,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:17,912 INFO L225 Difference]: With dead ends: 8139 [2022-03-03 18:14:17,913 INFO L226 Difference]: Without dead ends: 8139 [2022-03-03 18:14:17,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:17,913 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1250 mSDsluCounter, 1471 mSDsCounter, 0 mSdLazyCounter, 1388 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1250 SdHoareTripleChecker+Valid, 1765 SdHoareTripleChecker+Invalid, 1534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:17,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1250 Valid, 1765 Invalid, 1534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1388 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:14:17,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8139 states. [2022-03-03 18:14:18,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8139 to 6480. [2022-03-03 18:14:18,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.7540148239654108) internal successors, (17835), 6479 states have internal predecessors, (17835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:18,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17835 transitions. [2022-03-03 18:14:18,026 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17835 transitions. Word has length 98 [2022-03-03 18:14:18,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:18,026 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17835 transitions. [2022-03-03 18:14:18,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:18,026 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17835 transitions. [2022-03-03 18:14:18,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:18,033 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:18,033 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:18,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-03 18:14:18,033 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:18,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:18,033 INFO L85 PathProgramCache]: Analyzing trace with hash 2054322913, now seen corresponding path program 80 times [2022-03-03 18:14:18,033 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:18,033 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093777812] [2022-03-03 18:14:18,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:18,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:18,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:18,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:18,547 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:18,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093777812] [2022-03-03 18:14:18,548 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093777812] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:18,548 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:18,548 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:18,548 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895213359] [2022-03-03 18:14:18,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:18,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:18,548 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:18,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:18,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:18,548 INFO L87 Difference]: Start difference. First operand 6480 states and 17835 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:20,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:20,251 INFO L93 Difference]: Finished difference Result 8069 states and 21700 transitions. [2022-03-03 18:14:20,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:20,252 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:20,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:20,267 INFO L225 Difference]: With dead ends: 8069 [2022-03-03 18:14:20,268 INFO L226 Difference]: Without dead ends: 8069 [2022-03-03 18:14:20,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:20,268 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1079 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1615 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1079 SdHoareTripleChecker+Valid, 2023 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:20,268 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1079 Valid, 2023 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1615 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:14:20,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8069 states. [2022-03-03 18:14:20,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8069 to 6410. [2022-03-03 18:14:20,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6410 states, 6406 states have (on average 2.752107399313144) internal successors, (17630), 6409 states have internal predecessors, (17630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:20,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6410 states to 6410 states and 17630 transitions. [2022-03-03 18:14:20,416 INFO L78 Accepts]: Start accepts. Automaton has 6410 states and 17630 transitions. Word has length 98 [2022-03-03 18:14:20,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:20,417 INFO L470 AbstractCegarLoop]: Abstraction has 6410 states and 17630 transitions. [2022-03-03 18:14:20,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:20,417 INFO L276 IsEmpty]: Start isEmpty. Operand 6410 states and 17630 transitions. [2022-03-03 18:14:20,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:20,423 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:20,423 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:20,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-03 18:14:20,424 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:20,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:20,424 INFO L85 PathProgramCache]: Analyzing trace with hash 2111811, now seen corresponding path program 81 times [2022-03-03 18:14:20,424 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:20,424 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331811057] [2022-03-03 18:14:20,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:20,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:20,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:20,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:20,988 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:20,988 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331811057] [2022-03-03 18:14:20,988 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331811057] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:20,988 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:20,988 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:20,988 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58258686] [2022-03-03 18:14:20,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:20,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:20,989 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:20,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:20,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:20,989 INFO L87 Difference]: Start difference. First operand 6410 states and 17630 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:22,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:22,197 INFO L93 Difference]: Finished difference Result 7803 states and 20977 transitions. [2022-03-03 18:14:22,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:14:22,198 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:22,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:22,212 INFO L225 Difference]: With dead ends: 7803 [2022-03-03 18:14:22,212 INFO L226 Difference]: Without dead ends: 7803 [2022-03-03 18:14:22,212 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=285, Invalid=645, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:14:22,212 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 931 mSDsluCounter, 1152 mSDsCounter, 0 mSdLazyCounter, 1047 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 931 SdHoareTripleChecker+Valid, 1429 SdHoareTripleChecker+Invalid, 1171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:22,212 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [931 Valid, 1429 Invalid, 1171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1047 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:14:22,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7803 states. [2022-03-03 18:14:22,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7803 to 6398. [2022-03-03 18:14:22,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:22,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-03 18:14:22,330 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-03 18:14:22,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:22,330 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-03 18:14:22,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:22,330 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-03 18:14:22,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:22,336 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:22,336 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:22,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-03 18:14:22,336 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:22,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:22,336 INFO L85 PathProgramCache]: Analyzing trace with hash 1266557385, now seen corresponding path program 82 times [2022-03-03 18:14:22,337 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:22,337 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250941835] [2022-03-03 18:14:22,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:22,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:22,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:22,746 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:22,746 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250941835] [2022-03-03 18:14:22,746 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250941835] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:22,746 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:22,746 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:22,746 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106560580] [2022-03-03 18:14:22,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:22,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:22,746 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:22,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:22,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:22,747 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:24,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:24,421 INFO L93 Difference]: Finished difference Result 8027 states and 21577 transitions. [2022-03-03 18:14:24,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:14:24,422 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:24,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:24,437 INFO L225 Difference]: With dead ends: 8027 [2022-03-03 18:14:24,438 INFO L226 Difference]: Without dead ends: 8027 [2022-03-03 18:14:24,438 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:14:24,438 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1088 mSDsluCounter, 1758 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1088 SdHoareTripleChecker+Valid, 2046 SdHoareTripleChecker+Invalid, 1695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:24,438 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1088 Valid, 2046 Invalid, 1695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1560 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:14:24,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8027 states. [2022-03-03 18:14:24,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8027 to 6398. [2022-03-03 18:14:24,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-03 18:14:24,550 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-03 18:14:24,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:24,550 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-03 18:14:24,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:24,551 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-03 18:14:24,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:24,557 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:24,557 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:24,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-03 18:14:24,557 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:24,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:24,557 INFO L85 PathProgramCache]: Analyzing trace with hash 2049317227, now seen corresponding path program 83 times [2022-03-03 18:14:24,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:24,557 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2372196] [2022-03-03 18:14:24,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:24,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:24,979 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:24,980 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2372196] [2022-03-03 18:14:24,980 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2372196] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:24,980 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:24,980 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:24,980 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819935696] [2022-03-03 18:14:24,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:24,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:24,980 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:24,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:24,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:24,981 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:26,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:26,491 INFO L93 Difference]: Finished difference Result 7971 states and 21427 transitions. [2022-03-03 18:14:26,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:26,491 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:26,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:26,506 INFO L225 Difference]: With dead ends: 7971 [2022-03-03 18:14:26,506 INFO L226 Difference]: Without dead ends: 7971 [2022-03-03 18:14:26,506 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:26,506 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1413 mSDsluCounter, 1515 mSDsCounter, 0 mSdLazyCounter, 1430 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 1813 SdHoareTripleChecker+Invalid, 1574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:26,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 1813 Invalid, 1574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1430 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:14:26,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7971 states. [2022-03-03 18:14:26,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7971 to 6398. [2022-03-03 18:14:26,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:26,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-03 18:14:26,635 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-03 18:14:26,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:26,635 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-03 18:14:26,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:26,636 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-03 18:14:26,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:26,641 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:26,641 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:26,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-03 18:14:26,642 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:26,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:26,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1636126209, now seen corresponding path program 84 times [2022-03-03 18:14:26,642 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:26,642 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728671543] [2022-03-03 18:14:26,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:26,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:27,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:27,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:27,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728671543] [2022-03-03 18:14:27,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728671543] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:27,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:27,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:27,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111513522] [2022-03-03 18:14:27,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:27,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:27,203 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:27,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:27,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:27,203 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:28,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:28,832 INFO L93 Difference]: Finished difference Result 7901 states and 21264 transitions. [2022-03-03 18:14:28,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:28,832 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:28,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:28,846 INFO L225 Difference]: With dead ends: 7901 [2022-03-03 18:14:28,846 INFO L226 Difference]: Without dead ends: 7901 [2022-03-03 18:14:28,847 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:28,847 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 1109 mSDsluCounter, 1487 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1109 SdHoareTripleChecker+Valid, 1796 SdHoareTripleChecker+Invalid, 1533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:28,847 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1109 Valid, 1796 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:14:28,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7901 states. [2022-03-03 18:14:28,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7901 to 6286. [2022-03-03 18:14:28,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:28,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-03 18:14:28,961 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-03 18:14:28,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:28,962 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-03 18:14:28,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:28,962 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-03 18:14:28,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:28,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:28,967 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:28,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-03 18:14:28,967 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:28,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:28,968 INFO L85 PathProgramCache]: Analyzing trace with hash -956201733, now seen corresponding path program 85 times [2022-03-03 18:14:28,968 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:28,968 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377318204] [2022-03-03 18:14:28,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:28,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:29,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:29,359 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:29,359 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377318204] [2022-03-03 18:14:29,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377318204] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:29,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:29,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:29,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065164208] [2022-03-03 18:14:29,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:29,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:29,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:29,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:29,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:29,361 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:31,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:31,534 INFO L93 Difference]: Finished difference Result 7789 states and 20936 transitions. [2022-03-03 18:14:31,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:14:31,534 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:31,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:31,549 INFO L225 Difference]: With dead ends: 7789 [2022-03-03 18:14:31,549 INFO L226 Difference]: Without dead ends: 7789 [2022-03-03 18:14:31,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=530, Invalid=1030, Unknown=0, NotChecked=0, Total=1560 [2022-03-03 18:14:31,549 INFO L933 BasicCegarLoop]: 395 mSDtfsCounter, 943 mSDsluCounter, 2044 mSDsCounter, 0 mSdLazyCounter, 1816 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 943 SdHoareTripleChecker+Valid, 2421 SdHoareTripleChecker+Invalid, 1946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:31,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [943 Valid, 2421 Invalid, 1946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1816 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:14:31,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7789 states. [2022-03-03 18:14:31,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7789 to 6350. [2022-03-03 18:14:31,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6350 states, 6346 states have (on average 2.7505515285219038) internal successors, (17455), 6349 states have internal predecessors, (17455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:31,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6350 states to 6350 states and 17455 transitions. [2022-03-03 18:14:31,682 INFO L78 Accepts]: Start accepts. Automaton has 6350 states and 17455 transitions. Word has length 98 [2022-03-03 18:14:31,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:31,683 INFO L470 AbstractCegarLoop]: Abstraction has 6350 states and 17455 transitions. [2022-03-03 18:14:31,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:31,683 INFO L276 IsEmpty]: Start isEmpty. Operand 6350 states and 17455 transitions. [2022-03-03 18:14:31,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:31,689 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:31,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:31,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-03 18:14:31,690 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:31,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:31,690 INFO L85 PathProgramCache]: Analyzing trace with hash -959488353, now seen corresponding path program 86 times [2022-03-03 18:14:31,690 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:31,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164340174] [2022-03-03 18:14:31,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:31,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:31,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:32,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:32,297 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:32,297 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164340174] [2022-03-03 18:14:32,297 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164340174] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:32,297 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:32,297 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:32,297 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877612521] [2022-03-03 18:14:32,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:32,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:32,298 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:32,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:32,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:32,298 INFO L87 Difference]: Start difference. First operand 6350 states and 17455 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:34,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:34,131 INFO L93 Difference]: Finished difference Result 7677 states and 20608 transitions. [2022-03-03 18:14:34,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:14:34,131 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:34,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:34,145 INFO L225 Difference]: With dead ends: 7677 [2022-03-03 18:14:34,145 INFO L226 Difference]: Without dead ends: 7677 [2022-03-03 18:14:34,146 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:14:34,146 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1176 mSDsluCounter, 1605 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1176 SdHoareTripleChecker+Valid, 1919 SdHoareTripleChecker+Invalid, 1706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:34,146 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1176 Valid, 1919 Invalid, 1706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:14:34,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7677 states. [2022-03-03 18:14:34,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7677 to 6410. [2022-03-03 18:14:34,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6410 states, 6406 states have (on average 2.7522635029659694) internal successors, (17631), 6409 states have internal predecessors, (17631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:34,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6410 states to 6410 states and 17631 transitions. [2022-03-03 18:14:34,263 INFO L78 Accepts]: Start accepts. Automaton has 6410 states and 17631 transitions. Word has length 98 [2022-03-03 18:14:34,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:34,263 INFO L470 AbstractCegarLoop]: Abstraction has 6410 states and 17631 transitions. [2022-03-03 18:14:34,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 6410 states and 17631 transitions. [2022-03-03 18:14:34,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:34,269 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:34,269 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:34,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-03 18:14:34,270 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:34,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:34,270 INFO L85 PathProgramCache]: Analyzing trace with hash -959512533, now seen corresponding path program 87 times [2022-03-03 18:14:34,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:34,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251347611] [2022-03-03 18:14:34,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:34,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:34,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:34,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:34,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251347611] [2022-03-03 18:14:34,905 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251347611] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:34,905 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:34,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:34,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382866387] [2022-03-03 18:14:34,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:34,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:34,906 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:34,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:34,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:34,906 INFO L87 Difference]: Start difference. First operand 6410 states and 17631 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:36,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:36,621 INFO L93 Difference]: Finished difference Result 7761 states and 20882 transitions. [2022-03-03 18:14:36,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:36,621 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:36,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:36,636 INFO L225 Difference]: With dead ends: 7761 [2022-03-03 18:14:36,636 INFO L226 Difference]: Without dead ends: 7761 [2022-03-03 18:14:36,637 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:36,637 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1427 mSDsluCounter, 1600 mSDsCounter, 0 mSdLazyCounter, 1591 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1427 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:36,637 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1427 Valid, 1896 Invalid, 1749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1591 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:14:36,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7761 states. [2022-03-03 18:14:36,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7761 to 6368. [2022-03-03 18:14:36,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.751099937146449) internal successors, (17508), 6367 states have internal predecessors, (17508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:36,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17508 transitions. [2022-03-03 18:14:36,760 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17508 transitions. Word has length 98 [2022-03-03 18:14:36,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:36,760 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17508 transitions. [2022-03-03 18:14:36,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:36,761 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17508 transitions. [2022-03-03 18:14:36,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:36,767 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:36,767 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:36,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-03 18:14:36,767 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:36,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:36,767 INFO L85 PathProgramCache]: Analyzing trace with hash -457657285, now seen corresponding path program 88 times [2022-03-03 18:14:36,767 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:36,767 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727861544] [2022-03-03 18:14:36,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:36,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:37,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:37,189 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:37,189 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727861544] [2022-03-03 18:14:37,189 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727861544] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:37,189 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:37,189 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:37,189 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694475676] [2022-03-03 18:14:37,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:37,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:37,189 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:37,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:37,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:37,190 INFO L87 Difference]: Start difference. First operand 6368 states and 17508 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:38,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:38,801 INFO L93 Difference]: Finished difference Result 7761 states and 20840 transitions. [2022-03-03 18:14:38,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:38,802 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:38,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:38,815 INFO L225 Difference]: With dead ends: 7761 [2022-03-03 18:14:38,816 INFO L226 Difference]: Without dead ends: 7761 [2022-03-03 18:14:38,816 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:38,816 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 946 mSDsluCounter, 1693 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 946 SdHoareTripleChecker+Valid, 1981 SdHoareTripleChecker+Invalid, 1699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:38,816 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [946 Valid, 1981 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1566 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:14:38,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7761 states. [2022-03-03 18:14:38,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7761 to 6382. [2022-03-03 18:14:38,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6382 states, 6378 states have (on average 2.751489495139542) internal successors, (17549), 6381 states have internal predecessors, (17549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:38,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6382 states to 6382 states and 17549 transitions. [2022-03-03 18:14:38,965 INFO L78 Accepts]: Start accepts. Automaton has 6382 states and 17549 transitions. Word has length 98 [2022-03-03 18:14:38,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:38,965 INFO L470 AbstractCegarLoop]: Abstraction has 6382 states and 17549 transitions. [2022-03-03 18:14:38,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:38,965 INFO L276 IsEmpty]: Start isEmpty. Operand 6382 states and 17549 transitions. [2022-03-03 18:14:38,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:38,973 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:38,973 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:38,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-03 18:14:38,974 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:38,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:38,974 INFO L85 PathProgramCache]: Analyzing trace with hash 151866575, now seen corresponding path program 89 times [2022-03-03 18:14:38,974 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:38,974 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116566304] [2022-03-03 18:14:38,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:38,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:39,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:39,598 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:39,598 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116566304] [2022-03-03 18:14:39,598 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116566304] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:39,598 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:39,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:39,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733640050] [2022-03-03 18:14:39,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:39,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:39,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:39,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:39,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:39,600 INFO L87 Difference]: Start difference. First operand 6382 states and 17549 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:41,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:41,212 INFO L93 Difference]: Finished difference Result 7817 states and 21004 transitions. [2022-03-03 18:14:41,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:41,212 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:41,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:41,227 INFO L225 Difference]: With dead ends: 7817 [2022-03-03 18:14:41,227 INFO L226 Difference]: Without dead ends: 7817 [2022-03-03 18:14:41,227 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:41,227 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1077 mSDsluCounter, 1547 mSDsCounter, 0 mSdLazyCounter, 1446 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 1847 SdHoareTripleChecker+Invalid, 1590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:41,227 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1077 Valid, 1847 Invalid, 1590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1446 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:14:41,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7817 states. [2022-03-03 18:14:41,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7817 to 6354. [2022-03-03 18:14:41,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6354 states, 6350 states have (on average 2.7507086614173226) internal successors, (17467), 6353 states have internal predecessors, (17467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:41,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6354 states to 6354 states and 17467 transitions. [2022-03-03 18:14:41,345 INFO L78 Accepts]: Start accepts. Automaton has 6354 states and 17467 transitions. Word has length 98 [2022-03-03 18:14:41,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:41,345 INFO L470 AbstractCegarLoop]: Abstraction has 6354 states and 17467 transitions. [2022-03-03 18:14:41,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:41,345 INFO L276 IsEmpty]: Start isEmpty. Operand 6354 states and 17467 transitions. [2022-03-03 18:14:41,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:41,351 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:41,351 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:41,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-03 18:14:41,351 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:41,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:41,351 INFO L85 PathProgramCache]: Analyzing trace with hash -53298005, now seen corresponding path program 90 times [2022-03-03 18:14:41,351 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:41,352 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468065620] [2022-03-03 18:14:41,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:41,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:41,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:41,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:41,854 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:41,854 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468065620] [2022-03-03 18:14:41,854 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468065620] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:41,854 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:41,854 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:41,855 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128589028] [2022-03-03 18:14:41,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:41,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:41,855 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:41,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:41,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:41,855 INFO L87 Difference]: Start difference. First operand 6354 states and 17467 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:43,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:43,284 INFO L93 Difference]: Finished difference Result 7593 states and 20390 transitions. [2022-03-03 18:14:43,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:14:43,284 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:43,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:43,298 INFO L225 Difference]: With dead ends: 7593 [2022-03-03 18:14:43,298 INFO L226 Difference]: Without dead ends: 7593 [2022-03-03 18:14:43,298 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:14:43,298 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 930 mSDsluCounter, 1561 mSDsCounter, 0 mSdLazyCounter, 1406 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 930 SdHoareTripleChecker+Valid, 1840 SdHoareTripleChecker+Invalid, 1533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:43,298 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [930 Valid, 1840 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1406 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:14:43,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7593 states. [2022-03-03 18:14:43,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7593 to 6330. [2022-03-03 18:14:43,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6330 states, 6326 states have (on average 2.7500790388871326) internal successors, (17397), 6329 states have internal predecessors, (17397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:43,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6330 states to 6330 states and 17397 transitions. [2022-03-03 18:14:43,410 INFO L78 Accepts]: Start accepts. Automaton has 6330 states and 17397 transitions. Word has length 98 [2022-03-03 18:14:43,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:43,411 INFO L470 AbstractCegarLoop]: Abstraction has 6330 states and 17397 transitions. [2022-03-03 18:14:43,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:43,411 INFO L276 IsEmpty]: Start isEmpty. Operand 6330 states and 17397 transitions. [2022-03-03 18:14:43,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:43,417 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:43,417 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:43,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-03 18:14:43,417 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:43,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:43,417 INFO L85 PathProgramCache]: Analyzing trace with hash 803197941, now seen corresponding path program 91 times [2022-03-03 18:14:43,417 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:43,417 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197163392] [2022-03-03 18:14:43,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:43,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:43,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:43,907 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:43,907 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197163392] [2022-03-03 18:14:43,907 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197163392] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:43,907 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:43,907 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:43,907 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98789750] [2022-03-03 18:14:43,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:43,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:43,908 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:43,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:43,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:43,908 INFO L87 Difference]: Start difference. First operand 6330 states and 17397 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:45,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:45,320 INFO L93 Difference]: Finished difference Result 7761 states and 20840 transitions. [2022-03-03 18:14:45,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:45,320 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:45,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:45,333 INFO L225 Difference]: With dead ends: 7761 [2022-03-03 18:14:45,333 INFO L226 Difference]: Without dead ends: 7761 [2022-03-03 18:14:45,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:45,333 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 928 mSDsluCounter, 1378 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 928 SdHoareTripleChecker+Valid, 1672 SdHoareTripleChecker+Invalid, 1389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:45,334 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [928 Valid, 1672 Invalid, 1389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1257 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:14:45,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7761 states. [2022-03-03 18:14:45,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7761 to 6330. [2022-03-03 18:14:45,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6330 states, 6326 states have (on average 2.7500790388871326) internal successors, (17397), 6329 states have internal predecessors, (17397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:45,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6330 states to 6330 states and 17397 transitions. [2022-03-03 18:14:45,431 INFO L78 Accepts]: Start accepts. Automaton has 6330 states and 17397 transitions. Word has length 98 [2022-03-03 18:14:45,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:45,431 INFO L470 AbstractCegarLoop]: Abstraction has 6330 states and 17397 transitions. [2022-03-03 18:14:45,431 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:45,431 INFO L276 IsEmpty]: Start isEmpty. Operand 6330 states and 17397 transitions. [2022-03-03 18:14:45,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:45,436 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:45,437 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:45,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-03 18:14:45,437 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:45,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:45,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1412721801, now seen corresponding path program 92 times [2022-03-03 18:14:45,437 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:45,437 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714373425] [2022-03-03 18:14:45,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:45,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:45,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:45,999 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:45,999 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714373425] [2022-03-03 18:14:45,999 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714373425] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:45,999 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:45,999 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:45,999 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966111982] [2022-03-03 18:14:45,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:45,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:45,999 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:46,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:46,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:46,000 INFO L87 Difference]: Start difference. First operand 6330 states and 17397 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:48,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:48,142 INFO L93 Difference]: Finished difference Result 7691 states and 20677 transitions. [2022-03-03 18:14:48,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:48,143 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:48,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:48,157 INFO L225 Difference]: With dead ends: 7691 [2022-03-03 18:14:48,157 INFO L226 Difference]: Without dead ends: 7691 [2022-03-03 18:14:48,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:48,158 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1236 mSDsluCounter, 1956 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1236 SdHoareTripleChecker+Valid, 2254 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:48,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1236 Valid, 2254 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1782 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:14:48,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7691 states. [2022-03-03 18:14:48,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7691 to 6218. [2022-03-03 18:14:48,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6218 states, 6214 states have (on average 2.7468619246861925) internal successors, (17069), 6217 states have internal predecessors, (17069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:48,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 6218 states and 17069 transitions. [2022-03-03 18:14:48,324 INFO L78 Accepts]: Start accepts. Automaton has 6218 states and 17069 transitions. Word has length 98 [2022-03-03 18:14:48,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:48,325 INFO L470 AbstractCegarLoop]: Abstraction has 6218 states and 17069 transitions. [2022-03-03 18:14:48,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:48,325 INFO L276 IsEmpty]: Start isEmpty. Operand 6218 states and 17069 transitions. [2022-03-03 18:14:48,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:48,331 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:48,331 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:48,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-03 18:14:48,331 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:48,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:48,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1407942563, now seen corresponding path program 93 times [2022-03-03 18:14:48,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:48,333 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010370828] [2022-03-03 18:14:48,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:48,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:48,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:48,719 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:48,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010370828] [2022-03-03 18:14:48,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010370828] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:48,719 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:48,719 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:48,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798950014] [2022-03-03 18:14:48,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:48,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:48,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:48,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:48,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:48,720 INFO L87 Difference]: Start difference. First operand 6218 states and 17069 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:51,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:51,020 INFO L93 Difference]: Finished difference Result 7649 states and 20540 transitions. [2022-03-03 18:14:51,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:14:51,021 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:51,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:51,035 INFO L225 Difference]: With dead ends: 7649 [2022-03-03 18:14:51,036 INFO L226 Difference]: Without dead ends: 7649 [2022-03-03 18:14:51,036 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=552, Invalid=1088, Unknown=0, NotChecked=0, Total=1640 [2022-03-03 18:14:51,036 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1315 mSDsluCounter, 2256 mSDsCounter, 0 mSdLazyCounter, 2009 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1315 SdHoareTripleChecker+Valid, 2639 SdHoareTripleChecker+Invalid, 2184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 2009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:51,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1315 Valid, 2639 Invalid, 2184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 2009 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:14:51,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7649 states. [2022-03-03 18:14:51,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7649 to 6264. [2022-03-03 18:14:51,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6264 states, 6260 states have (on average 2.7482428115015973) internal successors, (17204), 6263 states have internal predecessors, (17204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:51,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6264 states to 6264 states and 17204 transitions. [2022-03-03 18:14:51,158 INFO L78 Accepts]: Start accepts. Automaton has 6264 states and 17204 transitions. Word has length 98 [2022-03-03 18:14:51,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:51,158 INFO L470 AbstractCegarLoop]: Abstraction has 6264 states and 17204 transitions. [2022-03-03 18:14:51,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:51,158 INFO L276 IsEmpty]: Start isEmpty. Operand 6264 states and 17204 transitions. [2022-03-03 18:14:51,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:51,164 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:51,164 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:51,164 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-03 18:14:51,164 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:51,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:51,165 INFO L85 PathProgramCache]: Analyzing trace with hash -1411229183, now seen corresponding path program 94 times [2022-03-03 18:14:51,165 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:51,165 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524358697] [2022-03-03 18:14:51,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:51,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:51,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:51,613 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:51,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524358697] [2022-03-03 18:14:51,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524358697] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:51,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:51,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:51,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250375295] [2022-03-03 18:14:51,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:51,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:51,613 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:51,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:51,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:51,614 INFO L87 Difference]: Start difference. First operand 6264 states and 17204 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:53,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:53,403 INFO L93 Difference]: Finished difference Result 7537 states and 20212 transitions. [2022-03-03 18:14:53,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:14:53,404 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:53,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:53,417 INFO L225 Difference]: With dead ends: 7537 [2022-03-03 18:14:53,417 INFO L226 Difference]: Without dead ends: 7537 [2022-03-03 18:14:53,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:14:53,418 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1267 mSDsluCounter, 1823 mSDsCounter, 0 mSdLazyCounter, 1772 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1267 SdHoareTripleChecker+Valid, 2123 SdHoareTripleChecker+Invalid, 1919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:53,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1267 Valid, 2123 Invalid, 1919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1772 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:14:53,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7537 states. [2022-03-03 18:14:53,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7537 to 6308. [2022-03-03 18:14:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6308 states, 6304 states have (on average 2.749524111675127) internal successors, (17333), 6307 states have internal predecessors, (17333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:53,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6308 states to 6308 states and 17333 transitions. [2022-03-03 18:14:53,535 INFO L78 Accepts]: Start accepts. Automaton has 6308 states and 17333 transitions. Word has length 98 [2022-03-03 18:14:53,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:53,535 INFO L470 AbstractCegarLoop]: Abstraction has 6308 states and 17333 transitions. [2022-03-03 18:14:53,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:53,535 INFO L276 IsEmpty]: Start isEmpty. Operand 6308 states and 17333 transitions. [2022-03-03 18:14:53,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:53,541 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:53,541 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:53,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-03 18:14:53,541 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:53,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:53,541 INFO L85 PathProgramCache]: Analyzing trace with hash -1411253363, now seen corresponding path program 95 times [2022-03-03 18:14:53,542 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:53,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896185524] [2022-03-03 18:14:53,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:53,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:54,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:54,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:54,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896185524] [2022-03-03 18:14:54,101 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896185524] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:54,101 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:54,101 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:54,101 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094861693] [2022-03-03 18:14:54,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:54,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:54,102 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:54,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:54,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:54,102 INFO L87 Difference]: Start difference. First operand 6308 states and 17333 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:56,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:56,087 INFO L93 Difference]: Finished difference Result 7621 states and 20486 transitions. [2022-03-03 18:14:56,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:14:56,088 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:56,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:56,100 INFO L225 Difference]: With dead ends: 7621 [2022-03-03 18:14:56,101 INFO L226 Difference]: Without dead ends: 7621 [2022-03-03 18:14:56,101 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:14:56,101 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1072 mSDsluCounter, 1985 mSDsCounter, 0 mSdLazyCounter, 1893 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 2275 SdHoareTripleChecker+Invalid, 2029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:56,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1072 Valid, 2275 Invalid, 2029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1893 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:14:56,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7621 states. [2022-03-03 18:14:56,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7621 to 6266. [2022-03-03 18:14:56,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6266 states, 6262 states have (on average 2.748323219418716) internal successors, (17210), 6265 states have internal predecessors, (17210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:56,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6266 states to 6266 states and 17210 transitions. [2022-03-03 18:14:56,206 INFO L78 Accepts]: Start accepts. Automaton has 6266 states and 17210 transitions. Word has length 98 [2022-03-03 18:14:56,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:56,206 INFO L470 AbstractCegarLoop]: Abstraction has 6266 states and 17210 transitions. [2022-03-03 18:14:56,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:56,206 INFO L276 IsEmpty]: Start isEmpty. Operand 6266 states and 17210 transitions. [2022-03-03 18:14:56,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:56,211 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:56,211 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:56,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-03 18:14:56,212 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:56,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:56,212 INFO L85 PathProgramCache]: Analyzing trace with hash -909398115, now seen corresponding path program 96 times [2022-03-03 18:14:56,212 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:56,212 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231700439] [2022-03-03 18:14:56,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:56,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:56,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:56,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:56,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231700439] [2022-03-03 18:14:56,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231700439] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:56,624 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:56,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:56,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196498670] [2022-03-03 18:14:56,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:56,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:56,624 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:56,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:56,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:56,625 INFO L87 Difference]: Start difference. First operand 6266 states and 17210 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:58,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:14:58,235 INFO L93 Difference]: Finished difference Result 7425 states and 19912 transitions. [2022-03-03 18:14:58,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:14:58,235 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:14:58,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:14:58,251 INFO L225 Difference]: With dead ends: 7425 [2022-03-03 18:14:58,251 INFO L226 Difference]: Without dead ends: 7425 [2022-03-03 18:14:58,251 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:14:58,251 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1325 mSDsluCounter, 1713 mSDsCounter, 0 mSdLazyCounter, 1586 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 1997 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:14:58,252 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1325 Valid, 1997 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1586 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:14:58,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7425 states. [2022-03-03 18:14:58,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7425 to 6254. [2022-03-03 18:14:58,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6254 states, 6250 states have (on average 2.748) internal successors, (17175), 6253 states have internal predecessors, (17175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:58,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6254 states to 6254 states and 17175 transitions. [2022-03-03 18:14:58,376 INFO L78 Accepts]: Start accepts. Automaton has 6254 states and 17175 transitions. Word has length 98 [2022-03-03 18:14:58,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:14:58,377 INFO L470 AbstractCegarLoop]: Abstraction has 6254 states and 17175 transitions. [2022-03-03 18:14:58,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:14:58,377 INFO L276 IsEmpty]: Start isEmpty. Operand 6254 states and 17175 transitions. [2022-03-03 18:14:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:14:58,385 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:14:58,385 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:14:58,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-03 18:14:58,386 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:14:58,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:14:58,386 INFO L85 PathProgramCache]: Analyzing trace with hash -299874255, now seen corresponding path program 97 times [2022-03-03 18:14:58,386 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:14:58,386 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665201964] [2022-03-03 18:14:58,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:14:58,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:14:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:14:58,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:14:58,978 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:14:58,978 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665201964] [2022-03-03 18:14:58,978 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665201964] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:14:58,978 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:14:58,978 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:14:58,978 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829224399] [2022-03-03 18:14:58,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:14:58,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:14:58,979 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:14:58,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:14:58,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:14:58,979 INFO L87 Difference]: Start difference. First operand 6254 states and 17175 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:00,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:00,762 INFO L93 Difference]: Finished difference Result 7523 states and 20199 transitions. [2022-03-03 18:15:00,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:00,762 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:15:00,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:00,776 INFO L225 Difference]: With dead ends: 7523 [2022-03-03 18:15:00,777 INFO L226 Difference]: Without dead ends: 7523 [2022-03-03 18:15:00,777 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:00,777 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1220 mSDsluCounter, 1786 mSDsCounter, 0 mSdLazyCounter, 1650 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 2083 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:00,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 2083 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1650 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:15:00,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7523 states. [2022-03-03 18:15:00,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7523 to 6184. [2022-03-03 18:15:00,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6184 states, 6180 states have (on average 2.7459546925566345) internal successors, (16970), 6183 states have internal predecessors, (16970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:00,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6184 states to 6184 states and 16970 transitions. [2022-03-03 18:15:00,913 INFO L78 Accepts]: Start accepts. Automaton has 6184 states and 16970 transitions. Word has length 98 [2022-03-03 18:15:00,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:00,913 INFO L470 AbstractCegarLoop]: Abstraction has 6184 states and 16970 transitions. [2022-03-03 18:15:00,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:00,913 INFO L276 IsEmpty]: Start isEmpty. Operand 6184 states and 16970 transitions. [2022-03-03 18:15:00,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:15:00,919 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:00,919 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:00,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-03 18:15:00,919 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:00,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:00,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1105656689, now seen corresponding path program 98 times [2022-03-03 18:15:00,920 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:00,920 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433892607] [2022-03-03 18:15:00,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:00,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:01,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:01,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:01,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433892607] [2022-03-03 18:15:01,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433892607] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:01,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:01,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:01,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227074218] [2022-03-03 18:15:01,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:01,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:01,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:01,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:01,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:01,433 INFO L87 Difference]: Start difference. First operand 6184 states and 16970 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:03,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:03,649 INFO L93 Difference]: Finished difference Result 7387 states and 19809 transitions. [2022-03-03 18:15:03,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-03 18:15:03,650 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:15:03,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:03,664 INFO L225 Difference]: With dead ends: 7387 [2022-03-03 18:15:03,664 INFO L226 Difference]: Without dead ends: 7387 [2022-03-03 18:15:03,664 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-03-03 18:15:03,664 INFO L933 BasicCegarLoop]: 413 mSDtfsCounter, 1048 mSDsluCounter, 1845 mSDsCounter, 0 mSdLazyCounter, 1648 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1048 SdHoareTripleChecker+Valid, 2242 SdHoareTripleChecker+Invalid, 1839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:03,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1048 Valid, 2242 Invalid, 1839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1648 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:15:03,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7387 states. [2022-03-03 18:15:03,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7387 to 6164. [2022-03-03 18:15:03,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6164 states, 6160 states have (on average 2.7451298701298703) internal successors, (16910), 6163 states have internal predecessors, (16910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:03,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6164 states to 6164 states and 16910 transitions. [2022-03-03 18:15:03,780 INFO L78 Accepts]: Start accepts. Automaton has 6164 states and 16910 transitions. Word has length 98 [2022-03-03 18:15:03,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:03,780 INFO L470 AbstractCegarLoop]: Abstraction has 6164 states and 16910 transitions. [2022-03-03 18:15:03,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:03,780 INFO L276 IsEmpty]: Start isEmpty. Operand 6164 states and 16910 transitions. [2022-03-03 18:15:03,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:15:03,786 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:03,786 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:03,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-03 18:15:03,786 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:03,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:03,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1108943309, now seen corresponding path program 99 times [2022-03-03 18:15:03,787 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:03,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366910957] [2022-03-03 18:15:03,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:03,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:03,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:04,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:04,288 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:04,288 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366910957] [2022-03-03 18:15:04,288 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366910957] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:04,288 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:04,288 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:04,289 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719153831] [2022-03-03 18:15:04,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:04,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:04,289 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:04,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:04,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:04,289 INFO L87 Difference]: Start difference. First operand 6164 states and 16910 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:05,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:05,971 INFO L93 Difference]: Finished difference Result 7359 states and 19727 transitions. [2022-03-03 18:15:05,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:05,971 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:15:05,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:05,985 INFO L225 Difference]: With dead ends: 7359 [2022-03-03 18:15:05,985 INFO L226 Difference]: Without dead ends: 7359 [2022-03-03 18:15:05,985 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:05,986 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1181 mSDsluCounter, 1608 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1181 SdHoareTripleChecker+Valid, 1900 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:05,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1181 Valid, 1900 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:15:05,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7359 states. [2022-03-03 18:15:06,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7359 to 6154. [2022-03-03 18:15:06,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6154 states, 6150 states have (on average 2.7447154471544715) internal successors, (16880), 6153 states have internal predecessors, (16880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:06,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6154 states to 6154 states and 16880 transitions. [2022-03-03 18:15:06,098 INFO L78 Accepts]: Start accepts. Automaton has 6154 states and 16880 transitions. Word has length 98 [2022-03-03 18:15:06,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:06,099 INFO L470 AbstractCegarLoop]: Abstraction has 6154 states and 16880 transitions. [2022-03-03 18:15:06,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:06,099 INFO L276 IsEmpty]: Start isEmpty. Operand 6154 states and 16880 transitions. [2022-03-03 18:15:06,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-03 18:15:06,104 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:06,105 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:06,105 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-03 18:15:06,105 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:06,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:06,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1108967489, now seen corresponding path program 100 times [2022-03-03 18:15:06,105 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:06,105 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86163417] [2022-03-03 18:15:06,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:06,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:06,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:06,800 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:06,800 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86163417] [2022-03-03 18:15:06,800 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86163417] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:06,800 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:06,800 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:06,800 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248542596] [2022-03-03 18:15:06,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:06,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:06,800 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:06,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:06,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:06,801 INFO L87 Difference]: Start difference. First operand 6154 states and 16880 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:08,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:08,357 INFO L93 Difference]: Finished difference Result 7247 states and 19427 transitions. [2022-03-03 18:15:08,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:08,357 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-03 18:15:08,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:08,371 INFO L225 Difference]: With dead ends: 7247 [2022-03-03 18:15:08,371 INFO L226 Difference]: Without dead ends: 7247 [2022-03-03 18:15:08,371 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:08,371 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1228 mSDsluCounter, 1419 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 1714 SdHoareTripleChecker+Invalid, 1532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:08,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 1714 Invalid, 1532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:08,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7247 states. [2022-03-03 18:15:08,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7247 to 5904. [2022-03-03 18:15:08,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5904 states, 5900 states have (on average 2.7366101694915255) internal successors, (16146), 5903 states have internal predecessors, (16146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:08,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 16146 transitions. [2022-03-03 18:15:08,477 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 16146 transitions. Word has length 98 [2022-03-03 18:15:08,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:08,477 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 16146 transitions. [2022-03-03 18:15:08,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 16146 transitions. [2022-03-03 18:15:08,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:08,484 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:08,484 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:08,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-03 18:15:08,485 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:08,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:08,485 INFO L85 PathProgramCache]: Analyzing trace with hash -705189197, now seen corresponding path program 1 times [2022-03-03 18:15:08,485 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:08,485 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257435019] [2022-03-03 18:15:08,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:08,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:09,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:09,419 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:09,419 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257435019] [2022-03-03 18:15:09,419 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257435019] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:09,419 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:09,419 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:09,419 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252356473] [2022-03-03 18:15:09,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:09,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:09,420 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:09,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:09,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:09,420 INFO L87 Difference]: Start difference. First operand 5904 states and 16146 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:10,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:10,995 INFO L93 Difference]: Finished difference Result 7232 states and 19161 transitions. [2022-03-03 18:15:10,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:10,995 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:10,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:11,009 INFO L225 Difference]: With dead ends: 7232 [2022-03-03 18:15:11,009 INFO L226 Difference]: Without dead ends: 7232 [2022-03-03 18:15:11,009 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:11,010 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1794 mSDsluCounter, 1497 mSDsCounter, 0 mSdLazyCounter, 1224 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1794 SdHoareTripleChecker+Valid, 1778 SdHoareTripleChecker+Invalid, 1429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:11,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1794 Valid, 1778 Invalid, 1429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1224 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:11,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7232 states. [2022-03-03 18:15:11,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7232 to 6228. [2022-03-03 18:15:11,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6228 states, 6224 states have (on average 2.7429305912596402) internal successors, (17072), 6227 states have internal predecessors, (17072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:11,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6228 states to 6228 states and 17072 transitions. [2022-03-03 18:15:11,136 INFO L78 Accepts]: Start accepts. Automaton has 6228 states and 17072 transitions. Word has length 100 [2022-03-03 18:15:11,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:11,136 INFO L470 AbstractCegarLoop]: Abstraction has 6228 states and 17072 transitions. [2022-03-03 18:15:11,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:11,137 INFO L276 IsEmpty]: Start isEmpty. Operand 6228 states and 17072 transitions. [2022-03-03 18:15:11,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:11,143 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:11,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:11,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-03 18:15:11,144 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:11,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:11,144 INFO L85 PathProgramCache]: Analyzing trace with hash 324261659, now seen corresponding path program 2 times [2022-03-03 18:15:11,144 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:11,144 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698576878] [2022-03-03 18:15:11,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:11,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:12,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:12,595 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:12,595 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698576878] [2022-03-03 18:15:12,595 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698576878] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:12,595 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:12,595 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:12,595 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531176476] [2022-03-03 18:15:12,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:12,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:12,596 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:12,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:12,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:12,596 INFO L87 Difference]: Start difference. First operand 6228 states and 17072 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:14,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:14,109 INFO L93 Difference]: Finished difference Result 7220 states and 19145 transitions. [2022-03-03 18:15:14,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:14,109 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:14,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:14,123 INFO L225 Difference]: With dead ends: 7220 [2022-03-03 18:15:14,123 INFO L226 Difference]: Without dead ends: 7220 [2022-03-03 18:15:14,124 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:14,124 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1707 mSDsluCounter, 1526 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1707 SdHoareTripleChecker+Valid, 1807 SdHoareTripleChecker+Invalid, 1407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:14,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1707 Valid, 1807 Invalid, 1407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1231 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:14,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7220 states. [2022-03-03 18:15:14,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7220 to 6270. [2022-03-03 18:15:14,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6270 states, 6266 states have (on average 2.7441749122247048) internal successors, (17195), 6269 states have internal predecessors, (17195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6270 states to 6270 states and 17195 transitions. [2022-03-03 18:15:14,263 INFO L78 Accepts]: Start accepts. Automaton has 6270 states and 17195 transitions. Word has length 100 [2022-03-03 18:15:14,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:14,263 INFO L470 AbstractCegarLoop]: Abstraction has 6270 states and 17195 transitions. [2022-03-03 18:15:14,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:14,264 INFO L276 IsEmpty]: Start isEmpty. Operand 6270 states and 17195 transitions. [2022-03-03 18:15:14,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:14,271 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:14,271 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:14,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-03 18:15:14,271 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:14,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:14,271 INFO L85 PathProgramCache]: Analyzing trace with hash 300189539, now seen corresponding path program 3 times [2022-03-03 18:15:14,271 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:14,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195901664] [2022-03-03 18:15:14,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:14,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:15,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:15,598 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:15,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195901664] [2022-03-03 18:15:15,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195901664] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:15,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:15,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:15,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061736461] [2022-03-03 18:15:15,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:15,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:15,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:15,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:15,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:15,600 INFO L87 Difference]: Start difference. First operand 6270 states and 17195 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:17,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:17,178 INFO L93 Difference]: Finished difference Result 6687 states and 18015 transitions. [2022-03-03 18:15:17,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:17,178 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:17,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:17,191 INFO L225 Difference]: With dead ends: 6687 [2022-03-03 18:15:17,191 INFO L226 Difference]: Without dead ends: 6687 [2022-03-03 18:15:17,192 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:17,192 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1698 mSDsluCounter, 1449 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 1734 SdHoareTripleChecker+Invalid, 1286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:17,192 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1698 Valid, 1734 Invalid, 1286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1111 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:17,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6687 states. [2022-03-03 18:15:17,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6687 to 6312. [2022-03-03 18:15:17,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6312 states, 6308 states have (on average 2.7454026632847177) internal successors, (17318), 6311 states have internal predecessors, (17318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:17,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6312 states to 6312 states and 17318 transitions. [2022-03-03 18:15:17,306 INFO L78 Accepts]: Start accepts. Automaton has 6312 states and 17318 transitions. Word has length 100 [2022-03-03 18:15:17,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:17,306 INFO L470 AbstractCegarLoop]: Abstraction has 6312 states and 17318 transitions. [2022-03-03 18:15:17,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:17,306 INFO L276 IsEmpty]: Start isEmpty. Operand 6312 states and 17318 transitions. [2022-03-03 18:15:17,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:17,313 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:17,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:17,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-03 18:15:17,314 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:17,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:17,314 INFO L85 PathProgramCache]: Analyzing trace with hash 422590217, now seen corresponding path program 4 times [2022-03-03 18:15:17,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:17,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171962869] [2022-03-03 18:15:17,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:17,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:17,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:17,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:17,870 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171962869] [2022-03-03 18:15:17,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171962869] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:17,870 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:17,871 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:17,871 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211778662] [2022-03-03 18:15:17,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:17,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:17,871 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:17,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:17,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:17,871 INFO L87 Difference]: Start difference. First operand 6312 states and 17318 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:19,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:19,372 INFO L93 Difference]: Finished difference Result 8337 states and 21791 transitions. [2022-03-03 18:15:19,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:15:19,372 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:19,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:19,385 INFO L225 Difference]: With dead ends: 8337 [2022-03-03 18:15:19,386 INFO L226 Difference]: Without dead ends: 8337 [2022-03-03 18:15:19,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:15:19,386 INFO L933 BasicCegarLoop]: 450 mSDtfsCounter, 1660 mSDsluCounter, 1957 mSDsCounter, 0 mSdLazyCounter, 1723 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1660 SdHoareTripleChecker+Valid, 2352 SdHoareTripleChecker+Invalid, 1924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:19,386 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1660 Valid, 2352 Invalid, 1924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:15:19,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8337 states. [2022-03-03 18:15:19,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8337 to 6382. [2022-03-03 18:15:19,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6382 states, 6378 states have (on average 2.7474129821260584) internal successors, (17523), 6381 states have internal predecessors, (17523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:19,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6382 states to 6382 states and 17523 transitions. [2022-03-03 18:15:19,490 INFO L78 Accepts]: Start accepts. Automaton has 6382 states and 17523 transitions. Word has length 100 [2022-03-03 18:15:19,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:19,490 INFO L470 AbstractCegarLoop]: Abstraction has 6382 states and 17523 transitions. [2022-03-03 18:15:19,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:19,491 INFO L276 IsEmpty]: Start isEmpty. Operand 6382 states and 17523 transitions. [2022-03-03 18:15:19,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:19,496 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:19,496 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:19,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-03 18:15:19,497 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:19,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:19,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1452041073, now seen corresponding path program 5 times [2022-03-03 18:15:19,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:19,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492007020] [2022-03-03 18:15:19,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:19,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:19,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:20,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:20,420 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:20,420 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492007020] [2022-03-03 18:15:20,421 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492007020] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:20,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:20,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:20,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827789944] [2022-03-03 18:15:20,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:20,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:20,421 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:20,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:20,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:20,421 INFO L87 Difference]: Start difference. First operand 6382 states and 17523 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:22,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:22,279 INFO L93 Difference]: Finished difference Result 8421 states and 22023 transitions. [2022-03-03 18:15:22,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:15:22,280 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:22,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:22,292 INFO L225 Difference]: With dead ends: 8421 [2022-03-03 18:15:22,292 INFO L226 Difference]: Without dead ends: 8421 [2022-03-03 18:15:22,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:15:22,293 INFO L933 BasicCegarLoop]: 450 mSDtfsCounter, 1697 mSDsluCounter, 1986 mSDsCounter, 0 mSdLazyCounter, 1692 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1697 SdHoareTripleChecker+Valid, 2380 SdHoareTripleChecker+Invalid, 1935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:22,293 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1697 Valid, 2380 Invalid, 1935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1692 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:15:22,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8421 states. [2022-03-03 18:15:22,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8421 to 6438. [2022-03-03 18:15:22,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6438 states, 6434 states have (on average 2.748989741995648) internal successors, (17687), 6437 states have internal predecessors, (17687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:22,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6438 states to 6438 states and 17687 transitions. [2022-03-03 18:15:22,433 INFO L78 Accepts]: Start accepts. Automaton has 6438 states and 17687 transitions. Word has length 100 [2022-03-03 18:15:22,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:22,434 INFO L470 AbstractCegarLoop]: Abstraction has 6438 states and 17687 transitions. [2022-03-03 18:15:22,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:22,434 INFO L276 IsEmpty]: Start isEmpty. Operand 6438 states and 17687 transitions. [2022-03-03 18:15:22,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:22,440 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:22,440 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:22,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-03 18:15:22,440 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:22,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:22,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1427968953, now seen corresponding path program 6 times [2022-03-03 18:15:22,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:22,441 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772150730] [2022-03-03 18:15:22,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:22,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:22,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:23,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:23,418 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:23,418 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772150730] [2022-03-03 18:15:23,418 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772150730] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:23,418 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:23,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:23,418 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941941632] [2022-03-03 18:15:23,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:23,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:23,418 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:23,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:23,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:23,419 INFO L87 Difference]: Start difference. First operand 6438 states and 17687 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:24,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:24,907 INFO L93 Difference]: Finished difference Result 8280 states and 21985 transitions. [2022-03-03 18:15:24,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:24,907 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:24,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:24,921 INFO L225 Difference]: With dead ends: 8280 [2022-03-03 18:15:24,921 INFO L226 Difference]: Without dead ends: 8280 [2022-03-03 18:15:24,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:24,922 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1790 mSDsluCounter, 1811 mSDsCounter, 0 mSdLazyCounter, 1484 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1790 SdHoareTripleChecker+Valid, 2149 SdHoareTripleChecker+Invalid, 1697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:24,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1790 Valid, 2149 Invalid, 1697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1484 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:15:24,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8280 states. [2022-03-03 18:15:25,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8280 to 6396. [2022-03-03 18:15:25,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6396 states, 6392 states have (on average 2.7478097622027535) internal successors, (17564), 6395 states have internal predecessors, (17564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:25,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6396 states to 6396 states and 17564 transitions. [2022-03-03 18:15:25,025 INFO L78 Accepts]: Start accepts. Automaton has 6396 states and 17564 transitions. Word has length 100 [2022-03-03 18:15:25,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:25,025 INFO L470 AbstractCegarLoop]: Abstraction has 6396 states and 17564 transitions. [2022-03-03 18:15:25,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:25,025 INFO L276 IsEmpty]: Start isEmpty. Operand 6396 states and 17564 transitions. [2022-03-03 18:15:25,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:25,031 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:25,031 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:25,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-03 18:15:25,031 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:25,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:25,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1620442167, now seen corresponding path program 7 times [2022-03-03 18:15:25,032 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:25,032 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338498525] [2022-03-03 18:15:25,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:25,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:25,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:25,710 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:25,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338498525] [2022-03-03 18:15:25,710 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338498525] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:25,710 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:25,710 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:25,710 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768699244] [2022-03-03 18:15:25,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:25,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:25,710 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:25,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:25,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:25,711 INFO L87 Difference]: Start difference. First operand 6396 states and 17564 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:26,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:26,837 INFO L93 Difference]: Finished difference Result 7594 states and 20074 transitions. [2022-03-03 18:15:26,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:26,837 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:26,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:26,849 INFO L225 Difference]: With dead ends: 7594 [2022-03-03 18:15:26,849 INFO L226 Difference]: Without dead ends: 7594 [2022-03-03 18:15:26,850 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:26,850 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 1662 mSDsluCounter, 1544 mSDsCounter, 0 mSdLazyCounter, 1239 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1662 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 1382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:26,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1662 Valid, 1886 Invalid, 1382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1239 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:15:26,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7594 states. [2022-03-03 18:15:26,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7594 to 6410. [2022-03-03 18:15:26,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6410 states, 6406 states have (on average 2.748204807992507) internal successors, (17605), 6409 states have internal predecessors, (17605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:26,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6410 states to 6410 states and 17605 transitions. [2022-03-03 18:15:26,945 INFO L78 Accepts]: Start accepts. Automaton has 6410 states and 17605 transitions. Word has length 100 [2022-03-03 18:15:26,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:26,946 INFO L470 AbstractCegarLoop]: Abstraction has 6410 states and 17605 transitions. [2022-03-03 18:15:26,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:26,946 INFO L276 IsEmpty]: Start isEmpty. Operand 6410 states and 17605 transitions. [2022-03-03 18:15:26,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:26,951 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:26,951 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:26,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-03 18:15:26,952 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:26,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:26,952 INFO L85 PathProgramCache]: Analyzing trace with hash 16435037, now seen corresponding path program 8 times [2022-03-03 18:15:26,952 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:26,952 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414267309] [2022-03-03 18:15:26,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:26,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:28,126 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:28,126 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414267309] [2022-03-03 18:15:28,126 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414267309] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:28,127 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:28,127 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:28,127 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449263467] [2022-03-03 18:15:28,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:28,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:28,127 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:28,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:28,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:28,127 INFO L87 Difference]: Start difference. First operand 6410 states and 17605 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:29,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:29,822 INFO L93 Difference]: Finished difference Result 7804 states and 20661 transitions. [2022-03-03 18:15:29,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:29,822 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:29,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:29,836 INFO L225 Difference]: With dead ends: 7804 [2022-03-03 18:15:29,837 INFO L226 Difference]: Without dead ends: 7804 [2022-03-03 18:15:29,837 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:29,837 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1742 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1742 SdHoareTripleChecker+Valid, 2123 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:29,837 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1742 Valid, 2123 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:15:29,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7804 states. [2022-03-03 18:15:30,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7804 to 6368. [2022-03-03 18:15:30,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.7470144563167818) internal successors, (17482), 6367 states have internal predecessors, (17482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:30,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17482 transitions. [2022-03-03 18:15:30,031 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17482 transitions. Word has length 100 [2022-03-03 18:15:30,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:30,031 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17482 transitions. [2022-03-03 18:15:30,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:30,032 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17482 transitions. [2022-03-03 18:15:30,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:30,037 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:30,037 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:30,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-03 18:15:30,037 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:30,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:30,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1138460997, now seen corresponding path program 9 times [2022-03-03 18:15:30,040 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:30,040 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502811702] [2022-03-03 18:15:30,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:30,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:30,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:30,692 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:30,692 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502811702] [2022-03-03 18:15:30,692 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502811702] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:30,692 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:30,692 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:30,692 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471417451] [2022-03-03 18:15:30,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:30,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:30,693 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:30,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:30,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:30,693 INFO L87 Difference]: Start difference. First operand 6368 states and 17482 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:32,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:32,471 INFO L93 Difference]: Finished difference Result 8841 states and 23183 transitions. [2022-03-03 18:15:32,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:15:32,472 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:32,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:32,487 INFO L225 Difference]: With dead ends: 8841 [2022-03-03 18:15:32,487 INFO L226 Difference]: Without dead ends: 8841 [2022-03-03 18:15:32,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:15:32,487 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 1499 mSDsluCounter, 1972 mSDsCounter, 0 mSdLazyCounter, 1714 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1499 SdHoareTripleChecker+Valid, 2378 SdHoareTripleChecker+Invalid, 1931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:32,488 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1499 Valid, 2378 Invalid, 1931 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1714 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:15:32,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8841 states. [2022-03-03 18:15:32,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8841 to 6452. [2022-03-03 18:15:32,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6452 states, 6448 states have (on average 2.7493796526054592) internal successors, (17728), 6451 states have internal predecessors, (17728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:32,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6452 states to 6452 states and 17728 transitions. [2022-03-03 18:15:32,598 INFO L78 Accepts]: Start accepts. Automaton has 6452 states and 17728 transitions. Word has length 100 [2022-03-03 18:15:32,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:32,598 INFO L470 AbstractCegarLoop]: Abstraction has 6452 states and 17728 transitions. [2022-03-03 18:15:32,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:32,599 INFO L276 IsEmpty]: Start isEmpty. Operand 6452 states and 17728 transitions. [2022-03-03 18:15:32,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:32,604 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:32,605 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:32,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-03 18:15:32,605 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:32,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:32,605 INFO L85 PathProgramCache]: Analyzing trace with hash -109010141, now seen corresponding path program 10 times [2022-03-03 18:15:32,605 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:32,605 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474586143] [2022-03-03 18:15:32,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:32,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:33,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:33,361 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:33,361 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474586143] [2022-03-03 18:15:33,361 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474586143] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:33,361 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:33,361 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:33,361 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427113262] [2022-03-03 18:15:33,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:33,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:33,362 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:33,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:33,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:33,362 INFO L87 Difference]: Start difference. First operand 6452 states and 17728 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:34,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:34,646 INFO L93 Difference]: Finished difference Result 8757 states and 22951 transitions. [2022-03-03 18:15:34,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:34,646 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:34,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:34,660 INFO L225 Difference]: With dead ends: 8757 [2022-03-03 18:15:34,661 INFO L226 Difference]: Without dead ends: 8757 [2022-03-03 18:15:34,661 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:34,661 INFO L933 BasicCegarLoop]: 428 mSDtfsCounter, 1932 mSDsluCounter, 1457 mSDsCounter, 0 mSdLazyCounter, 1321 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1932 SdHoareTripleChecker+Valid, 1834 SdHoareTripleChecker+Invalid, 1597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:34,661 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1932 Valid, 1834 Invalid, 1597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1321 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:15:34,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8757 states. [2022-03-03 18:15:34,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8757 to 6494. [2022-03-03 18:15:34,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6494 states, 6490 states have (on average 2.7505392912172573) internal successors, (17851), 6493 states have internal predecessors, (17851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:34,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6494 states to 6494 states and 17851 transitions. [2022-03-03 18:15:34,770 INFO L78 Accepts]: Start accepts. Automaton has 6494 states and 17851 transitions. Word has length 100 [2022-03-03 18:15:34,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:34,770 INFO L470 AbstractCegarLoop]: Abstraction has 6494 states and 17851 transitions. [2022-03-03 18:15:34,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:34,770 INFO L276 IsEmpty]: Start isEmpty. Operand 6494 states and 17851 transitions. [2022-03-03 18:15:34,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:34,776 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:34,776 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:34,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-03 18:15:34,776 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:34,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:34,776 INFO L85 PathProgramCache]: Analyzing trace with hash -133082261, now seen corresponding path program 11 times [2022-03-03 18:15:34,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:34,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469021182] [2022-03-03 18:15:34,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:34,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:36,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:36,130 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:36,130 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469021182] [2022-03-03 18:15:36,130 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469021182] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:36,130 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:36,131 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:36,131 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058923863] [2022-03-03 18:15:36,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:36,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:36,131 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:36,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:36,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:36,131 INFO L87 Difference]: Start difference. First operand 6494 states and 17851 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:37,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:37,517 INFO L93 Difference]: Finished difference Result 8224 states and 21821 transitions. [2022-03-03 18:15:37,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:37,517 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:37,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:37,530 INFO L225 Difference]: With dead ends: 8224 [2022-03-03 18:15:37,530 INFO L226 Difference]: Without dead ends: 8224 [2022-03-03 18:15:37,531 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:37,531 INFO L933 BasicCegarLoop]: 395 mSDtfsCounter, 1722 mSDsluCounter, 1486 mSDsCounter, 0 mSdLazyCounter, 1266 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1722 SdHoareTripleChecker+Valid, 1832 SdHoareTripleChecker+Invalid, 1448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:37,531 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1722 Valid, 1832 Invalid, 1448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1266 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:15:37,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8224 states. [2022-03-03 18:15:37,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8224 to 6368. [2022-03-03 18:15:37,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.7470144563167818) internal successors, (17482), 6367 states have internal predecessors, (17482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:37,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17482 transitions. [2022-03-03 18:15:37,631 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17482 transitions. Word has length 100 [2022-03-03 18:15:37,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:37,631 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17482 transitions. [2022-03-03 18:15:37,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:37,631 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17482 transitions. [2022-03-03 18:15:37,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:37,637 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:37,637 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:37,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-03 18:15:37,637 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:37,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:37,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1942916533, now seen corresponding path program 12 times [2022-03-03 18:15:37,637 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:37,637 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416368194] [2022-03-03 18:15:37,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:37,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:38,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:38,252 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:38,253 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416368194] [2022-03-03 18:15:38,253 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416368194] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:38,253 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:38,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:38,253 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081452231] [2022-03-03 18:15:38,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:38,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:38,253 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:38,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:38,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:38,254 INFO L87 Difference]: Start difference. First operand 6368 states and 17482 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:40,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:40,187 INFO L93 Difference]: Finished difference Result 8561 states and 22433 transitions. [2022-03-03 18:15:40,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:15:40,187 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:40,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:40,202 INFO L225 Difference]: With dead ends: 8561 [2022-03-03 18:15:40,202 INFO L226 Difference]: Without dead ends: 8561 [2022-03-03 18:15:40,202 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:15:40,202 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1789 mSDsluCounter, 1929 mSDsCounter, 0 mSdLazyCounter, 1755 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1789 SdHoareTripleChecker+Valid, 2330 SdHoareTripleChecker+Invalid, 2035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:40,203 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1789 Valid, 2330 Invalid, 2035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1755 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:15:40,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8561 states. [2022-03-03 18:15:40,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8561 to 6480. [2022-03-03 18:15:40,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.750154416306362) internal successors, (17810), 6479 states have internal predecessors, (17810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:40,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17810 transitions. [2022-03-03 18:15:40,317 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17810 transitions. Word has length 100 [2022-03-03 18:15:40,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:40,317 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17810 transitions. [2022-03-03 18:15:40,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:40,318 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17810 transitions. [2022-03-03 18:15:40,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:40,323 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:40,323 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:40,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-03 18:15:40,324 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:40,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:40,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1322599907, now seen corresponding path program 13 times [2022-03-03 18:15:40,324 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:40,324 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873674782] [2022-03-03 18:15:40,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:40,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:41,066 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:41,066 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873674782] [2022-03-03 18:15:41,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873674782] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:41,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:41,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:41,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100360817] [2022-03-03 18:15:41,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:41,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:41,066 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:41,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:41,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:41,067 INFO L87 Difference]: Start difference. First operand 6480 states and 17810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:42,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:42,616 INFO L93 Difference]: Finished difference Result 8645 states and 22665 transitions. [2022-03-03 18:15:42,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:15:42,616 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:42,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:42,629 INFO L225 Difference]: With dead ends: 8645 [2022-03-03 18:15:42,630 INFO L226 Difference]: Without dead ends: 8645 [2022-03-03 18:15:42,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:15:42,630 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1780 mSDsluCounter, 1631 mSDsCounter, 0 mSdLazyCounter, 1512 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1780 SdHoareTripleChecker+Valid, 2036 SdHoareTripleChecker+Invalid, 1840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 1512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:42,630 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1780 Valid, 2036 Invalid, 1840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 1512 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:15:42,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8645 states. [2022-03-03 18:15:42,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8645 to 6564. [2022-03-03 18:15:42,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:42,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-03-03 18:15:42,740 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-03-03 18:15:42,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:42,740 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-03-03 18:15:42,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:42,741 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-03-03 18:15:42,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:42,746 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:42,746 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:42,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-03 18:15:42,748 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:42,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:42,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1346672027, now seen corresponding path program 14 times [2022-03-03 18:15:42,748 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:42,748 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586455222] [2022-03-03 18:15:42,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:42,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:44,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:44,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:44,163 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586455222] [2022-03-03 18:15:44,163 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586455222] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:44,164 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:44,164 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:44,164 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043017636] [2022-03-03 18:15:44,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:44,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:44,164 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:44,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:44,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:44,165 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:45,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:45,441 INFO L93 Difference]: Finished difference Result 8504 states and 22627 transitions. [2022-03-03 18:15:45,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:45,441 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:45,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:45,456 INFO L225 Difference]: With dead ends: 8504 [2022-03-03 18:15:45,457 INFO L226 Difference]: Without dead ends: 8504 [2022-03-03 18:15:45,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:45,457 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1865 mSDsluCounter, 1330 mSDsCounter, 0 mSdLazyCounter, 1232 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1865 SdHoareTripleChecker+Valid, 1677 SdHoareTripleChecker+Invalid, 1511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 1232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:45,457 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1865 Valid, 1677 Invalid, 1511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 1232 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:15:45,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8504 states. [2022-03-03 18:15:45,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8504 to 6522. [2022-03-03 18:15:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6522 states, 6518 states have (on average 2.7513040810064435) internal successors, (17933), 6521 states have internal predecessors, (17933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:45,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6522 states to 6522 states and 17933 transitions. [2022-03-03 18:15:45,582 INFO L78 Accepts]: Start accepts. Automaton has 6522 states and 17933 transitions. Word has length 100 [2022-03-03 18:15:45,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:45,582 INFO L470 AbstractCegarLoop]: Abstraction has 6522 states and 17933 transitions. [2022-03-03 18:15:45,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:45,582 INFO L276 IsEmpty]: Start isEmpty. Operand 6522 states and 17933 transitions. [2022-03-03 18:15:45,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:45,589 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:45,589 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:45,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-03 18:15:45,589 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:45,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:45,589 INFO L85 PathProgramCache]: Analyzing trace with hash -100115851, now seen corresponding path program 15 times [2022-03-03 18:15:45,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:45,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715197594] [2022-03-03 18:15:45,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:45,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:45,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:46,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:46,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:46,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715197594] [2022-03-03 18:15:46,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715197594] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:46,779 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:46,779 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:46,779 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004398259] [2022-03-03 18:15:46,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:46,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:46,779 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:46,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:46,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:46,780 INFO L87 Difference]: Start difference. First operand 6522 states and 17933 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:48,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:48,357 INFO L93 Difference]: Finished difference Result 8140 states and 21617 transitions. [2022-03-03 18:15:48,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:48,358 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:48,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:48,371 INFO L225 Difference]: With dead ends: 8140 [2022-03-03 18:15:48,371 INFO L226 Difference]: Without dead ends: 8140 [2022-03-03 18:15:48,371 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:48,371 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1356 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1356 SdHoareTripleChecker+Valid, 1897 SdHoareTripleChecker+Invalid, 1546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:48,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1356 Valid, 1897 Invalid, 1546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:15:48,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8140 states. [2022-03-03 18:15:48,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8140 to 6536. [2022-03-03 18:15:48,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:48,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-03 18:15:48,487 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-03 18:15:48,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:48,487 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-03 18:15:48,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:48,487 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-03 18:15:48,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:48,493 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:48,493 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:48,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-03 18:15:48,493 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:48,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:48,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1536761353, now seen corresponding path program 16 times [2022-03-03 18:15:48,493 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:48,493 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696809212] [2022-03-03 18:15:48,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:48,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:49,171 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:49,171 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696809212] [2022-03-03 18:15:49,171 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696809212] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:49,171 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:49,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:49,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414370666] [2022-03-03 18:15:49,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:49,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:49,172 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:49,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:49,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:49,172 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:50,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:50,897 INFO L93 Difference]: Finished difference Result 8308 states and 22081 transitions. [2022-03-03 18:15:50,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:50,898 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:50,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:50,911 INFO L225 Difference]: With dead ends: 8308 [2022-03-03 18:15:50,912 INFO L226 Difference]: Without dead ends: 8308 [2022-03-03 18:15:50,912 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:50,913 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1493 mSDsluCounter, 2152 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1493 SdHoareTripleChecker+Valid, 2502 SdHoareTripleChecker+Invalid, 1998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:50,914 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1493 Valid, 2502 Invalid, 1998 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1792 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:15:50,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8308 states. [2022-03-03 18:15:51,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8308 to 6508. [2022-03-03 18:15:51,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6508 states, 6504 states have (on average 2.7509225092250924) internal successors, (17892), 6507 states have internal predecessors, (17892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:51,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6508 states to 6508 states and 17892 transitions. [2022-03-03 18:15:51,025 INFO L78 Accepts]: Start accepts. Automaton has 6508 states and 17892 transitions. Word has length 100 [2022-03-03 18:15:51,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:51,026 INFO L470 AbstractCegarLoop]: Abstraction has 6508 states and 17892 transitions. [2022-03-03 18:15:51,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:51,026 INFO L276 IsEmpty]: Start isEmpty. Operand 6508 states and 17892 transitions. [2022-03-03 18:15:51,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:51,031 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:51,032 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:51,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-03 18:15:51,032 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:51,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:51,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1942095589, now seen corresponding path program 17 times [2022-03-03 18:15:51,032 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:51,032 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875160295] [2022-03-03 18:15:51,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:51,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:51,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:51,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:51,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875160295] [2022-03-03 18:15:51,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875160295] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:51,877 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:51,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:51,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238845863] [2022-03-03 18:15:51,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:51,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:51,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:51,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:51,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:51,878 INFO L87 Difference]: Start difference. First operand 6508 states and 17892 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:53,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:53,390 INFO L93 Difference]: Finished difference Result 7804 states and 20675 transitions. [2022-03-03 18:15:53,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:15:53,391 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:53,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:53,405 INFO L225 Difference]: With dead ends: 7804 [2022-03-03 18:15:53,405 INFO L226 Difference]: Without dead ends: 7804 [2022-03-03 18:15:53,406 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:15:53,406 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1285 mSDsluCounter, 1749 mSDsCounter, 0 mSdLazyCounter, 1450 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1285 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 1612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:53,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1285 Valid, 2077 Invalid, 1612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1450 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:15:53,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7804 states. [2022-03-03 18:15:53,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7804 to 6536. [2022-03-03 18:15:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:53,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-03 18:15:53,534 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-03 18:15:53,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:53,535 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-03 18:15:53,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:53,535 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-03 18:15:53,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:53,541 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:53,541 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:53,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-03 18:15:53,541 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:53,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:53,542 INFO L85 PathProgramCache]: Analyzing trace with hash 400978863, now seen corresponding path program 18 times [2022-03-03 18:15:53,542 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:53,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229060834] [2022-03-03 18:15:53,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:53,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:53,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:54,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:54,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:54,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229060834] [2022-03-03 18:15:54,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229060834] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:54,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:54,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:54,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229625932] [2022-03-03 18:15:54,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:54,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:54,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:54,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:54,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:54,684 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:55,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:55,997 INFO L93 Difference]: Finished difference Result 8028 states and 21275 transitions. [2022-03-03 18:15:55,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:15:55,997 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:55,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:56,012 INFO L225 Difference]: With dead ends: 8028 [2022-03-03 18:15:56,012 INFO L226 Difference]: Without dead ends: 8028 [2022-03-03 18:15:56,013 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:15:56,013 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1554 mSDsluCounter, 1502 mSDsCounter, 0 mSdLazyCounter, 1285 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1554 SdHoareTripleChecker+Valid, 1843 SdHoareTripleChecker+Invalid, 1513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:56,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1554 Valid, 1843 Invalid, 1513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1285 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:15:56,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8028 states. [2022-03-03 18:15:56,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8028 to 6536. [2022-03-03 18:15:56,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:56,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-03 18:15:56,137 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-03 18:15:56,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:56,137 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-03 18:15:56,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:56,137 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-03 18:15:56,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:56,143 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:56,143 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:56,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-03 18:15:56,144 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:56,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:56,144 INFO L85 PathProgramCache]: Analyzing trace with hash 2037856067, now seen corresponding path program 19 times [2022-03-03 18:15:56,144 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:56,144 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122848101] [2022-03-03 18:15:56,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:56,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:57,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:57,039 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:57,039 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122848101] [2022-03-03 18:15:57,039 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122848101] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:57,039 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:57,039 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:57,039 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326966728] [2022-03-03 18:15:57,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:57,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:57,039 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:57,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:57,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:57,040 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:58,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:15:58,811 INFO L93 Difference]: Finished difference Result 8014 states and 21262 transitions. [2022-03-03 18:15:58,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:15:58,811 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:15:58,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:15:58,824 INFO L225 Difference]: With dead ends: 8014 [2022-03-03 18:15:58,824 INFO L226 Difference]: Without dead ends: 8014 [2022-03-03 18:15:58,824 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:15:58,824 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 1669 mSDsluCounter, 2019 mSDsCounter, 0 mSdLazyCounter, 1731 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1669 SdHoareTripleChecker+Valid, 2367 SdHoareTripleChecker+Invalid, 1936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:15:58,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1669 Valid, 2367 Invalid, 1936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1731 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:15:58,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8014 states. [2022-03-03 18:15:58,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8014 to 6480. [2022-03-03 18:15:58,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.750154416306362) internal successors, (17810), 6479 states have internal predecessors, (17810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:58,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17810 transitions. [2022-03-03 18:15:58,938 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17810 transitions. Word has length 100 [2022-03-03 18:15:58,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:15:58,938 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17810 transitions. [2022-03-03 18:15:58,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:15:58,938 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17810 transitions. [2022-03-03 18:15:58,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:15:58,944 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:15:58,944 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:15:58,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-03 18:15:58,944 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:15:58,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:15:58,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1899560287, now seen corresponding path program 20 times [2022-03-03 18:15:58,945 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:15:58,945 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446517925] [2022-03-03 18:15:58,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:15:58,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:15:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:15:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:15:59,568 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:15:59,568 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446517925] [2022-03-03 18:15:59,568 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446517925] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:15:59,568 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:15:59,568 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:15:59,568 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201891019] [2022-03-03 18:15:59,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:15:59,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:15:59,568 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:15:59,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:15:59,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:15:59,569 INFO L87 Difference]: Start difference. First operand 6480 states and 17810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:01,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:01,367 INFO L93 Difference]: Finished difference Result 9149 states and 24043 transitions. [2022-03-03 18:16:01,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:16:01,367 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:01,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:01,382 INFO L225 Difference]: With dead ends: 9149 [2022-03-03 18:16:01,382 INFO L226 Difference]: Without dead ends: 9149 [2022-03-03 18:16:01,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=437, Invalid=895, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:16:01,382 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 1444 mSDsluCounter, 1963 mSDsCounter, 0 mSdLazyCounter, 1809 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1444 SdHoareTripleChecker+Valid, 2376 SdHoareTripleChecker+Invalid, 2060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 1809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:01,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1444 Valid, 2376 Invalid, 2060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 1809 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:16:01,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9149 states. [2022-03-03 18:16:01,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9149 to 6550. [2022-03-03 18:16:01,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6550 states, 6546 states have (on average 2.752062328139322) internal successors, (18015), 6549 states have internal predecessors, (18015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:01,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6550 states to 6550 states and 18015 transitions. [2022-03-03 18:16:01,491 INFO L78 Accepts]: Start accepts. Automaton has 6550 states and 18015 transitions. Word has length 100 [2022-03-03 18:16:01,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:01,491 INFO L470 AbstractCegarLoop]: Abstraction has 6550 states and 18015 transitions. [2022-03-03 18:16:01,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:01,491 INFO L276 IsEmpty]: Start isEmpty. Operand 6550 states and 18015 transitions. [2022-03-03 18:16:01,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:01,497 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:01,497 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:01,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-03 18:16:01,497 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:01,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:01,498 INFO L85 PathProgramCache]: Analyzing trace with hash -870109431, now seen corresponding path program 21 times [2022-03-03 18:16:01,498 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:01,498 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146853548] [2022-03-03 18:16:01,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:01,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:02,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:02,573 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:02,573 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146853548] [2022-03-03 18:16:02,573 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146853548] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:02,573 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:02,573 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:02,573 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980155020] [2022-03-03 18:16:02,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:02,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:02,574 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:02,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:02,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:02,574 INFO L87 Difference]: Start difference. First operand 6550 states and 18015 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:04,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:04,167 INFO L93 Difference]: Finished difference Result 8813 states and 23115 transitions. [2022-03-03 18:16:04,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:16:04,167 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:04,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:04,180 INFO L225 Difference]: With dead ends: 8813 [2022-03-03 18:16:04,181 INFO L226 Difference]: Without dead ends: 8813 [2022-03-03 18:16:04,181 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:16:04,181 INFO L933 BasicCegarLoop]: 426 mSDtfsCounter, 1538 mSDsluCounter, 1686 mSDsCounter, 0 mSdLazyCounter, 1523 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1538 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 1819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:04,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1538 Valid, 2077 Invalid, 1819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1523 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:16:04,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8813 states. [2022-03-03 18:16:04,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8813 to 6606. [2022-03-03 18:16:04,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6606 states, 6602 states have (on average 2.7535595274159346) internal successors, (18179), 6605 states have internal predecessors, (18179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:04,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6606 states to 6606 states and 18179 transitions. [2022-03-03 18:16:04,278 INFO L78 Accepts]: Start accepts. Automaton has 6606 states and 18179 transitions. Word has length 100 [2022-03-03 18:16:04,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:04,278 INFO L470 AbstractCegarLoop]: Abstraction has 6606 states and 18179 transitions. [2022-03-03 18:16:04,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:04,278 INFO L276 IsEmpty]: Start isEmpty. Operand 6606 states and 18179 transitions. [2022-03-03 18:16:04,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:04,284 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:04,284 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:04,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-03 18:16:04,284 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:04,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:04,285 INFO L85 PathProgramCache]: Analyzing trace with hash -894181551, now seen corresponding path program 22 times [2022-03-03 18:16:04,285 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:04,285 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464648066] [2022-03-03 18:16:04,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:04,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:05,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:05,563 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:05,563 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464648066] [2022-03-03 18:16:05,563 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464648066] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:05,563 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:05,563 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:05,563 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818426357] [2022-03-03 18:16:05,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:05,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:05,563 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:05,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:05,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:05,564 INFO L87 Difference]: Start difference. First operand 6606 states and 18179 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:07,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:07,401 INFO L93 Difference]: Finished difference Result 8672 states and 23077 transitions. [2022-03-03 18:16:07,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:07,401 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:07,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:07,416 INFO L225 Difference]: With dead ends: 8672 [2022-03-03 18:16:07,416 INFO L226 Difference]: Without dead ends: 8672 [2022-03-03 18:16:07,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:07,416 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 1581 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 1763 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 2287 SdHoareTripleChecker+Invalid, 1949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 1763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:07,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 2287 Invalid, 1949 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 1763 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:16:07,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8672 states. [2022-03-03 18:16:07,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8672 to 6564. [2022-03-03 18:16:07,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:07,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-03-03 18:16:07,531 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-03-03 18:16:07,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:07,531 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-03-03 18:16:07,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:07,531 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-03-03 18:16:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:07,537 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:07,537 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:07,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-03 18:16:07,538 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:07,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:07,538 INFO L85 PathProgramCache]: Analyzing trace with hash 352374625, now seen corresponding path program 23 times [2022-03-03 18:16:07,538 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:07,538 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378560270] [2022-03-03 18:16:07,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:07,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:08,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:08,331 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:08,331 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378560270] [2022-03-03 18:16:08,331 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378560270] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:08,331 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:08,331 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:08,331 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480200915] [2022-03-03 18:16:08,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:08,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:08,332 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:08,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:08,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:08,332 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:09,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:09,867 INFO L93 Difference]: Finished difference Result 8112 states and 21535 transitions. [2022-03-03 18:16:09,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:09,891 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:09,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:09,904 INFO L225 Difference]: With dead ends: 8112 [2022-03-03 18:16:09,905 INFO L226 Difference]: Without dead ends: 8112 [2022-03-03 18:16:09,905 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:09,905 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1440 mSDsluCounter, 1641 mSDsCounter, 0 mSdLazyCounter, 1440 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1440 SdHoareTripleChecker+Valid, 1976 SdHoareTripleChecker+Invalid, 1613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 1440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:09,905 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1440 Valid, 1976 Invalid, 1613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 1440 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:16:09,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8112 states. [2022-03-03 18:16:09,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8112 to 6564. [2022-03-03 18:16:10,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:10,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-03-03 18:16:10,015 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-03-03 18:16:10,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:10,016 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-03-03 18:16:10,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:10,016 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-03-03 18:16:10,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:10,022 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:10,022 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:10,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-03 18:16:10,022 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:10,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:10,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1989251829, now seen corresponding path program 24 times [2022-03-03 18:16:10,022 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:10,022 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551921582] [2022-03-03 18:16:10,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:10,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:11,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:11,070 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:11,070 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551921582] [2022-03-03 18:16:11,070 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551921582] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:11,070 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:11,070 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:11,070 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957864754] [2022-03-03 18:16:11,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:11,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:11,071 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:11,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:11,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:11,071 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:12,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:12,978 INFO L93 Difference]: Finished difference Result 8322 states and 22122 transitions. [2022-03-03 18:16:12,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:12,979 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:12,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:12,992 INFO L225 Difference]: With dead ends: 8322 [2022-03-03 18:16:12,992 INFO L226 Difference]: Without dead ends: 8322 [2022-03-03 18:16:12,993 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:12,993 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1678 mSDsluCounter, 2034 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1678 SdHoareTripleChecker+Valid, 2379 SdHoareTripleChecker+Invalid, 1993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:12,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1678 Valid, 2379 Invalid, 1993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 1782 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:16:13,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8322 states. [2022-03-03 18:16:13,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8322 to 6494. [2022-03-03 18:16:13,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6494 states, 6490 states have (on average 2.7505392912172573) internal successors, (17851), 6493 states have internal predecessors, (17851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:13,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6494 states to 6494 states and 17851 transitions. [2022-03-03 18:16:13,101 INFO L78 Accepts]: Start accepts. Automaton has 6494 states and 17851 transitions. Word has length 100 [2022-03-03 18:16:13,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:13,101 INFO L470 AbstractCegarLoop]: Abstraction has 6494 states and 17851 transitions. [2022-03-03 18:16:13,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:13,101 INFO L276 IsEmpty]: Start isEmpty. Operand 6494 states and 17851 transitions. [2022-03-03 18:16:13,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:13,107 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:13,107 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:13,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-03 18:16:13,107 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:13,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:13,107 INFO L85 PathProgramCache]: Analyzing trace with hash 834355795, now seen corresponding path program 25 times [2022-03-03 18:16:13,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:13,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730688858] [2022-03-03 18:16:13,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:13,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:13,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:13,901 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:13,901 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730688858] [2022-03-03 18:16:13,901 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730688858] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:13,901 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:13,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:13,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049678706] [2022-03-03 18:16:13,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:13,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:13,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:13,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:13,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:13,902 INFO L87 Difference]: Start difference. First operand 6494 states and 17851 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:15,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:15,555 INFO L93 Difference]: Finished difference Result 9023 states and 23702 transitions. [2022-03-03 18:16:15,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:16:15,555 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:15,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:15,568 INFO L225 Difference]: With dead ends: 9023 [2022-03-03 18:16:15,569 INFO L226 Difference]: Without dead ends: 9023 [2022-03-03 18:16:15,569 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:16:15,569 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 1945 mSDsluCounter, 1442 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1945 SdHoareTripleChecker+Valid, 1872 SdHoareTripleChecker+Invalid, 1745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:15,569 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1945 Valid, 1872 Invalid, 1745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:16:15,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9023 states. [2022-03-03 18:16:15,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9023 to 6578. [2022-03-03 18:16:15,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6578 states, 6574 states have (on average 2.752814116215394) internal successors, (18097), 6577 states have internal predecessors, (18097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:15,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6578 states to 6578 states and 18097 transitions. [2022-03-03 18:16:15,670 INFO L78 Accepts]: Start accepts. Automaton has 6578 states and 18097 transitions. Word has length 100 [2022-03-03 18:16:15,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:15,670 INFO L470 AbstractCegarLoop]: Abstraction has 6578 states and 18097 transitions. [2022-03-03 18:16:15,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:15,670 INFO L276 IsEmpty]: Start isEmpty. Operand 6578 states and 18097 transitions. [2022-03-03 18:16:15,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:15,676 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:15,676 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:15,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-03 18:16:15,676 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:15,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:15,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1863806651, now seen corresponding path program 26 times [2022-03-03 18:16:15,677 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:15,677 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623652311] [2022-03-03 18:16:15,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:15,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:16,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:16,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:16,412 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623652311] [2022-03-03 18:16:16,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623652311] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:16,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:16,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:16,413 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713548791] [2022-03-03 18:16:16,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:16,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:16,413 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:16,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:16,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:16,414 INFO L87 Difference]: Start difference. First operand 6578 states and 18097 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:18,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:18,273 INFO L93 Difference]: Finished difference Result 8939 states and 23470 transitions. [2022-03-03 18:16:18,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:18,274 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:18,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:18,288 INFO L225 Difference]: With dead ends: 8939 [2022-03-03 18:16:18,288 INFO L226 Difference]: Without dead ends: 8939 [2022-03-03 18:16:18,288 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:18,289 INFO L933 BasicCegarLoop]: 414 mSDtfsCounter, 1807 mSDsluCounter, 1890 mSDsCounter, 0 mSdLazyCounter, 1726 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1807 SdHoareTripleChecker+Valid, 2266 SdHoareTripleChecker+Invalid, 2016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:18,289 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1807 Valid, 2266 Invalid, 2016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1726 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:16:18,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8939 states. [2022-03-03 18:16:18,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8939 to 6620. [2022-03-03 18:16:18,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:18,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-03-03 18:16:18,399 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-03-03 18:16:18,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:18,399 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-03-03 18:16:18,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:18,399 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-03-03 18:16:18,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:18,405 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:18,405 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:18,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-03 18:16:18,405 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:18,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:18,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1839734531, now seen corresponding path program 27 times [2022-03-03 18:16:18,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:18,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906141440] [2022-03-03 18:16:18,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:18,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:19,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:19,544 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:19,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906141440] [2022-03-03 18:16:19,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906141440] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:19,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:19,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:19,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294940306] [2022-03-03 18:16:19,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:19,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:19,545 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:19,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:19,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:19,545 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:21,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:21,229 INFO L93 Difference]: Finished difference Result 8406 states and 22340 transitions. [2022-03-03 18:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:21,230 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:21,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:21,245 INFO L225 Difference]: With dead ends: 8406 [2022-03-03 18:16:21,246 INFO L226 Difference]: Without dead ends: 8406 [2022-03-03 18:16:21,246 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:21,246 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1446 mSDsluCounter, 1804 mSDsCounter, 0 mSdLazyCounter, 1571 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 2151 SdHoareTripleChecker+Invalid, 1752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:21,246 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1446 Valid, 2151 Invalid, 1752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1571 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:16:21,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8406 states. [2022-03-03 18:16:21,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8406 to 6480. [2022-03-03 18:16:21,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.750154416306362) internal successors, (17810), 6479 states have internal predecessors, (17810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:21,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17810 transitions. [2022-03-03 18:16:21,380 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17810 transitions. Word has length 100 [2022-03-03 18:16:21,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:21,380 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17810 transitions. [2022-03-03 18:16:21,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:21,380 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17810 transitions. [2022-03-03 18:16:21,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:21,387 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:21,387 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:21,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-03 18:16:21,387 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:21,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:21,387 INFO L85 PathProgramCache]: Analyzing trace with hash 937997335, now seen corresponding path program 28 times [2022-03-03 18:16:21,387 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:21,387 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498163620] [2022-03-03 18:16:21,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:21,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:22,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:22,091 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:22,091 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498163620] [2022-03-03 18:16:22,091 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498163620] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:22,091 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:22,091 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:22,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965703203] [2022-03-03 18:16:22,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:22,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:22,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:22,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:22,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:22,092 INFO L87 Difference]: Start difference. First operand 6480 states and 17810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:24,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:24,075 INFO L93 Difference]: Finished difference Result 8841 states and 23225 transitions. [2022-03-03 18:16:24,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:16:24,075 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:24,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:24,092 INFO L225 Difference]: With dead ends: 8841 [2022-03-03 18:16:24,093 INFO L226 Difference]: Without dead ends: 8841 [2022-03-03 18:16:24,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:16:24,093 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1557 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 1633 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 2152 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 1633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:24,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1557 Valid, 2152 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 1633 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:16:24,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8841 states. [2022-03-03 18:16:24,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8841 to 6592. [2022-03-03 18:16:24,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6592 states, 6588 states have (on average 2.7531876138433518) internal successors, (18138), 6591 states have internal predecessors, (18138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:24,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6592 states to 6592 states and 18138 transitions. [2022-03-03 18:16:24,319 INFO L78 Accepts]: Start accepts. Automaton has 6592 states and 18138 transitions. Word has length 100 [2022-03-03 18:16:24,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:24,319 INFO L470 AbstractCegarLoop]: Abstraction has 6592 states and 18138 transitions. [2022-03-03 18:16:24,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:24,319 INFO L276 IsEmpty]: Start isEmpty. Operand 6592 states and 18138 transitions. [2022-03-03 18:16:24,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:24,326 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:24,326 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:24,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-03 18:16:24,326 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:24,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:24,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1967448191, now seen corresponding path program 29 times [2022-03-03 18:16:24,328 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:24,329 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976887853] [2022-03-03 18:16:24,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:24,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:25,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:25,200 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:25,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976887853] [2022-03-03 18:16:25,200 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976887853] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:25,200 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:25,200 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:25,200 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011715281] [2022-03-03 18:16:25,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:25,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:25,200 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:25,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:25,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:25,201 INFO L87 Difference]: Start difference. First operand 6592 states and 18138 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:27,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:27,605 INFO L93 Difference]: Finished difference Result 8925 states and 23457 transitions. [2022-03-03 18:16:27,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:16:27,605 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:27,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:27,625 INFO L225 Difference]: With dead ends: 8925 [2022-03-03 18:16:27,626 INFO L226 Difference]: Without dead ends: 8925 [2022-03-03 18:16:27,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:16:27,627 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1608 mSDsluCounter, 2145 mSDsCounter, 0 mSdLazyCounter, 1967 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 2558 SdHoareTripleChecker+Invalid, 2272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 1967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:27,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 2558 Invalid, 2272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 1967 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:16:27,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8925 states. [2022-03-03 18:16:27,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8925 to 6690. [2022-03-03 18:16:27,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 6686 states have (on average 2.7557583009273108) internal successors, (18425), 6689 states have internal predecessors, (18425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:27,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 18425 transitions. [2022-03-03 18:16:27,793 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 18425 transitions. Word has length 100 [2022-03-03 18:16:27,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:27,793 INFO L470 AbstractCegarLoop]: Abstraction has 6690 states and 18425 transitions. [2022-03-03 18:16:27,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:27,793 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 18425 transitions. [2022-03-03 18:16:27,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:27,800 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:27,800 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:27,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-03 18:16:27,800 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:27,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:27,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1943376071, now seen corresponding path program 30 times [2022-03-03 18:16:27,800 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:27,800 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830450261] [2022-03-03 18:16:27,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:27,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:27,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:29,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:29,261 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:29,261 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830450261] [2022-03-03 18:16:29,261 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830450261] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:29,261 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:29,261 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:29,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003898102] [2022-03-03 18:16:29,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:29,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:29,262 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:29,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:29,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:29,262 INFO L87 Difference]: Start difference. First operand 6690 states and 18425 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:31,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:31,236 INFO L93 Difference]: Finished difference Result 8784 states and 23419 transitions. [2022-03-03 18:16:31,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:31,236 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:31,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:31,254 INFO L225 Difference]: With dead ends: 8784 [2022-03-03 18:16:31,254 INFO L226 Difference]: Without dead ends: 8784 [2022-03-03 18:16:31,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:31,255 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1507 mSDsluCounter, 1718 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:31,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 2061 Invalid, 1839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:16:31,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8784 states. [2022-03-03 18:16:31,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8784 to 6648. [2022-03-03 18:16:31,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:31,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-03-03 18:16:31,399 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-03-03 18:16:31,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:31,399 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-03-03 18:16:31,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:31,400 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-03-03 18:16:31,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:31,406 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:31,406 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:31,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-03 18:16:31,407 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:31,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:31,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1105035049, now seen corresponding path program 31 times [2022-03-03 18:16:31,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:31,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132127820] [2022-03-03 18:16:31,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:31,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:33,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:33,012 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:33,012 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132127820] [2022-03-03 18:16:33,012 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132127820] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:33,012 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:33,012 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:33,012 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441780294] [2022-03-03 18:16:33,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:33,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:33,013 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:33,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:33,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:33,013 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:34,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:34,877 INFO L93 Difference]: Finished difference Result 8420 states and 22409 transitions. [2022-03-03 18:16:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:34,877 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:34,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:34,893 INFO L225 Difference]: With dead ends: 8420 [2022-03-03 18:16:34,893 INFO L226 Difference]: Without dead ends: 8420 [2022-03-03 18:16:34,893 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:34,893 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1425 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1675 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1425 SdHoareTripleChecker+Valid, 2229 SdHoareTripleChecker+Invalid, 1906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 1675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:34,894 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1425 Valid, 2229 Invalid, 1906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 1675 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:16:34,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8420 states. [2022-03-03 18:16:34,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8420 to 6662. [2022-03-03 18:16:35,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6662 states, 6658 states have (on average 2.755031541003304) internal successors, (18343), 6661 states have internal predecessors, (18343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:35,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 6662 states and 18343 transitions. [2022-03-03 18:16:35,163 INFO L78 Accepts]: Start accepts. Automaton has 6662 states and 18343 transitions. Word has length 100 [2022-03-03 18:16:35,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:35,163 INFO L470 AbstractCegarLoop]: Abstraction has 6662 states and 18343 transitions. [2022-03-03 18:16:35,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:35,163 INFO L276 IsEmpty]: Start isEmpty. Operand 6662 states and 18343 transitions. [2022-03-03 18:16:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:35,168 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:35,168 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:35,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-03 18:16:35,168 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:35,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:35,171 INFO L85 PathProgramCache]: Analyzing trace with hash 531842155, now seen corresponding path program 32 times [2022-03-03 18:16:35,171 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:35,171 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057281135] [2022-03-03 18:16:35,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:35,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:36,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:36,102 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:36,102 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057281135] [2022-03-03 18:16:36,102 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057281135] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:36,102 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:36,102 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:36,102 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822556876] [2022-03-03 18:16:36,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:36,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:36,103 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:36,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:36,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:36,103 INFO L87 Difference]: Start difference. First operand 6662 states and 18343 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:38,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:38,055 INFO L93 Difference]: Finished difference Result 8588 states and 22873 transitions. [2022-03-03 18:16:38,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:38,055 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:38,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:38,072 INFO L225 Difference]: With dead ends: 8588 [2022-03-03 18:16:38,072 INFO L226 Difference]: Without dead ends: 8588 [2022-03-03 18:16:38,073 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:38,073 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1460 mSDsluCounter, 1768 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1460 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 1850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:38,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1460 Valid, 2119 Invalid, 1850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:16:38,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8588 states. [2022-03-03 18:16:38,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8588 to 6634. [2022-03-03 18:16:38,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6634 states, 6630 states have (on average 2.7542986425339366) internal successors, (18261), 6633 states have internal predecessors, (18261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:38,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6634 states to 6634 states and 18261 transitions. [2022-03-03 18:16:38,219 INFO L78 Accepts]: Start accepts. Automaton has 6634 states and 18261 transitions. Word has length 100 [2022-03-03 18:16:38,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:38,219 INFO L470 AbstractCegarLoop]: Abstraction has 6634 states and 18261 transitions. [2022-03-03 18:16:38,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:38,219 INFO L276 IsEmpty]: Start isEmpty. Operand 6634 states and 18261 transitions. [2022-03-03 18:16:38,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:38,226 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:38,226 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:38,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-03 18:16:38,226 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:38,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:38,226 INFO L85 PathProgramCache]: Analyzing trace with hash 937176391, now seen corresponding path program 33 times [2022-03-03 18:16:38,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:38,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117097631] [2022-03-03 18:16:38,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:38,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:39,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:39,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:39,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117097631] [2022-03-03 18:16:39,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117097631] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:39,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:39,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:39,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86683844] [2022-03-03 18:16:39,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:39,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:39,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:39,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:39,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:39,233 INFO L87 Difference]: Start difference. First operand 6634 states and 18261 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:40,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:40,748 INFO L93 Difference]: Finished difference Result 8532 states and 22723 transitions. [2022-03-03 18:16:40,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:16:40,749 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:40,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:40,765 INFO L225 Difference]: With dead ends: 8532 [2022-03-03 18:16:40,765 INFO L226 Difference]: Without dead ends: 8532 [2022-03-03 18:16:40,766 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:16:40,766 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1453 mSDsluCounter, 1394 mSDsCounter, 0 mSdLazyCounter, 1275 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1453 SdHoareTripleChecker+Valid, 1718 SdHoareTripleChecker+Invalid, 1500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 1275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:40,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1453 Valid, 1718 Invalid, 1500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 1275 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:16:40,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8532 states. [2022-03-03 18:16:40,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8532 to 6662. [2022-03-03 18:16:40,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6662 states, 6658 states have (on average 2.755031541003304) internal successors, (18343), 6661 states have internal predecessors, (18343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:40,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 6662 states and 18343 transitions. [2022-03-03 18:16:40,902 INFO L78 Accepts]: Start accepts. Automaton has 6662 states and 18343 transitions. Word has length 100 [2022-03-03 18:16:40,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:40,903 INFO L470 AbstractCegarLoop]: Abstraction has 6662 states and 18343 transitions. [2022-03-03 18:16:40,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:40,903 INFO L276 IsEmpty]: Start isEmpty. Operand 6662 states and 18343 transitions. [2022-03-03 18:16:40,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:40,909 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:40,910 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:40,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-03 18:16:40,910 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:40,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:40,910 INFO L85 PathProgramCache]: Analyzing trace with hash -603940335, now seen corresponding path program 34 times [2022-03-03 18:16:40,910 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:40,910 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863137171] [2022-03-03 18:16:40,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:40,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:42,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:42,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:42,226 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863137171] [2022-03-03 18:16:42,226 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863137171] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:42,226 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:42,226 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:42,226 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696409285] [2022-03-03 18:16:42,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:42,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:42,226 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:42,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:42,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:42,227 INFO L87 Difference]: Start difference. First operand 6662 states and 18343 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:44,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:44,051 INFO L93 Difference]: Finished difference Result 8700 states and 23159 transitions. [2022-03-03 18:16:44,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:44,052 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:44,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:44,068 INFO L225 Difference]: With dead ends: 8700 [2022-03-03 18:16:44,068 INFO L226 Difference]: Without dead ends: 8700 [2022-03-03 18:16:44,069 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:44,069 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1507 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 2108 SdHoareTripleChecker+Invalid, 1847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:44,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 2108 Invalid, 1847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1589 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:16:44,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8700 states. [2022-03-03 18:16:44,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8700 to 6676. [2022-03-03 18:16:44,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:44,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-03-03 18:16:44,214 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-03-03 18:16:44,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:44,214 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-03-03 18:16:44,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:44,215 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-03-03 18:16:44,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:44,221 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:44,222 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:44,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-03 18:16:44,222 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:44,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:44,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1032936869, now seen corresponding path program 35 times [2022-03-03 18:16:44,222 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:44,222 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86424010] [2022-03-03 18:16:44,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:44,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:45,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:45,493 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:45,493 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86424010] [2022-03-03 18:16:45,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86424010] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:45,493 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:45,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:45,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901781248] [2022-03-03 18:16:45,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:45,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:45,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:45,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:45,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:45,494 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:47,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:47,677 INFO L93 Difference]: Finished difference Result 8686 states and 23146 transitions. [2022-03-03 18:16:47,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:16:47,678 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:47,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:47,697 INFO L225 Difference]: With dead ends: 8686 [2022-03-03 18:16:47,698 INFO L226 Difference]: Without dead ends: 8686 [2022-03-03 18:16:47,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:16:47,698 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1335 mSDsluCounter, 1802 mSDsCounter, 0 mSdLazyCounter, 1607 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1335 SdHoareTripleChecker+Valid, 2149 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 1607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:47,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1335 Valid, 2149 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 1607 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:16:47,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8686 states. [2022-03-03 18:16:47,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8686 to 6606. [2022-03-03 18:16:47,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6606 states, 6602 states have (on average 2.7535595274159346) internal successors, (18179), 6605 states have internal predecessors, (18179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:47,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6606 states to 6606 states and 18179 transitions. [2022-03-03 18:16:47,856 INFO L78 Accepts]: Start accepts. Automaton has 6606 states and 18179 transitions. Word has length 100 [2022-03-03 18:16:47,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:47,856 INFO L470 AbstractCegarLoop]: Abstraction has 6606 states and 18179 transitions. [2022-03-03 18:16:47,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:47,856 INFO L276 IsEmpty]: Start isEmpty. Operand 6606 states and 18179 transitions. [2022-03-03 18:16:47,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:47,862 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:47,862 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:47,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-03 18:16:47,862 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:47,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:47,863 INFO L85 PathProgramCache]: Analyzing trace with hash 248056711, now seen corresponding path program 36 times [2022-03-03 18:16:47,863 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:47,863 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120522989] [2022-03-03 18:16:47,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:47,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:48,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:48,713 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:48,713 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120522989] [2022-03-03 18:16:48,713 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120522989] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:48,714 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:48,714 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:48,714 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346044633] [2022-03-03 18:16:48,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:48,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:48,714 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:48,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:48,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:48,714 INFO L87 Difference]: Start difference. First operand 6606 states and 18179 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:50,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:50,496 INFO L93 Difference]: Finished difference Result 8056 states and 21385 transitions. [2022-03-03 18:16:50,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:16:50,496 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:50,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:50,515 INFO L225 Difference]: With dead ends: 8056 [2022-03-03 18:16:50,515 INFO L226 Difference]: Without dead ends: 8056 [2022-03-03 18:16:50,516 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:16:50,516 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1161 mSDsluCounter, 1905 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1161 SdHoareTripleChecker+Valid, 2218 SdHoareTripleChecker+Invalid, 1814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:50,516 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1161 Valid, 2218 Invalid, 1814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:16:50,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8056 states. [2022-03-03 18:16:50,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8056 to 6620. [2022-03-03 18:16:50,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:50,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-03-03 18:16:50,664 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-03-03 18:16:50,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:50,664 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-03-03 18:16:50,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:50,664 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-03-03 18:16:50,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:50,672 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:50,673 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:50,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-03 18:16:50,673 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:50,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:50,673 INFO L85 PathProgramCache]: Analyzing trace with hash -95491443, now seen corresponding path program 37 times [2022-03-03 18:16:50,673 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:50,673 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491133954] [2022-03-03 18:16:50,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:50,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:51,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:51,994 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:51,994 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491133954] [2022-03-03 18:16:51,994 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491133954] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:51,994 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:51,994 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:51,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120558419] [2022-03-03 18:16:51,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:51,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:51,995 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:51,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:51,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:51,995 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:53,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:53,681 INFO L93 Difference]: Finished difference Result 8336 states and 22135 transitions. [2022-03-03 18:16:53,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:16:53,681 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:53,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:53,697 INFO L225 Difference]: With dead ends: 8336 [2022-03-03 18:16:53,697 INFO L226 Difference]: Without dead ends: 8336 [2022-03-03 18:16:53,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:16:53,698 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1292 mSDsluCounter, 1730 mSDsCounter, 0 mSdLazyCounter, 1506 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 2060 SdHoareTripleChecker+Invalid, 1726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:53,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1292 Valid, 2060 Invalid, 1726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1506 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:16:53,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8336 states. [2022-03-03 18:16:53,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8336 to 6620. [2022-03-03 18:16:53,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:53,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-03-03 18:16:53,821 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-03-03 18:16:53,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:53,821 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-03-03 18:16:53,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:53,821 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-03-03 18:16:53,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:53,828 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:53,828 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:53,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-03 18:16:53,828 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:53,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:53,829 INFO L85 PathProgramCache]: Analyzing trace with hash 517439919, now seen corresponding path program 38 times [2022-03-03 18:16:53,829 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:53,829 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329614333] [2022-03-03 18:16:53,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:53,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:55,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:55,188 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:55,188 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329614333] [2022-03-03 18:16:55,188 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329614333] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:55,188 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:55,188 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:55,188 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411443725] [2022-03-03 18:16:55,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:55,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:55,188 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:55,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:55,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:55,189 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:57,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:16:57,271 INFO L93 Difference]: Finished difference Result 8280 states and 21985 transitions. [2022-03-03 18:16:57,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:16:57,271 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:16:57,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:16:57,285 INFO L225 Difference]: With dead ends: 8280 [2022-03-03 18:16:57,286 INFO L226 Difference]: Without dead ends: 8280 [2022-03-03 18:16:57,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:16:57,286 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1394 mSDsluCounter, 2022 mSDsCounter, 0 mSdLazyCounter, 1751 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1394 SdHoareTripleChecker+Valid, 2359 SdHoareTripleChecker+Invalid, 1945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 1751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:16:57,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1394 Valid, 2359 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 1751 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:16:57,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8280 states. [2022-03-03 18:16:57,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8280 to 6620. [2022-03-03 18:16:57,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:57,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-03-03 18:16:57,399 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-03-03 18:16:57,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:16:57,399 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-03-03 18:16:57,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:16:57,399 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-03-03 18:16:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:16:57,406 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:16:57,406 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:16:57,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-03 18:16:57,406 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:16:57,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:16:57,406 INFO L85 PathProgramCache]: Analyzing trace with hash -2140650173, now seen corresponding path program 39 times [2022-03-03 18:16:57,406 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:16:57,406 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435518074] [2022-03-03 18:16:57,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:16:57,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:16:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:16:58,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:16:58,382 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:16:58,382 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435518074] [2022-03-03 18:16:58,382 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435518074] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:16:58,382 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:16:58,382 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:16:58,382 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207638282] [2022-03-03 18:16:58,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:16:58,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:16:58,382 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:16:58,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:16:58,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:16:58,383 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:00,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:00,492 INFO L93 Difference]: Finished difference Result 8266 states and 21972 transitions. [2022-03-03 18:17:00,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:00,492 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:00,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:00,507 INFO L225 Difference]: With dead ends: 8266 [2022-03-03 18:17:00,507 INFO L226 Difference]: Without dead ends: 8266 [2022-03-03 18:17:00,508 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:00,508 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1289 mSDsluCounter, 2075 mSDsCounter, 0 mSdLazyCounter, 1785 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1289 SdHoareTripleChecker+Valid, 2423 SdHoareTripleChecker+Invalid, 2012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:00,508 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1289 Valid, 2423 Invalid, 2012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1785 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:17:00,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8266 states. [2022-03-03 18:17:00,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8266 to 6536. [2022-03-03 18:17:00,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:00,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-03 18:17:00,637 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-03 18:17:00,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:00,637 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-03 18:17:00,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:00,637 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-03 18:17:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:00,643 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:00,644 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:00,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-03 18:17:00,644 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:00,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:00,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1460347969, now seen corresponding path program 40 times [2022-03-03 18:17:00,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:00,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640680512] [2022-03-03 18:17:00,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:00,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:00,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:01,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:01,389 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:01,389 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640680512] [2022-03-03 18:17:01,389 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640680512] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:01,389 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:01,390 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:01,390 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012732154] [2022-03-03 18:17:01,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:01,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:01,390 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:01,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:01,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:01,391 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:03,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:03,678 INFO L93 Difference]: Finished difference Result 9485 states and 24985 transitions. [2022-03-03 18:17:03,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:17:03,678 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:03,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:03,698 INFO L225 Difference]: With dead ends: 9485 [2022-03-03 18:17:03,698 INFO L226 Difference]: Without dead ends: 9485 [2022-03-03 18:17:03,699 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=472, Invalid=934, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:17:03,699 INFO L933 BasicCegarLoop]: 454 mSDtfsCounter, 1613 mSDsluCounter, 1694 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 1907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:03,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1613 Valid, 2125 Invalid, 1907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:17:03,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9485 states. [2022-03-03 18:17:03,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9485 to 6648. [2022-03-03 18:17:03,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:03,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-03-03 18:17:03,851 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-03-03 18:17:03,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:03,851 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-03-03 18:17:03,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:03,852 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-03-03 18:17:03,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:03,859 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:03,859 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:03,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-03 18:17:03,860 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:03,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:03,860 INFO L85 PathProgramCache]: Analyzing trace with hash -430897113, now seen corresponding path program 41 times [2022-03-03 18:17:03,860 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:03,860 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741427074] [2022-03-03 18:17:03,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:03,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:05,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:05,230 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:05,230 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741427074] [2022-03-03 18:17:05,230 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741427074] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:05,230 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:05,230 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:05,230 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584045897] [2022-03-03 18:17:05,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:05,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:05,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:05,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:05,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:05,231 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:07,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:07,288 INFO L93 Difference]: Finished difference Result 9149 states and 24057 transitions. [2022-03-03 18:17:07,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:17:07,288 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:07,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:07,304 INFO L225 Difference]: With dead ends: 9149 [2022-03-03 18:17:07,304 INFO L226 Difference]: Without dead ends: 9149 [2022-03-03 18:17:07,304 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:17:07,304 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 1732 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1732 SdHoareTripleChecker+Valid, 2121 SdHoareTripleChecker+Invalid, 1945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:07,305 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1732 Valid, 2121 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:17:07,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9149 states. [2022-03-03 18:17:07,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9149 to 6732. [2022-03-03 18:17:07,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6732 states, 6728 states have (on average 2.756837098692033) internal successors, (18548), 6731 states have internal predecessors, (18548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:07,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6732 states to 6732 states and 18548 transitions. [2022-03-03 18:17:07,430 INFO L78 Accepts]: Start accepts. Automaton has 6732 states and 18548 transitions. Word has length 100 [2022-03-03 18:17:07,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:07,431 INFO L470 AbstractCegarLoop]: Abstraction has 6732 states and 18548 transitions. [2022-03-03 18:17:07,431 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:07,431 INFO L276 IsEmpty]: Start isEmpty. Operand 6732 states and 18548 transitions. [2022-03-03 18:17:07,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:07,437 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:07,437 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:07,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-03 18:17:07,437 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:07,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:07,437 INFO L85 PathProgramCache]: Analyzing trace with hash -454969233, now seen corresponding path program 42 times [2022-03-03 18:17:07,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:07,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989012659] [2022-03-03 18:17:07,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:07,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:08,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:08,642 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:08,642 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989012659] [2022-03-03 18:17:08,642 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989012659] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:08,642 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:08,642 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:08,642 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554296120] [2022-03-03 18:17:08,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:08,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:08,643 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:08,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:08,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:08,644 INFO L87 Difference]: Start difference. First operand 6732 states and 18548 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:10,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:10,743 INFO L93 Difference]: Finished difference Result 9008 states and 24019 transitions. [2022-03-03 18:17:10,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:10,744 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:10,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:10,761 INFO L225 Difference]: With dead ends: 9008 [2022-03-03 18:17:10,761 INFO L226 Difference]: Without dead ends: 9008 [2022-03-03 18:17:10,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:10,762 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1233 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1233 SdHoareTripleChecker+Valid, 2334 SdHoareTripleChecker+Invalid, 2016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:10,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1233 Valid, 2334 Invalid, 2016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:17:10,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9008 states. [2022-03-03 18:17:10,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9008 to 6690. [2022-03-03 18:17:10,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 6686 states have (on average 2.7557583009273108) internal successors, (18425), 6689 states have internal predecessors, (18425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:10,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 18425 transitions. [2022-03-03 18:17:10,891 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 18425 transitions. Word has length 100 [2022-03-03 18:17:10,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:10,891 INFO L470 AbstractCegarLoop]: Abstraction has 6690 states and 18425 transitions. [2022-03-03 18:17:10,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:10,891 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 18425 transitions. [2022-03-03 18:17:10,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:10,897 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:10,897 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:10,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-03 18:17:10,898 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:10,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:10,898 INFO L85 PathProgramCache]: Analyzing trace with hash 791586943, now seen corresponding path program 43 times [2022-03-03 18:17:10,898 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:10,898 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129979618] [2022-03-03 18:17:10,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:10,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:11,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:11,805 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:11,805 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129979618] [2022-03-03 18:17:11,805 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129979618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:11,805 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:11,805 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:11,805 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583994491] [2022-03-03 18:17:11,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:11,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:11,806 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:11,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:11,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:11,806 INFO L87 Difference]: Start difference. First operand 6690 states and 18425 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:13,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:13,418 INFO L93 Difference]: Finished difference Result 8644 states and 23009 transitions. [2022-03-03 18:17:13,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:17:13,418 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:13,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:13,435 INFO L225 Difference]: With dead ends: 8644 [2022-03-03 18:17:13,435 INFO L226 Difference]: Without dead ends: 8644 [2022-03-03 18:17:13,435 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:17:13,435 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1652 mSDsluCounter, 1482 mSDsCounter, 0 mSdLazyCounter, 1380 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1652 SdHoareTripleChecker+Valid, 1820 SdHoareTripleChecker+Invalid, 1646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 1380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:13,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1652 Valid, 1820 Invalid, 1646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 1380 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:17:13,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8644 states. [2022-03-03 18:17:13,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8644 to 6704. [2022-03-03 18:17:13,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6704 states, 6700 states have (on average 2.7561194029850746) internal successors, (18466), 6703 states have internal predecessors, (18466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:13,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6704 states to 6704 states and 18466 transitions. [2022-03-03 18:17:13,579 INFO L78 Accepts]: Start accepts. Automaton has 6704 states and 18466 transitions. Word has length 100 [2022-03-03 18:17:13,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:13,580 INFO L470 AbstractCegarLoop]: Abstraction has 6704 states and 18466 transitions. [2022-03-03 18:17:13,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:13,580 INFO L276 IsEmpty]: Start isEmpty. Operand 6704 states and 18466 transitions. [2022-03-03 18:17:13,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:13,586 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:13,586 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:13,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-03 18:17:13,587 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:13,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:13,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1866503149, now seen corresponding path program 44 times [2022-03-03 18:17:13,587 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:13,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760932549] [2022-03-03 18:17:13,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:13,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:14,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:14,799 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:14,799 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760932549] [2022-03-03 18:17:14,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760932549] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:14,800 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:14,800 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:14,800 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045210318] [2022-03-03 18:17:14,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:14,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:14,800 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:14,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:14,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:14,800 INFO L87 Difference]: Start difference. First operand 6704 states and 18466 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:16,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:16,925 INFO L93 Difference]: Finished difference Result 8812 states and 23473 transitions. [2022-03-03 18:17:16,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:16,926 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:16,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:16,946 INFO L225 Difference]: With dead ends: 8812 [2022-03-03 18:17:16,946 INFO L226 Difference]: Without dead ends: 8812 [2022-03-03 18:17:16,947 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:16,947 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1430 mSDsluCounter, 2064 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1430 SdHoareTripleChecker+Valid, 2409 SdHoareTripleChecker+Invalid, 2059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:16,947 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1430 Valid, 2409 Invalid, 2059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:17:16,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8812 states. [2022-03-03 18:17:17,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8812 to 6676. [2022-03-03 18:17:17,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:17,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-03-03 18:17:17,106 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-03-03 18:17:17,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:17,106 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-03-03 18:17:17,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:17,106 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-03-03 18:17:17,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:17,114 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:17,114 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:17,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-03 18:17:17,114 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:17,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:17,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1461168913, now seen corresponding path program 45 times [2022-03-03 18:17:17,115 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:17,115 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179894923] [2022-03-03 18:17:17,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:17,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:18,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:18,310 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:18,310 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179894923] [2022-03-03 18:17:18,310 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179894923] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:18,310 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:18,310 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:18,310 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039305157] [2022-03-03 18:17:18,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:18,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:18,311 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:18,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:18,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:18,311 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:19,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:19,674 INFO L93 Difference]: Finished difference Result 8476 states and 22559 transitions. [2022-03-03 18:17:19,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:17:19,674 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:19,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:19,689 INFO L225 Difference]: With dead ends: 8476 [2022-03-03 18:17:19,689 INFO L226 Difference]: Without dead ends: 8476 [2022-03-03 18:17:19,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:17:19,690 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1495 mSDsluCounter, 1233 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1495 SdHoareTripleChecker+Valid, 1564 SdHoareTripleChecker+Invalid, 1402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:19,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1495 Valid, 1564 Invalid, 1402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:17:19,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8476 states. [2022-03-03 18:17:19,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8476 to 6676. [2022-03-03 18:17:19,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:19,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-03-03 18:17:19,811 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-03-03 18:17:19,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:19,811 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-03-03 18:17:19,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:19,812 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-03-03 18:17:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:19,817 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:19,818 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:19,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-03 18:17:19,818 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:19,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:19,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1292681657, now seen corresponding path program 46 times [2022-03-03 18:17:19,818 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:19,818 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454169911] [2022-03-03 18:17:19,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:19,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:20,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:20,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:20,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454169911] [2022-03-03 18:17:20,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454169911] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:20,782 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:20,782 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:20,782 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353634910] [2022-03-03 18:17:20,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:20,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:20,783 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:20,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:20,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:20,783 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:22,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:22,278 INFO L93 Difference]: Finished difference Result 8700 states and 23159 transitions. [2022-03-03 18:17:22,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:17:22,278 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:22,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:22,294 INFO L225 Difference]: With dead ends: 8700 [2022-03-03 18:17:22,295 INFO L226 Difference]: Without dead ends: 8700 [2022-03-03 18:17:22,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:17:22,295 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1700 mSDsluCounter, 1307 mSDsCounter, 0 mSdLazyCounter, 1208 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1700 SdHoareTripleChecker+Valid, 1650 SdHoareTripleChecker+Invalid, 1504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:22,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1700 Valid, 1650 Invalid, 1504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1208 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:17:22,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8700 states. [2022-03-03 18:17:22,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8700 to 6676. [2022-03-03 18:17:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:22,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-03-03 18:17:22,425 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-03-03 18:17:22,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:22,425 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-03-03 18:17:22,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:22,425 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-03-03 18:17:22,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:22,432 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:22,432 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:22,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-03 18:17:22,432 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:22,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:22,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1365408435, now seen corresponding path program 47 times [2022-03-03 18:17:22,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:22,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497319436] [2022-03-03 18:17:22,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:22,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:23,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:23,681 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:23,681 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497319436] [2022-03-03 18:17:23,681 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497319436] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:23,681 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:23,681 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:23,681 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531786416] [2022-03-03 18:17:23,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:23,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:23,681 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:23,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:23,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:23,689 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:25,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:25,637 INFO L93 Difference]: Finished difference Result 8686 states and 23146 transitions. [2022-03-03 18:17:25,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:25,638 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:25,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:25,654 INFO L225 Difference]: With dead ends: 8686 [2022-03-03 18:17:25,654 INFO L226 Difference]: Without dead ends: 8686 [2022-03-03 18:17:25,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:25,655 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1615 mSDsluCounter, 1715 mSDsCounter, 0 mSdLazyCounter, 1584 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1615 SdHoareTripleChecker+Valid, 2065 SdHoareTripleChecker+Invalid, 1828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:25,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1615 Valid, 2065 Invalid, 1828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1584 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:17:25,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8686 states. [2022-03-03 18:17:25,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8686 to 6564. [2022-03-03 18:17:25,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:25,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-03-03 18:17:25,782 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-03-03 18:17:25,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:25,782 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-03-03 18:17:25,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:25,783 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-03-03 18:17:25,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:25,789 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:25,789 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:25,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-03 18:17:25,789 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:25,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:25,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1791588703, now seen corresponding path program 48 times [2022-03-03 18:17:25,789 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:25,789 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681459920] [2022-03-03 18:17:25,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:25,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:27,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:27,229 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:27,229 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681459920] [2022-03-03 18:17:27,229 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681459920] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:27,229 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:27,229 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:27,229 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623630775] [2022-03-03 18:17:27,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:27,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:27,229 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:27,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:27,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:27,230 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:29,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:29,113 INFO L93 Difference]: Finished difference Result 9345 states and 24589 transitions. [2022-03-03 18:17:29,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:17:29,114 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:29,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:29,132 INFO L225 Difference]: With dead ends: 9345 [2022-03-03 18:17:29,132 INFO L226 Difference]: Without dead ends: 9345 [2022-03-03 18:17:29,133 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=494, Invalid=988, Unknown=0, NotChecked=0, Total=1482 [2022-03-03 18:17:29,133 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 1583 mSDsluCounter, 1419 mSDsCounter, 0 mSdLazyCounter, 1376 mSolverCounterSat, 379 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1583 SdHoareTripleChecker+Valid, 1861 SdHoareTripleChecker+Invalid, 1755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 379 IncrementalHoareTripleChecker+Valid, 1376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:29,133 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1583 Valid, 1861 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [379 Valid, 1376 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:17:29,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9345 states. [2022-03-03 18:17:29,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9345 to 6634. [2022-03-03 18:17:29,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6634 states, 6630 states have (on average 2.7542986425339366) internal successors, (18261), 6633 states have internal predecessors, (18261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:29,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6634 states to 6634 states and 18261 transitions. [2022-03-03 18:17:29,303 INFO L78 Accepts]: Start accepts. Automaton has 6634 states and 18261 transitions. Word has length 100 [2022-03-03 18:17:29,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:29,304 INFO L470 AbstractCegarLoop]: Abstraction has 6634 states and 18261 transitions. [2022-03-03 18:17:29,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 6634 states and 18261 transitions. [2022-03-03 18:17:29,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:29,310 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:29,310 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:29,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-03 18:17:29,311 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:29,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:29,313 INFO L85 PathProgramCache]: Analyzing trace with hash -762137847, now seen corresponding path program 49 times [2022-03-03 18:17:29,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:29,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026077876] [2022-03-03 18:17:29,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:29,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:30,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:30,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:30,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026077876] [2022-03-03 18:17:30,150 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026077876] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:30,150 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:30,150 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:30,150 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641695891] [2022-03-03 18:17:30,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:30,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:30,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:30,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:30,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:30,151 INFO L87 Difference]: Start difference. First operand 6634 states and 18261 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:32,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:32,484 INFO L93 Difference]: Finished difference Result 9009 states and 23661 transitions. [2022-03-03 18:17:32,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:17:32,485 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:32,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:32,505 INFO L225 Difference]: With dead ends: 9009 [2022-03-03 18:17:32,506 INFO L226 Difference]: Without dead ends: 9009 [2022-03-03 18:17:32,506 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:17:32,506 INFO L933 BasicCegarLoop]: 413 mSDtfsCounter, 1671 mSDsluCounter, 2085 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1671 SdHoareTripleChecker+Valid, 2470 SdHoareTripleChecker+Invalid, 2226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:32,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1671 Valid, 2470 Invalid, 2226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:17:32,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9009 states. [2022-03-03 18:17:32,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9009 to 6690. [2022-03-03 18:17:32,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 6686 states have (on average 2.7557583009273108) internal successors, (18425), 6689 states have internal predecessors, (18425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:32,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 18425 transitions. [2022-03-03 18:17:32,663 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 18425 transitions. Word has length 100 [2022-03-03 18:17:32,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:32,663 INFO L470 AbstractCegarLoop]: Abstraction has 6690 states and 18425 transitions. [2022-03-03 18:17:32,663 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:32,663 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 18425 transitions. [2022-03-03 18:17:32,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:32,672 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:32,672 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:32,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-03 18:17:32,672 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:32,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:32,673 INFO L85 PathProgramCache]: Analyzing trace with hash -786209967, now seen corresponding path program 50 times [2022-03-03 18:17:32,673 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:32,673 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388270369] [2022-03-03 18:17:32,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:32,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:34,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:34,050 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:34,050 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388270369] [2022-03-03 18:17:34,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388270369] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:34,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:34,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:34,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498086833] [2022-03-03 18:17:34,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:34,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:34,051 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:34,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:34,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:34,051 INFO L87 Difference]: Start difference. First operand 6690 states and 18425 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:36,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:36,133 INFO L93 Difference]: Finished difference Result 8868 states and 23623 transitions. [2022-03-03 18:17:36,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:36,133 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:36,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:36,150 INFO L225 Difference]: With dead ends: 8868 [2022-03-03 18:17:36,150 INFO L226 Difference]: Without dead ends: 8868 [2022-03-03 18:17:36,151 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:36,151 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1432 mSDsluCounter, 2024 mSDsCounter, 0 mSdLazyCounter, 1844 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 2365 SdHoareTripleChecker+Invalid, 2084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:36,151 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 2365 Invalid, 2084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1844 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:17:36,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8868 states. [2022-03-03 18:17:36,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8868 to 6648. [2022-03-03 18:17:36,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:36,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-03-03 18:17:36,281 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-03-03 18:17:36,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:36,282 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-03-03 18:17:36,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:36,282 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-03-03 18:17:36,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:36,288 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:36,288 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:36,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-03 18:17:36,289 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:36,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:36,289 INFO L85 PathProgramCache]: Analyzing trace with hash 460346209, now seen corresponding path program 51 times [2022-03-03 18:17:36,289 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:36,289 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349304028] [2022-03-03 18:17:36,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:36,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:37,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:37,909 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:37,909 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349304028] [2022-03-03 18:17:37,909 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349304028] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:37,909 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:37,909 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:37,909 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617013718] [2022-03-03 18:17:37,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:37,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:37,909 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:37,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:37,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:37,910 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:39,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:39,567 INFO L93 Difference]: Finished difference Result 8308 states and 22081 transitions. [2022-03-03 18:17:39,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:17:39,567 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:39,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:39,583 INFO L225 Difference]: With dead ends: 8308 [2022-03-03 18:17:39,583 INFO L226 Difference]: Without dead ends: 8308 [2022-03-03 18:17:39,583 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:17:39,584 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1452 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 1561 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1452 SdHoareTripleChecker+Valid, 2006 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:39,584 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1452 Valid, 2006 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1561 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:17:39,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8308 states. [2022-03-03 18:17:39,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8308 to 6648. [2022-03-03 18:17:39,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:39,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-03-03 18:17:39,707 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-03-03 18:17:39,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:39,707 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-03-03 18:17:39,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:39,708 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-03-03 18:17:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:39,715 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:39,715 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:39,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-03 18:17:39,715 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:39,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:39,715 INFO L85 PathProgramCache]: Analyzing trace with hash 2097223413, now seen corresponding path program 52 times [2022-03-03 18:17:39,716 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:39,716 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434793621] [2022-03-03 18:17:39,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:39,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:39,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:40,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:40,727 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:40,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434793621] [2022-03-03 18:17:40,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434793621] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:40,728 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:40,728 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:40,728 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189891713] [2022-03-03 18:17:40,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:40,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:40,728 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:40,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:40,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:40,729 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:42,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:42,545 INFO L93 Difference]: Finished difference Result 8518 states and 22668 transitions. [2022-03-03 18:17:42,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:42,545 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:42,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:42,561 INFO L225 Difference]: With dead ends: 8518 [2022-03-03 18:17:42,561 INFO L226 Difference]: Without dead ends: 8518 [2022-03-03 18:17:42,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:42,561 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1646 mSDsluCounter, 1683 mSDsCounter, 0 mSdLazyCounter, 1537 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1646 SdHoareTripleChecker+Valid, 2029 SdHoareTripleChecker+Invalid, 1814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:42,561 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1646 Valid, 2029 Invalid, 1814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1537 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:17:42,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8518 states. [2022-03-03 18:17:42,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8518 to 6578. [2022-03-03 18:17:42,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6578 states, 6574 states have (on average 2.752814116215394) internal successors, (18097), 6577 states have internal predecessors, (18097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:42,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6578 states to 6578 states and 18097 transitions. [2022-03-03 18:17:42,683 INFO L78 Accepts]: Start accepts. Automaton has 6578 states and 18097 transitions. Word has length 100 [2022-03-03 18:17:42,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:42,683 INFO L470 AbstractCegarLoop]: Abstraction has 6578 states and 18097 transitions. [2022-03-03 18:17:42,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:42,684 INFO L276 IsEmpty]: Start isEmpty. Operand 6578 states and 18097 transitions. [2022-03-03 18:17:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:42,690 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:42,690 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:42,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-03 18:17:42,690 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:42,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:42,691 INFO L85 PathProgramCache]: Analyzing trace with hash 942327379, now seen corresponding path program 53 times [2022-03-03 18:17:42,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:42,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565942874] [2022-03-03 18:17:42,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:42,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:43,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:43,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:43,428 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565942874] [2022-03-03 18:17:43,428 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565942874] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:43,428 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:43,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:43,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312402475] [2022-03-03 18:17:43,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:43,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:43,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:43,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:43,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:43,429 INFO L87 Difference]: Start difference. First operand 6578 states and 18097 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:45,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:45,838 INFO L93 Difference]: Finished difference Result 9219 states and 24248 transitions. [2022-03-03 18:17:45,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:17:45,838 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:45,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:45,858 INFO L225 Difference]: With dead ends: 9219 [2022-03-03 18:17:45,858 INFO L226 Difference]: Without dead ends: 9219 [2022-03-03 18:17:45,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-03 18:17:45,859 INFO L933 BasicCegarLoop]: 474 mSDtfsCounter, 1538 mSDsluCounter, 2261 mSDsCounter, 0 mSdLazyCounter, 2051 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1538 SdHoareTripleChecker+Valid, 2708 SdHoareTripleChecker+Invalid, 2333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 2051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:45,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1538 Valid, 2708 Invalid, 2333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 2051 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:17:45,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9219 states. [2022-03-03 18:17:45,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9219 to 6662. [2022-03-03 18:17:45,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6662 states, 6658 states have (on average 2.755031541003304) internal successors, (18343), 6661 states have internal predecessors, (18343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:45,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 6662 states and 18343 transitions. [2022-03-03 18:17:45,996 INFO L78 Accepts]: Start accepts. Automaton has 6662 states and 18343 transitions. Word has length 100 [2022-03-03 18:17:45,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:45,996 INFO L470 AbstractCegarLoop]: Abstraction has 6662 states and 18343 transitions. [2022-03-03 18:17:45,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 6662 states and 18343 transitions. [2022-03-03 18:17:46,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:46,004 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:46,004 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:46,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-03 18:17:46,005 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:46,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:46,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1971778235, now seen corresponding path program 54 times [2022-03-03 18:17:46,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:46,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229568252] [2022-03-03 18:17:46,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:46,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:47,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:47,386 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:47,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229568252] [2022-03-03 18:17:47,387 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229568252] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:47,387 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:47,387 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:47,387 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960395145] [2022-03-03 18:17:47,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:47,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:47,387 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:47,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:47,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:47,388 INFO L87 Difference]: Start difference. First operand 6662 states and 18343 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:49,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:49,323 INFO L93 Difference]: Finished difference Result 9135 states and 24016 transitions. [2022-03-03 18:17:49,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:49,323 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:49,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:49,341 INFO L225 Difference]: With dead ends: 9135 [2022-03-03 18:17:49,341 INFO L226 Difference]: Without dead ends: 9135 [2022-03-03 18:17:49,341 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:49,341 INFO L933 BasicCegarLoop]: 401 mSDtfsCounter, 1657 mSDsluCounter, 1692 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1657 SdHoareTripleChecker+Valid, 2068 SdHoareTripleChecker+Invalid, 1986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:49,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1657 Valid, 2068 Invalid, 1986 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:17:49,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9135 states. [2022-03-03 18:17:49,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9135 to 6704. [2022-03-03 18:17:49,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6704 states, 6700 states have (on average 2.7561194029850746) internal successors, (18466), 6703 states have internal predecessors, (18466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:49,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6704 states to 6704 states and 18466 transitions. [2022-03-03 18:17:49,468 INFO L78 Accepts]: Start accepts. Automaton has 6704 states and 18466 transitions. Word has length 100 [2022-03-03 18:17:49,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:49,469 INFO L470 AbstractCegarLoop]: Abstraction has 6704 states and 18466 transitions. [2022-03-03 18:17:49,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:49,469 INFO L276 IsEmpty]: Start isEmpty. Operand 6704 states and 18466 transitions. [2022-03-03 18:17:49,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:49,476 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:49,476 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:49,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-03 18:17:49,476 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:49,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:49,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1947706115, now seen corresponding path program 55 times [2022-03-03 18:17:49,477 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:49,477 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413882585] [2022-03-03 18:17:49,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:49,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:50,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:50,943 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:50,943 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413882585] [2022-03-03 18:17:50,943 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413882585] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:50,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:50,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:50,944 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339214222] [2022-03-03 18:17:50,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:50,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:50,944 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:50,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:50,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:50,944 INFO L87 Difference]: Start difference. First operand 6704 states and 18466 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:52,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:52,823 INFO L93 Difference]: Finished difference Result 8602 states and 22886 transitions. [2022-03-03 18:17:52,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:52,823 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:52,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:52,838 INFO L225 Difference]: With dead ends: 8602 [2022-03-03 18:17:52,838 INFO L226 Difference]: Without dead ends: 8602 [2022-03-03 18:17:52,839 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:52,839 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1480 mSDsluCounter, 1765 mSDsCounter, 0 mSdLazyCounter, 1620 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 2110 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:52,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 2110 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1620 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:17:52,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8602 states. [2022-03-03 18:17:52,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8602 to 6536. [2022-03-03 18:17:52,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:52,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-03 18:17:52,958 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-03 18:17:52,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:52,959 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-03 18:17:52,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:52,959 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-03 18:17:52,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:52,965 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:52,965 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:52,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-03 18:17:52,965 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:52,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:52,965 INFO L85 PathProgramCache]: Analyzing trace with hash -121286847, now seen corresponding path program 1 times [2022-03-03 18:17:52,966 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:52,966 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032537426] [2022-03-03 18:17:52,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:52,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:54,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:54,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:54,592 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032537426] [2022-03-03 18:17:54,592 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032537426] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:54,592 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:54,592 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:54,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024232669] [2022-03-03 18:17:54,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:54,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:54,593 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:54,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:54,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:54,593 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:56,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:56,384 INFO L93 Difference]: Finished difference Result 7583 states and 20495 transitions. [2022-03-03 18:17:56,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:56,385 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:56,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:56,402 INFO L225 Difference]: With dead ends: 7583 [2022-03-03 18:17:56,402 INFO L226 Difference]: Without dead ends: 7583 [2022-03-03 18:17:56,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:56,403 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1902 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 1459 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1902 SdHoareTripleChecker+Valid, 2036 SdHoareTripleChecker+Invalid, 1723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:56,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1902 Valid, 2036 Invalid, 1723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1459 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:17:56,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7583 states. [2022-03-03 18:17:56,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7583 to 7044. [2022-03-03 18:17:56,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7044 states, 7040 states have (on average 2.762215909090909) internal successors, (19446), 7043 states have internal predecessors, (19446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:56,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7044 states to 7044 states and 19446 transitions. [2022-03-03 18:17:56,534 INFO L78 Accepts]: Start accepts. Automaton has 7044 states and 19446 transitions. Word has length 100 [2022-03-03 18:17:56,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:56,534 INFO L470 AbstractCegarLoop]: Abstraction has 7044 states and 19446 transitions. [2022-03-03 18:17:56,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:56,535 INFO L276 IsEmpty]: Start isEmpty. Operand 7044 states and 19446 transitions. [2022-03-03 18:17:56,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:56,543 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:56,543 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:56,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-03 18:17:56,544 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:56,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:56,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1783583035, now seen corresponding path program 2 times [2022-03-03 18:17:56,544 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:56,544 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369626514] [2022-03-03 18:17:56,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:56,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:17:57,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:17:57,888 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:17:57,888 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369626514] [2022-03-03 18:17:57,888 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369626514] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:17:57,888 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:17:57,888 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:17:57,888 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747796310] [2022-03-03 18:17:57,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:17:57,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:17:57,888 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:17:57,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:17:57,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:17:57,889 INFO L87 Difference]: Start difference. First operand 7044 states and 19446 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:59,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:17:59,790 INFO L93 Difference]: Finished difference Result 8990 states and 24142 transitions. [2022-03-03 18:17:59,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:17:59,790 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:17:59,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:17:59,804 INFO L225 Difference]: With dead ends: 8990 [2022-03-03 18:17:59,804 INFO L226 Difference]: Without dead ends: 8990 [2022-03-03 18:17:59,804 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:17:59,804 INFO L933 BasicCegarLoop]: 397 mSDtfsCounter, 1514 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 1659 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1514 SdHoareTripleChecker+Valid, 2257 SdHoareTripleChecker+Invalid, 1805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:17:59,804 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1514 Valid, 2257 Invalid, 1805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1659 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:17:59,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8990 states. [2022-03-03 18:17:59,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8990 to 7086. [2022-03-03 18:17:59,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7086 states, 7082 states have (on average 2.7633436882236655) internal successors, (19570), 7085 states have internal predecessors, (19570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:59,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7086 states to 7086 states and 19570 transitions. [2022-03-03 18:17:59,919 INFO L78 Accepts]: Start accepts. Automaton has 7086 states and 19570 transitions. Word has length 100 [2022-03-03 18:17:59,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:17:59,919 INFO L470 AbstractCegarLoop]: Abstraction has 7086 states and 19570 transitions. [2022-03-03 18:17:59,919 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:17:59,920 INFO L276 IsEmpty]: Start isEmpty. Operand 7086 states and 19570 transitions. [2022-03-03 18:17:59,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:17:59,926 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:17:59,926 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:17:59,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-03 18:17:59,926 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:17:59,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:17:59,927 INFO L85 PathProgramCache]: Analyzing trace with hash -382663941, now seen corresponding path program 3 times [2022-03-03 18:17:59,927 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:17:59,927 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84163905] [2022-03-03 18:17:59,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:17:59,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:17:59,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:00,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:00,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:00,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84163905] [2022-03-03 18:18:00,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84163905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:00,646 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:00,646 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:00,646 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608005832] [2022-03-03 18:18:00,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:00,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:00,647 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:00,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:00,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:00,647 INFO L87 Difference]: Start difference. First operand 7086 states and 19570 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:02,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:02,094 INFO L93 Difference]: Finished difference Result 8346 states and 22320 transitions. [2022-03-03 18:18:02,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:02,095 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:02,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:02,110 INFO L225 Difference]: With dead ends: 8346 [2022-03-03 18:18:02,111 INFO L226 Difference]: Without dead ends: 8346 [2022-03-03 18:18:02,111 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:02,111 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 1809 mSDsluCounter, 1358 mSDsCounter, 0 mSdLazyCounter, 1172 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1809 SdHoareTripleChecker+Valid, 1681 SdHoareTripleChecker+Invalid, 1410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 1172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:02,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1809 Valid, 1681 Invalid, 1410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 1172 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:18:02,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8346 states. [2022-03-03 18:18:02,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8346 to 7128. [2022-03-03 18:18:02,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:02,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-03-03 18:18:02,270 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-03-03 18:18:02,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:02,270 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-03-03 18:18:02,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:02,270 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-03-03 18:18:02,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:02,279 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:02,279 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:02,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-03 18:18:02,279 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:02,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:02,279 INFO L85 PathProgramCache]: Analyzing trace with hash 2054217839, now seen corresponding path program 4 times [2022-03-03 18:18:02,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:02,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402301228] [2022-03-03 18:18:02,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:02,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:03,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:03,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:03,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402301228] [2022-03-03 18:18:03,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402301228] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:03,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:03,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:03,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360887941] [2022-03-03 18:18:03,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:03,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:03,518 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:03,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:03,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:03,518 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:05,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:05,501 INFO L93 Difference]: Finished difference Result 8640 states and 23156 transitions. [2022-03-03 18:18:05,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:05,501 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:05,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:05,519 INFO L225 Difference]: With dead ends: 8640 [2022-03-03 18:18:05,519 INFO L226 Difference]: Without dead ends: 8640 [2022-03-03 18:18:05,519 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:05,519 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 1392 mSDsluCounter, 2249 mSDsCounter, 0 mSdLazyCounter, 1868 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1392 SdHoareTripleChecker+Valid, 2573 SdHoareTripleChecker+Invalid, 2036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:05,520 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1392 Valid, 2573 Invalid, 2036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1868 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:18:05,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8640 states. [2022-03-03 18:18:05,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8640 to 7128. [2022-03-03 18:18:05,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:05,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-03-03 18:18:05,681 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-03-03 18:18:05,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:05,681 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-03-03 18:18:05,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:05,682 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-03-03 18:18:05,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:05,691 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:05,691 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:05,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-03 18:18:05,691 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:05,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:05,692 INFO L85 PathProgramCache]: Analyzing trace with hash 227783373, now seen corresponding path program 5 times [2022-03-03 18:18:05,692 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:05,692 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151200425] [2022-03-03 18:18:05,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:05,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:07,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:07,064 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:07,064 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151200425] [2022-03-03 18:18:07,064 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151200425] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:07,064 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:07,064 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:07,064 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161084746] [2022-03-03 18:18:07,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:07,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:07,064 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:07,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:07,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:07,065 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:08,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:08,800 INFO L93 Difference]: Finished difference Result 8976 states and 24084 transitions. [2022-03-03 18:18:08,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:08,800 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:08,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:08,814 INFO L225 Difference]: With dead ends: 8976 [2022-03-03 18:18:08,814 INFO L226 Difference]: Without dead ends: 8976 [2022-03-03 18:18:08,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:08,814 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1608 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1636 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 2136 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:08,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 2136 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1636 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:18:08,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8976 states. [2022-03-03 18:18:08,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8976 to 7128. [2022-03-03 18:18:08,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:08,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-03-03 18:18:08,927 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-03-03 18:18:08,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:08,927 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-03-03 18:18:08,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:08,927 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-03-03 18:18:08,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:08,934 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:08,934 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:08,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-03 18:18:08,934 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:08,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:08,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1376338439, now seen corresponding path program 6 times [2022-03-03 18:18:08,934 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:08,934 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68287485] [2022-03-03 18:18:08,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:08,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:08,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:10,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:10,030 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:10,030 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68287485] [2022-03-03 18:18:10,030 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68287485] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:10,030 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:10,030 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:10,031 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612826126] [2022-03-03 18:18:10,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:10,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:10,031 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:10,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:10,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:10,031 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:11,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:11,940 INFO L93 Difference]: Finished difference Result 9330 states and 25121 transitions. [2022-03-03 18:18:11,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:11,940 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:11,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:11,957 INFO L225 Difference]: With dead ends: 9330 [2022-03-03 18:18:11,957 INFO L226 Difference]: Without dead ends: 9330 [2022-03-03 18:18:11,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:11,958 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1719 mSDsluCounter, 1769 mSDsCounter, 0 mSdLazyCounter, 1594 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1719 SdHoareTripleChecker+Valid, 2103 SdHoareTripleChecker+Invalid, 1844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 1594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:11,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1719 Valid, 2103 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 1594 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:18:11,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9330 states. [2022-03-03 18:18:12,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9330 to 7233. [2022-03-03 18:18:12,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7233 states, 7229 states have (on average 2.7671877161433116) internal successors, (20004), 7232 states have internal predecessors, (20004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:12,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7233 states to 7233 states and 20004 transitions. [2022-03-03 18:18:12,095 INFO L78 Accepts]: Start accepts. Automaton has 7233 states and 20004 transitions. Word has length 100 [2022-03-03 18:18:12,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:12,095 INFO L470 AbstractCegarLoop]: Abstraction has 7233 states and 20004 transitions. [2022-03-03 18:18:12,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:12,095 INFO L276 IsEmpty]: Start isEmpty. Operand 7233 states and 20004 transitions. [2022-03-03 18:18:12,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:12,102 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:12,102 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:12,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-03 18:18:12,102 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:12,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:12,102 INFO L85 PathProgramCache]: Analyzing trace with hash -789908537, now seen corresponding path program 7 times [2022-03-03 18:18:12,102 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:12,102 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381259618] [2022-03-03 18:18:12,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:12,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:13,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:13,050 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:13,050 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381259618] [2022-03-03 18:18:13,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381259618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:13,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:13,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:13,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081625717] [2022-03-03 18:18:13,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:13,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:13,050 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:13,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:13,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:13,051 INFO L87 Difference]: Start difference. First operand 7233 states and 20004 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:14,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:14,754 INFO L93 Difference]: Finished difference Result 9244 states and 24872 transitions. [2022-03-03 18:18:14,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:14,755 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:14,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:14,770 INFO L225 Difference]: With dead ends: 9244 [2022-03-03 18:18:14,770 INFO L226 Difference]: Without dead ends: 9244 [2022-03-03 18:18:14,771 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:14,771 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1387 mSDsluCounter, 1952 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 2281 SdHoareTripleChecker+Invalid, 1885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:14,771 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 2281 Invalid, 1885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:18:14,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9244 states. [2022-03-03 18:18:14,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9244 to 7254. [2022-03-03 18:18:14,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7254 states, 7250 states have (on average 2.7677241379310344) internal successors, (20066), 7253 states have internal predecessors, (20066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:14,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7254 states to 7254 states and 20066 transitions. [2022-03-03 18:18:14,894 INFO L78 Accepts]: Start accepts. Automaton has 7254 states and 20066 transitions. Word has length 100 [2022-03-03 18:18:14,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:14,894 INFO L470 AbstractCegarLoop]: Abstraction has 7254 states and 20066 transitions. [2022-03-03 18:18:14,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:14,895 INFO L276 IsEmpty]: Start isEmpty. Operand 7254 states and 20066 transitions. [2022-03-03 18:18:14,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:14,901 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:14,901 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:14,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-03 18:18:14,901 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:14,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:14,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1646973243, now seen corresponding path program 8 times [2022-03-03 18:18:14,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:14,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814017031] [2022-03-03 18:18:14,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:14,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:16,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:16,259 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:16,259 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814017031] [2022-03-03 18:18:16,259 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814017031] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:16,259 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:16,259 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:16,259 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726536562] [2022-03-03 18:18:16,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:16,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:16,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:16,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:16,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:16,260 INFO L87 Difference]: Start difference. First operand 7254 states and 20066 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:18,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:18,440 INFO L93 Difference]: Finished difference Result 9412 states and 25336 transitions. [2022-03-03 18:18:18,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:18,441 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:18,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:18,453 INFO L225 Difference]: With dead ends: 9412 [2022-03-03 18:18:18,453 INFO L226 Difference]: Without dead ends: 9412 [2022-03-03 18:18:18,454 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:18,454 INFO L933 BasicCegarLoop]: 399 mSDtfsCounter, 1664 mSDsluCounter, 2036 mSDsCounter, 0 mSdLazyCounter, 1850 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1664 SdHoareTripleChecker+Valid, 2374 SdHoareTripleChecker+Invalid, 2067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:18,454 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1664 Valid, 2374 Invalid, 2067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1850 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:18:18,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9412 states. [2022-03-03 18:18:18,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9412 to 7212. [2022-03-03 18:18:18,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7212 states, 7208 states have (on average 2.766648168701443) internal successors, (19942), 7211 states have internal predecessors, (19942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:18,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7212 states to 7212 states and 19942 transitions. [2022-03-03 18:18:18,560 INFO L78 Accepts]: Start accepts. Automaton has 7212 states and 19942 transitions. Word has length 100 [2022-03-03 18:18:18,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:18,560 INFO L470 AbstractCegarLoop]: Abstraction has 7212 states and 19942 transitions. [2022-03-03 18:18:18,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:18,560 INFO L276 IsEmpty]: Start isEmpty. Operand 7212 states and 19942 transitions. [2022-03-03 18:18:18,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:18,566 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:18,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:18,567 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-03 18:18:18,567 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:18,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:18,567 INFO L85 PathProgramCache]: Analyzing trace with hash -2078254025, now seen corresponding path program 9 times [2022-03-03 18:18:18,567 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:18,567 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956484590] [2022-03-03 18:18:18,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:18,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:19,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:19,271 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:19,271 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956484590] [2022-03-03 18:18:19,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956484590] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:19,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:19,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:19,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128541587] [2022-03-03 18:18:19,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:19,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:19,271 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:19,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:19,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:19,272 INFO L87 Difference]: Start difference. First operand 7212 states and 19942 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:20,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:20,726 INFO L93 Difference]: Finished difference Result 8644 states and 23175 transitions. [2022-03-03 18:18:20,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:18:20,727 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:20,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:20,741 INFO L225 Difference]: With dead ends: 8644 [2022-03-03 18:18:20,741 INFO L226 Difference]: Without dead ends: 8644 [2022-03-03 18:18:20,742 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:18:20,742 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1527 mSDsluCounter, 1374 mSDsCounter, 0 mSdLazyCounter, 1295 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1527 SdHoareTripleChecker+Valid, 1694 SdHoareTripleChecker+Invalid, 1444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:20,742 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1527 Valid, 1694 Invalid, 1444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1295 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:18:20,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8644 states. [2022-03-03 18:18:20,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8644 to 7296. [2022-03-03 18:18:20,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:20,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-03-03 18:18:20,864 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-03-03 18:18:20,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:20,864 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-03-03 18:18:20,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:20,864 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-03-03 18:18:20,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:20,871 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:20,871 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:20,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-03 18:18:20,871 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:20,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:20,872 INFO L85 PathProgramCache]: Analyzing trace with hash -294065375, now seen corresponding path program 10 times [2022-03-03 18:18:20,872 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:20,872 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305975123] [2022-03-03 18:18:20,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:20,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:21,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:21,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:21,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305975123] [2022-03-03 18:18:21,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305975123] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:21,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:21,501 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:21,502 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973204197] [2022-03-03 18:18:21,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:21,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:21,502 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:21,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:21,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:21,502 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:22,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:22,860 INFO L93 Difference]: Finished difference Result 9034 states and 24236 transitions. [2022-03-03 18:18:22,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:22,860 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:22,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:22,875 INFO L225 Difference]: With dead ends: 9034 [2022-03-03 18:18:22,876 INFO L226 Difference]: Without dead ends: 9034 [2022-03-03 18:18:22,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:22,876 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1466 mSDsluCounter, 1731 mSDsCounter, 0 mSdLazyCounter, 1581 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1466 SdHoareTripleChecker+Valid, 2058 SdHoareTripleChecker+Invalid, 1779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:22,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1466 Valid, 2058 Invalid, 1779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1581 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:18:22,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9034 states. [2022-03-03 18:18:22,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9034 to 7317. [2022-03-03 18:18:22,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:23,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-03-03 18:18:23,005 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-03-03 18:18:23,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:23,005 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-03-03 18:18:23,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:23,005 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-03-03 18:18:23,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:23,012 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:23,012 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:23,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-03 18:18:23,012 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:23,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:23,013 INFO L85 PathProgramCache]: Analyzing trace with hash 2142816405, now seen corresponding path program 11 times [2022-03-03 18:18:23,013 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:23,013 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062038085] [2022-03-03 18:18:23,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:23,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:23,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:23,992 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:23,992 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062038085] [2022-03-03 18:18:23,992 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062038085] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:23,992 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:23,992 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:23,992 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904984400] [2022-03-03 18:18:23,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:23,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:23,993 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:23,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:23,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:23,993 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:25,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:25,754 INFO L93 Difference]: Finished difference Result 8959 states and 24073 transitions. [2022-03-03 18:18:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:25,754 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:25,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:25,771 INFO L225 Difference]: With dead ends: 8959 [2022-03-03 18:18:25,771 INFO L226 Difference]: Without dead ends: 8959 [2022-03-03 18:18:25,771 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:25,771 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 1587 mSDsluCounter, 1915 mSDsCounter, 0 mSdLazyCounter, 1709 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1587 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 1911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:25,771 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1587 Valid, 2253 Invalid, 1911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1709 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:18:25,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8959 states. [2022-03-03 18:18:25,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8959 to 7296. [2022-03-03 18:18:25,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:25,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-03-03 18:18:25,911 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-03-03 18:18:25,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:25,911 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-03-03 18:18:25,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:25,911 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-03-03 18:18:25,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:25,918 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:25,918 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:25,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-03 18:18:25,919 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:25,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:25,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1991627027, now seen corresponding path program 12 times [2022-03-03 18:18:25,919 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:25,919 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320754553] [2022-03-03 18:18:25,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:25,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:26,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:26,863 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:26,863 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320754553] [2022-03-03 18:18:26,863 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320754553] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:26,863 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:26,863 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:26,863 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818948084] [2022-03-03 18:18:26,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:26,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:26,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:26,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:26,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:26,864 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:28,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:28,324 INFO L93 Difference]: Finished difference Result 9594 states and 25826 transitions. [2022-03-03 18:18:28,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:28,324 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:28,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:28,340 INFO L225 Difference]: With dead ends: 9594 [2022-03-03 18:18:28,340 INFO L226 Difference]: Without dead ends: 9594 [2022-03-03 18:18:28,341 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:28,341 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1702 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 1676 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1702 SdHoareTripleChecker+Valid, 2177 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:28,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1702 Valid, 2177 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1676 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:18:28,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9594 states. [2022-03-03 18:18:28,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9594 to 7338. [2022-03-03 18:18:28,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7338 states, 7334 states have (on average 2.76983910553586) internal successors, (20314), 7337 states have internal predecessors, (20314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:28,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7338 states to 7338 states and 20314 transitions. [2022-03-03 18:18:28,468 INFO L78 Accepts]: Start accepts. Automaton has 7338 states and 20314 transitions. Word has length 100 [2022-03-03 18:18:28,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:28,468 INFO L470 AbstractCegarLoop]: Abstraction has 7338 states and 20314 transitions. [2022-03-03 18:18:28,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:28,468 INFO L276 IsEmpty]: Start isEmpty. Operand 7338 states and 20314 transitions. [2022-03-03 18:18:28,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:28,475 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:28,475 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:28,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-03 18:18:28,476 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:28,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:28,476 INFO L85 PathProgramCache]: Analyzing trace with hash -174619949, now seen corresponding path program 13 times [2022-03-03 18:18:28,476 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:28,476 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108426505] [2022-03-03 18:18:28,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:28,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:29,382 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:29,382 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108426505] [2022-03-03 18:18:29,382 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108426505] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:29,382 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:29,383 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:29,383 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512934954] [2022-03-03 18:18:29,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:29,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:29,383 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:29,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:29,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:29,383 INFO L87 Difference]: Start difference. First operand 7338 states and 20314 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:31,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:31,049 INFO L93 Difference]: Finished difference Result 9139 states and 24562 transitions. [2022-03-03 18:18:31,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:31,050 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:31,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:31,066 INFO L225 Difference]: With dead ends: 9139 [2022-03-03 18:18:31,066 INFO L226 Difference]: Without dead ends: 9139 [2022-03-03 18:18:31,066 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:31,067 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1391 mSDsluCounter, 1740 mSDsCounter, 0 mSdLazyCounter, 1547 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 2066 SdHoareTripleChecker+Invalid, 1785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 1547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:31,067 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1391 Valid, 2066 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 1547 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:18:31,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9139 states. [2022-03-03 18:18:31,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9139 to 7359. [2022-03-03 18:18:31,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7359 states, 7355 states have (on average 2.7703602991162475) internal successors, (20376), 7358 states have internal predecessors, (20376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:31,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7359 states to 7359 states and 20376 transitions. [2022-03-03 18:18:31,201 INFO L78 Accepts]: Start accepts. Automaton has 7359 states and 20376 transitions. Word has length 100 [2022-03-03 18:18:31,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:31,201 INFO L470 AbstractCegarLoop]: Abstraction has 7359 states and 20376 transitions. [2022-03-03 18:18:31,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:31,201 INFO L276 IsEmpty]: Start isEmpty. Operand 7359 states and 20376 transitions. [2022-03-03 18:18:31,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:31,208 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:31,208 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:31,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-03 18:18:31,208 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:31,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:31,209 INFO L85 PathProgramCache]: Analyzing trace with hash -2032705465, now seen corresponding path program 14 times [2022-03-03 18:18:31,209 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:31,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364112939] [2022-03-03 18:18:31,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:31,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:32,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:32,560 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:32,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364112939] [2022-03-03 18:18:32,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364112939] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:32,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:32,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:32,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602829632] [2022-03-03 18:18:32,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:32,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:32,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:32,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:32,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:32,561 INFO L87 Difference]: Start difference. First operand 7359 states and 20376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:34,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:34,332 INFO L93 Difference]: Finished difference Result 9433 states and 25398 transitions. [2022-03-03 18:18:34,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:34,333 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:34,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:34,349 INFO L225 Difference]: With dead ends: 9433 [2022-03-03 18:18:34,350 INFO L226 Difference]: Without dead ends: 9433 [2022-03-03 18:18:34,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:34,350 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1633 mSDsluCounter, 2190 mSDsCounter, 0 mSdLazyCounter, 1901 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1633 SdHoareTripleChecker+Valid, 2522 SdHoareTripleChecker+Invalid, 2106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:34,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1633 Valid, 2522 Invalid, 2106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1901 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:18:34,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9433 states. [2022-03-03 18:18:34,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9433 to 7317. [2022-03-03 18:18:34,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:34,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-03-03 18:18:34,485 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-03-03 18:18:34,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:34,485 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-03-03 18:18:34,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:34,485 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-03-03 18:18:34,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:34,492 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:34,492 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:34,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-03 18:18:34,492 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:34,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:34,493 INFO L85 PathProgramCache]: Analyzing trace with hash 435827365, now seen corresponding path program 15 times [2022-03-03 18:18:34,493 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:34,493 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485480336] [2022-03-03 18:18:34,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:34,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:35,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:35,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:35,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485480336] [2022-03-03 18:18:35,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485480336] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:35,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:35,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:35,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115111737] [2022-03-03 18:18:35,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:35,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:35,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:35,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:35,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:35,620 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:37,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:37,159 INFO L93 Difference]: Finished difference Result 9253 states and 24877 transitions. [2022-03-03 18:18:37,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:37,160 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:37,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:37,176 INFO L225 Difference]: With dead ends: 9253 [2022-03-03 18:18:37,176 INFO L226 Difference]: Without dead ends: 9253 [2022-03-03 18:18:37,177 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:37,177 INFO L933 BasicCegarLoop]: 393 mSDtfsCounter, 1480 mSDsluCounter, 1769 mSDsCounter, 0 mSdLazyCounter, 1604 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:37,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 2106 Invalid, 1822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1604 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:18:37,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9253 states. [2022-03-03 18:18:37,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9253 to 7296. [2022-03-03 18:18:37,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:37,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-03-03 18:18:37,317 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-03-03 18:18:37,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:37,317 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-03-03 18:18:37,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:37,317 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-03-03 18:18:37,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:37,324 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:37,324 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:37,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-03 18:18:37,325 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:37,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:37,325 INFO L85 PathProgramCache]: Analyzing trace with hash 572920553, now seen corresponding path program 16 times [2022-03-03 18:18:37,325 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:37,325 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587797795] [2022-03-03 18:18:37,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:37,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:38,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:38,289 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:38,289 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587797795] [2022-03-03 18:18:38,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587797795] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:38,290 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:38,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:38,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474407860] [2022-03-03 18:18:38,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:38,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:38,290 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:38,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:38,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:38,290 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:39,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:39,770 INFO L93 Difference]: Finished difference Result 9758 states and 26335 transitions. [2022-03-03 18:18:39,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:39,770 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:39,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:39,788 INFO L225 Difference]: With dead ends: 9758 [2022-03-03 18:18:39,788 INFO L226 Difference]: Without dead ends: 9758 [2022-03-03 18:18:39,789 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:39,789 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1290 mSDsluCounter, 1588 mSDsCounter, 0 mSdLazyCounter, 1511 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 1935 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:39,789 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 1935 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1511 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:18:39,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9758 states. [2022-03-03 18:18:39,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9758 to 7401. [2022-03-03 18:18:39,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7401 states, 7397 states have (on average 2.7713938083006626) internal successors, (20500), 7400 states have internal predecessors, (20500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:39,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 20500 transitions. [2022-03-03 18:18:39,923 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 20500 transitions. Word has length 100 [2022-03-03 18:18:39,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:39,923 INFO L470 AbstractCegarLoop]: Abstraction has 7401 states and 20500 transitions. [2022-03-03 18:18:39,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:39,923 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 20500 transitions. [2022-03-03 18:18:39,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:39,930 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:39,931 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:39,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-03 18:18:39,931 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:39,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:39,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1593326423, now seen corresponding path program 17 times [2022-03-03 18:18:39,931 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:39,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890935643] [2022-03-03 18:18:39,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:39,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:40,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:40,829 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:40,829 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890935643] [2022-03-03 18:18:40,829 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890935643] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:40,829 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:40,829 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:40,829 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870961105] [2022-03-03 18:18:40,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:40,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:40,829 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:40,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:40,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:40,830 INFO L87 Difference]: Start difference. First operand 7401 states and 20500 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:42,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:42,332 INFO L93 Difference]: Finished difference Result 9672 states and 26086 transitions. [2022-03-03 18:18:42,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:42,332 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:42,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:42,350 INFO L225 Difference]: With dead ends: 9672 [2022-03-03 18:18:42,350 INFO L226 Difference]: Without dead ends: 9672 [2022-03-03 18:18:42,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:42,351 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1503 mSDsluCounter, 1898 mSDsCounter, 0 mSdLazyCounter, 1709 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 2237 SdHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:42,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 2237 Invalid, 1973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1709 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:18:42,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9672 states. [2022-03-03 18:18:42,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9672 to 7422. [2022-03-03 18:18:42,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:42,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-03 18:18:42,504 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-03 18:18:42,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:42,504 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-03 18:18:42,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:42,505 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-03 18:18:42,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:42,512 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:42,512 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:42,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-03 18:18:42,512 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:42,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:42,513 INFO L85 PathProgramCache]: Analyzing trace with hash 843555357, now seen corresponding path program 18 times [2022-03-03 18:18:42,513 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:42,513 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262939906] [2022-03-03 18:18:42,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:42,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:43,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:43,312 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:43,312 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262939906] [2022-03-03 18:18:43,312 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262939906] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:43,312 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:43,312 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:43,312 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449271109] [2022-03-03 18:18:43,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:43,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:43,313 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:43,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:43,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:43,313 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:44,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:44,916 INFO L93 Difference]: Finished difference Result 9840 states and 26550 transitions. [2022-03-03 18:18:44,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:44,917 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:44,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:44,934 INFO L225 Difference]: With dead ends: 9840 [2022-03-03 18:18:44,934 INFO L226 Difference]: Without dead ends: 9840 [2022-03-03 18:18:44,934 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:44,935 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1334 mSDsluCounter, 1901 mSDsCounter, 0 mSdLazyCounter, 1698 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1334 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 1969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:44,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1334 Valid, 2253 Invalid, 1969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1698 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:18:44,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9840 states. [2022-03-03 18:18:45,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9840 to 7380. [2022-03-03 18:18:45,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:45,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-03 18:18:45,069 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-03 18:18:45,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:45,070 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-03 18:18:45,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-03 18:18:45,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:45,077 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:45,077 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:45,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-03 18:18:45,077 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:45,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:45,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1413295385, now seen corresponding path program 19 times [2022-03-03 18:18:45,077 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:45,077 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488740134] [2022-03-03 18:18:45,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:45,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:45,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:45,900 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:45,900 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488740134] [2022-03-03 18:18:45,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488740134] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:45,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:45,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:45,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471130079] [2022-03-03 18:18:45,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:45,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:45,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:45,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:45,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:45,901 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:47,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:47,343 INFO L93 Difference]: Finished difference Result 9844 states and 26569 transitions. [2022-03-03 18:18:47,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:18:47,344 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:47,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:47,360 INFO L225 Difference]: With dead ends: 9844 [2022-03-03 18:18:47,360 INFO L226 Difference]: Without dead ends: 9844 [2022-03-03 18:18:47,360 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:18:47,361 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1818 mSDsluCounter, 1422 mSDsCounter, 0 mSdLazyCounter, 1364 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1818 SdHoareTripleChecker+Valid, 1750 SdHoareTripleChecker+Invalid, 1631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:47,361 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1818 Valid, 1750 Invalid, 1631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1364 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:18:47,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9844 states. [2022-03-03 18:18:47,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9844 to 7422. [2022-03-03 18:18:47,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:47,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-03 18:18:47,490 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-03 18:18:47,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:47,490 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-03 18:18:47,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:47,491 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-03 18:18:47,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:47,497 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:47,497 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:47,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-03 18:18:47,497 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:47,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:47,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1097483261, now seen corresponding path program 20 times [2022-03-03 18:18:47,498 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:47,498 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185984297] [2022-03-03 18:18:47,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:47,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:48,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:48,579 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:48,579 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185984297] [2022-03-03 18:18:48,579 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185984297] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:48,579 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:48,579 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:48,579 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94636933] [2022-03-03 18:18:48,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:48,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:48,579 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:48,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:48,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:48,580 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:50,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:50,108 INFO L93 Difference]: Finished difference Result 10066 states and 27134 transitions. [2022-03-03 18:18:50,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:18:50,108 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:50,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:50,124 INFO L225 Difference]: With dead ends: 10066 [2022-03-03 18:18:50,125 INFO L226 Difference]: Without dead ends: 10066 [2022-03-03 18:18:50,125 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:18:50,125 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1490 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 1554 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1490 SdHoareTripleChecker+Valid, 2073 SdHoareTripleChecker+Invalid, 1817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:50,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1490 Valid, 2073 Invalid, 1817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1554 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:18:50,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10066 states. [2022-03-03 18:18:50,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10066 to 7443. [2022-03-03 18:18:50,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:50,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-03 18:18:50,258 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-03 18:18:50,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:50,258 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-03 18:18:50,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:50,258 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-03 18:18:50,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:50,265 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:50,265 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:50,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-03 18:18:50,265 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:50,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:50,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1339398519, now seen corresponding path program 21 times [2022-03-03 18:18:50,265 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:50,265 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694461889] [2022-03-03 18:18:50,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:50,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:51,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:51,356 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:51,356 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694461889] [2022-03-03 18:18:51,356 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694461889] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:51,356 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:51,356 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:51,356 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752436426] [2022-03-03 18:18:51,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:51,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:51,356 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:51,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:51,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:51,356 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:53,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:53,246 INFO L93 Difference]: Finished difference Result 9991 states and 26971 transitions. [2022-03-03 18:18:53,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:18:53,247 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:53,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:53,264 INFO L225 Difference]: With dead ends: 9991 [2022-03-03 18:18:53,264 INFO L226 Difference]: Without dead ends: 9991 [2022-03-03 18:18:53,265 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:18:53,265 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1493 mSDsluCounter, 1895 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1493 SdHoareTripleChecker+Valid, 2243 SdHoareTripleChecker+Invalid, 1971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:53,265 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1493 Valid, 2243 Invalid, 1971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:18:53,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9991 states. [2022-03-03 18:18:53,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9991 to 7338. [2022-03-03 18:18:53,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7338 states, 7334 states have (on average 2.76983910553586) internal successors, (20314), 7337 states have internal predecessors, (20314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:53,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7338 states to 7338 states and 20314 transitions. [2022-03-03 18:18:53,406 INFO L78 Accepts]: Start accepts. Automaton has 7338 states and 20314 transitions. Word has length 100 [2022-03-03 18:18:53,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:53,406 INFO L470 AbstractCegarLoop]: Abstraction has 7338 states and 20314 transitions. [2022-03-03 18:18:53,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:53,407 INFO L276 IsEmpty]: Start isEmpty. Operand 7338 states and 20314 transitions. [2022-03-03 18:18:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:53,413 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:53,413 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:53,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-03 18:18:53,414 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:53,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:53,415 INFO L85 PathProgramCache]: Analyzing trace with hash -358446247, now seen corresponding path program 22 times [2022-03-03 18:18:53,415 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:53,415 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756073645] [2022-03-03 18:18:53,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:53,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:54,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:54,398 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:54,398 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756073645] [2022-03-03 18:18:54,398 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756073645] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:54,398 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:54,398 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:54,398 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627961450] [2022-03-03 18:18:54,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:54,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:54,399 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:54,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:54,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:54,400 INFO L87 Difference]: Start difference. First operand 7338 states and 20314 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:56,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:56,013 INFO L93 Difference]: Finished difference Result 8988 states and 24141 transitions. [2022-03-03 18:18:56,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:18:56,014 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:56,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:56,030 INFO L225 Difference]: With dead ends: 8988 [2022-03-03 18:18:56,030 INFO L226 Difference]: Without dead ends: 8988 [2022-03-03 18:18:56,030 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:18:56,031 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1647 mSDsluCounter, 1719 mSDsCounter, 0 mSdLazyCounter, 1604 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 2034 SdHoareTripleChecker+Invalid, 1779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:56,031 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1647 Valid, 2034 Invalid, 1779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1604 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:18:56,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8988 states. [2022-03-03 18:18:56,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8988 to 7380. [2022-03-03 18:18:56,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:56,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-03 18:18:56,165 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-03 18:18:56,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:56,166 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-03 18:18:56,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-03 18:18:56,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:56,173 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:56,173 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:56,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-03 18:18:56,173 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:56,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:56,174 INFO L85 PathProgramCache]: Analyzing trace with hash -539196289, now seen corresponding path program 23 times [2022-03-03 18:18:56,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:56,174 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683376304] [2022-03-03 18:18:56,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:56,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:18:57,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:18:57,181 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:18:57,183 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683376304] [2022-03-03 18:18:57,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683376304] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:18:57,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:18:57,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:18:57,187 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808250819] [2022-03-03 18:18:57,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:18:57,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:18:57,195 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:18:57,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:18:57,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:18:57,196 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:59,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:18:59,003 INFO L93 Difference]: Finished difference Result 9508 states and 25561 transitions. [2022-03-03 18:18:59,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:18:59,004 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:18:59,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:18:59,025 INFO L225 Difference]: With dead ends: 9508 [2022-03-03 18:18:59,025 INFO L226 Difference]: Without dead ends: 9508 [2022-03-03 18:18:59,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:18:59,027 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1434 mSDsluCounter, 1692 mSDsCounter, 0 mSdLazyCounter, 1557 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 2025 SdHoareTripleChecker+Invalid, 1783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 1557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:18:59,028 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 2025 Invalid, 1783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1557 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:18:59,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9508 states. [2022-03-03 18:18:59,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9508 to 7422. [2022-03-03 18:18:59,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:59,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-03 18:18:59,194 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-03 18:18:59,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:18:59,194 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-03 18:18:59,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:18:59,195 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-03 18:18:59,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:18:59,203 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:18:59,203 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:18:59,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-03 18:18:59,206 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:18:59,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:18:59,207 INFO L85 PathProgramCache]: Analyzing trace with hash -890675295, now seen corresponding path program 24 times [2022-03-03 18:18:59,207 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:18:59,207 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547176627] [2022-03-03 18:18:59,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:18:59,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:18:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:00,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:00,521 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:00,521 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547176627] [2022-03-03 18:19:00,521 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547176627] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:00,521 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:00,521 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:00,521 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561228180] [2022-03-03 18:19:00,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:00,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:00,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:00,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:00,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:00,523 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:02,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:02,448 INFO L93 Difference]: Finished difference Result 9420 states and 25326 transitions. [2022-03-03 18:19:02,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:02,448 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:02,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:02,466 INFO L225 Difference]: With dead ends: 9420 [2022-03-03 18:19:02,467 INFO L226 Difference]: Without dead ends: 9420 [2022-03-03 18:19:02,467 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:02,467 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1533 mSDsluCounter, 1770 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1533 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:02,467 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1533 Valid, 2106 Invalid, 1826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:19:02,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9420 states. [2022-03-03 18:19:02,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9420 to 7443. [2022-03-03 18:19:02,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:02,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-03 18:19:02,621 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-03 18:19:02,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:02,621 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-03 18:19:02,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:02,621 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-03 18:19:02,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:02,630 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:02,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:02,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-03 18:19:02,630 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:02,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:02,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1546206485, now seen corresponding path program 25 times [2022-03-03 18:19:02,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:02,631 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320204094] [2022-03-03 18:19:02,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:02,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:03,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:03,474 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:03,475 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320204094] [2022-03-03 18:19:03,475 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320204094] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:03,475 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:03,475 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:03,475 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280002408] [2022-03-03 18:19:03,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:03,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:03,475 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:03,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:03,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:03,476 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:05,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:05,322 INFO L93 Difference]: Finished difference Result 9345 states and 25163 transitions. [2022-03-03 18:19:05,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:05,322 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:05,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:05,340 INFO L225 Difference]: With dead ends: 9345 [2022-03-03 18:19:05,341 INFO L226 Difference]: Without dead ends: 9345 [2022-03-03 18:19:05,341 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:05,341 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1594 mSDsluCounter, 1727 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1594 SdHoareTripleChecker+Valid, 2079 SdHoareTripleChecker+Invalid, 1847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:05,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1594 Valid, 2079 Invalid, 1847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:19:05,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9345 states. [2022-03-03 18:19:05,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9345 to 7380. [2022-03-03 18:19:05,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:05,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-03 18:19:05,490 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-03 18:19:05,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:05,490 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-03 18:19:05,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:05,491 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-03 18:19:05,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:05,498 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:05,498 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:05,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-03 18:19:05,498 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:05,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:05,498 INFO L85 PathProgramCache]: Analyzing trace with hash 4738225, now seen corresponding path program 26 times [2022-03-03 18:19:05,498 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:05,498 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107236890] [2022-03-03 18:19:05,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:05,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:06,668 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:06,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107236890] [2022-03-03 18:19:06,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107236890] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:06,668 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:06,669 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:06,669 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070875794] [2022-03-03 18:19:06,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:06,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:06,670 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:06,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:06,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:06,670 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:08,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:08,321 INFO L93 Difference]: Finished difference Result 10110 states and 27275 transitions. [2022-03-03 18:19:08,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:08,322 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:08,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:08,340 INFO L225 Difference]: With dead ends: 10110 [2022-03-03 18:19:08,341 INFO L226 Difference]: Without dead ends: 10110 [2022-03-03 18:19:08,341 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:08,341 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1479 mSDsluCounter, 1885 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1479 SdHoareTripleChecker+Valid, 2233 SdHoareTripleChecker+Invalid, 1989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:08,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1479 Valid, 2233 Invalid, 1989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:19:08,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10110 states. [2022-03-03 18:19:08,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10110 to 7485. [2022-03-03 18:19:08,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:08,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-03-03 18:19:08,490 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-03-03 18:19:08,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:08,490 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-03-03 18:19:08,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:08,490 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-03-03 18:19:08,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:08,498 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:08,498 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:08,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-03 18:19:08,498 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:08,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:08,498 INFO L85 PathProgramCache]: Analyzing trace with hash 2133458545, now seen corresponding path program 27 times [2022-03-03 18:19:08,498 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:08,498 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330158099] [2022-03-03 18:19:08,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:08,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:09,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:09,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:09,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330158099] [2022-03-03 18:19:09,436 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330158099] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:09,436 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:09,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:09,436 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074291309] [2022-03-03 18:19:09,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:09,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:09,437 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:09,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:09,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:09,437 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:10,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:10,765 INFO L93 Difference]: Finished difference Result 10024 states and 27026 transitions. [2022-03-03 18:19:10,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:10,765 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:10,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:10,781 INFO L225 Difference]: With dead ends: 10024 [2022-03-03 18:19:10,782 INFO L226 Difference]: Without dead ends: 10024 [2022-03-03 18:19:10,782 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:10,782 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1581 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 1468 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 1895 SdHoareTripleChecker+Invalid, 1710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:10,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 1895 Invalid, 1710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1468 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:19:10,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10024 states. [2022-03-03 18:19:10,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10024 to 7506. [2022-03-03 18:19:10,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7506 states, 7502 states have (on average 2.7739269528125834) internal successors, (20810), 7505 states have internal predecessors, (20810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:10,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7506 states to 7506 states and 20810 transitions. [2022-03-03 18:19:10,956 INFO L78 Accepts]: Start accepts. Automaton has 7506 states and 20810 transitions. Word has length 100 [2022-03-03 18:19:10,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:10,956 INFO L470 AbstractCegarLoop]: Abstraction has 7506 states and 20810 transitions. [2022-03-03 18:19:10,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:10,956 INFO L276 IsEmpty]: Start isEmpty. Operand 7506 states and 20810 transitions. [2022-03-03 18:19:10,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:10,963 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:10,963 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:10,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-03 18:19:10,963 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:10,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:10,966 INFO L85 PathProgramCache]: Analyzing trace with hash 275373029, now seen corresponding path program 28 times [2022-03-03 18:19:10,966 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:10,966 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480614412] [2022-03-03 18:19:10,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:10,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:11,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:11,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:11,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480614412] [2022-03-03 18:19:11,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480614412] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:11,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:11,734 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:11,734 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755024467] [2022-03-03 18:19:11,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:11,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:11,734 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:11,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:11,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:11,734 INFO L87 Difference]: Start difference. First operand 7506 states and 20810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:13,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:13,388 INFO L93 Difference]: Finished difference Result 10192 states and 27490 transitions. [2022-03-03 18:19:13,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:13,388 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:13,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:13,407 INFO L225 Difference]: With dead ends: 10192 [2022-03-03 18:19:13,407 INFO L226 Difference]: Without dead ends: 10192 [2022-03-03 18:19:13,407 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:13,407 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 1639 mSDsluCounter, 1785 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1639 SdHoareTripleChecker+Valid, 2134 SdHoareTripleChecker+Invalid, 1946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:13,407 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1639 Valid, 2134 Invalid, 1946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:19:13,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10192 states. [2022-03-03 18:19:13,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10192 to 7464. [2022-03-03 18:19:13,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:13,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-03-03 18:19:13,561 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-03-03 18:19:13,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:13,562 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-03-03 18:19:13,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:13,562 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-03-03 18:19:13,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:13,570 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:13,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:13,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-03 18:19:13,571 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:13,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:13,571 INFO L85 PathProgramCache]: Analyzing trace with hash 845113057, now seen corresponding path program 29 times [2022-03-03 18:19:13,571 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:13,571 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85680864] [2022-03-03 18:19:13,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:13,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:14,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:14,409 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:14,409 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85680864] [2022-03-03 18:19:14,409 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85680864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:14,409 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:14,409 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:14,409 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648717509] [2022-03-03 18:19:14,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:14,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:14,410 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:14,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:14,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:14,410 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:15,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:15,630 INFO L93 Difference]: Finished difference Result 9676 states and 26073 transitions. [2022-03-03 18:19:15,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:19:15,630 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:15,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:15,646 INFO L225 Difference]: With dead ends: 9676 [2022-03-03 18:19:15,646 INFO L226 Difference]: Without dead ends: 9676 [2022-03-03 18:19:15,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:19:15,647 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1526 mSDsluCounter, 1153 mSDsCounter, 0 mSdLazyCounter, 1119 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 1347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:15,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1526 Valid, 1487 Invalid, 1347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1119 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:19:15,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9676 states. [2022-03-03 18:19:15,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9676 to 7506. [2022-03-03 18:19:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7506 states, 7502 states have (on average 2.7739269528125834) internal successors, (20810), 7505 states have internal predecessors, (20810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:15,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7506 states to 7506 states and 20810 transitions. [2022-03-03 18:19:15,763 INFO L78 Accepts]: Start accepts. Automaton has 7506 states and 20810 transitions. Word has length 100 [2022-03-03 18:19:15,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:15,764 INFO L470 AbstractCegarLoop]: Abstraction has 7506 states and 20810 transitions. [2022-03-03 18:19:15,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:15,764 INFO L276 IsEmpty]: Start isEmpty. Operand 7506 states and 20810 transitions. [2022-03-03 18:19:15,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:15,771 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:15,771 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:15,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-03 18:19:15,771 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:15,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:15,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1665665589, now seen corresponding path program 30 times [2022-03-03 18:19:15,771 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:15,771 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918360474] [2022-03-03 18:19:15,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:15,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:16,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:16,697 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:16,698 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918360474] [2022-03-03 18:19:16,698 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918360474] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:16,698 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:16,698 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:16,698 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007374139] [2022-03-03 18:19:16,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:16,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:16,698 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:16,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:16,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:16,698 INFO L87 Difference]: Start difference. First operand 7506 states and 20810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:18,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:18,461 INFO L93 Difference]: Finished difference Result 10066 states and 27134 transitions. [2022-03-03 18:19:18,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:18,462 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:18,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:18,477 INFO L225 Difference]: With dead ends: 10066 [2022-03-03 18:19:18,478 INFO L226 Difference]: Without dead ends: 10066 [2022-03-03 18:19:18,478 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:18,478 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1642 mSDsluCounter, 1726 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1642 SdHoareTripleChecker+Valid, 2067 SdHoareTripleChecker+Invalid, 1899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:18,478 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1642 Valid, 2067 Invalid, 1899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:19:18,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10066 states. [2022-03-03 18:19:18,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10066 to 7527. [2022-03-03 18:19:18,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:18,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-03 18:19:18,604 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-03 18:19:18,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:18,604 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-03 18:19:18,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:18,604 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-03 18:19:18,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:18,611 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:18,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:18,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-03 18:19:18,611 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:18,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:18,612 INFO L85 PathProgramCache]: Analyzing trace with hash 771216191, now seen corresponding path program 31 times [2022-03-03 18:19:18,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:18,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954324563] [2022-03-03 18:19:18,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:18,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:19,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:19,477 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:19,477 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954324563] [2022-03-03 18:19:19,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954324563] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:19,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:19,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:19,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033459400] [2022-03-03 18:19:19,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:19,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:19,478 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:19,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:19,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:19,478 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:21,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:21,247 INFO L93 Difference]: Finished difference Result 9991 states and 26971 transitions. [2022-03-03 18:19:21,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:21,247 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:21,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:21,266 INFO L225 Difference]: With dead ends: 9991 [2022-03-03 18:19:21,266 INFO L226 Difference]: Without dead ends: 9991 [2022-03-03 18:19:21,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:21,266 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1632 mSDsluCounter, 1653 mSDsCounter, 0 mSdLazyCounter, 1509 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1632 SdHoareTripleChecker+Valid, 2008 SdHoareTripleChecker+Invalid, 1774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:21,267 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1632 Valid, 2008 Invalid, 1774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:19:21,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9991 states. [2022-03-03 18:19:21,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9991 to 7422. [2022-03-03 18:19:21,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:21,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-03 18:19:21,423 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-03 18:19:21,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:21,423 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-03 18:19:21,423 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:21,423 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-03 18:19:21,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:21,430 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:21,430 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:21,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-03 18:19:21,431 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:21,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:21,431 INFO L85 PathProgramCache]: Analyzing trace with hash 588069779, now seen corresponding path program 32 times [2022-03-03 18:19:21,431 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:21,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244270944] [2022-03-03 18:19:21,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:21,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:22,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:22,914 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:22,914 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244270944] [2022-03-03 18:19:22,914 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244270944] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:22,914 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:22,914 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:22,915 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870318509] [2022-03-03 18:19:22,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:22,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:22,915 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:22,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:22,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:22,915 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:24,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:24,616 INFO L93 Difference]: Finished difference Result 9896 states and 26668 transitions. [2022-03-03 18:19:24,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:24,617 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:24,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:24,634 INFO L225 Difference]: With dead ends: 9896 [2022-03-03 18:19:24,634 INFO L226 Difference]: Without dead ends: 9896 [2022-03-03 18:19:24,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:24,635 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 1550 mSDsluCounter, 1605 mSDsCounter, 0 mSdLazyCounter, 1503 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1550 SdHoareTripleChecker+Valid, 1954 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:24,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1550 Valid, 1954 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1503 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:19:24,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9896 states. [2022-03-03 18:19:24,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9896 to 7464. [2022-03-03 18:19:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:24,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-03-03 18:19:24,765 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-03-03 18:19:24,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:24,765 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-03-03 18:19:24,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:24,765 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-03-03 18:19:24,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:24,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:24,772 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:24,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-03 18:19:24,772 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:24,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:24,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1578177197, now seen corresponding path program 33 times [2022-03-03 18:19:24,772 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:24,772 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313352007] [2022-03-03 18:19:24,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:24,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:25,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:25,888 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:25,888 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313352007] [2022-03-03 18:19:25,888 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313352007] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:25,888 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:25,888 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:25,888 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425151282] [2022-03-03 18:19:25,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:25,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:25,889 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:25,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:25,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:25,889 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:27,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:27,575 INFO L93 Difference]: Finished difference Result 9441 states and 25404 transitions. [2022-03-03 18:19:27,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:27,576 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:27,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:27,591 INFO L225 Difference]: With dead ends: 9441 [2022-03-03 18:19:27,591 INFO L226 Difference]: Without dead ends: 9441 [2022-03-03 18:19:27,591 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:27,592 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1257 mSDsluCounter, 1922 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1257 SdHoareTripleChecker+Valid, 2255 SdHoareTripleChecker+Invalid, 1930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:27,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1257 Valid, 2255 Invalid, 1930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:19:27,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9441 states. [2022-03-03 18:19:27,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9441 to 7485. [2022-03-03 18:19:27,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:27,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-03-03 18:19:27,708 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-03-03 18:19:27,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:27,708 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-03-03 18:19:27,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:27,708 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-03-03 18:19:27,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:27,713 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:27,713 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:27,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-03 18:19:27,714 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:27,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:27,714 INFO L85 PathProgramCache]: Analyzing trace with hash 858704583, now seen corresponding path program 34 times [2022-03-03 18:19:27,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:27,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667684077] [2022-03-03 18:19:27,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:27,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:28,680 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:28,680 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667684077] [2022-03-03 18:19:28,680 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667684077] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:28,680 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:28,681 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:28,681 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058941677] [2022-03-03 18:19:28,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:28,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:28,681 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:28,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:28,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:28,682 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:30,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:30,352 INFO L93 Difference]: Finished difference Result 9735 states and 26240 transitions. [2022-03-03 18:19:30,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:30,352 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:30,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:30,370 INFO L225 Difference]: With dead ends: 9735 [2022-03-03 18:19:30,370 INFO L226 Difference]: Without dead ends: 9735 [2022-03-03 18:19:30,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:30,371 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1335 mSDsluCounter, 1612 mSDsCounter, 0 mSdLazyCounter, 1508 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1335 SdHoareTripleChecker+Valid, 1959 SdHoareTripleChecker+Invalid, 1780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:30,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1335 Valid, 1959 Invalid, 1780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1508 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:19:30,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9735 states. [2022-03-03 18:19:30,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9735 to 7443. [2022-03-03 18:19:30,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:30,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-03 18:19:30,497 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-03 18:19:30,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:30,497 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-03 18:19:30,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:30,497 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-03 18:19:30,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:30,504 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:30,504 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:30,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-03 18:19:30,504 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:30,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:30,504 INFO L85 PathProgramCache]: Analyzing trace with hash -967729883, now seen corresponding path program 35 times [2022-03-03 18:19:30,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:30,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033890728] [2022-03-03 18:19:30,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:30,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:30,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:31,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:31,689 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:31,689 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033890728] [2022-03-03 18:19:31,689 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033890728] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:31,689 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:31,689 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:31,689 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331590834] [2022-03-03 18:19:31,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:31,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:31,690 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:31,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:31,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:31,690 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:33,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:33,762 INFO L93 Difference]: Finished difference Result 9555 states and 25719 transitions. [2022-03-03 18:19:33,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:33,762 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:33,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:33,776 INFO L225 Difference]: With dead ends: 9555 [2022-03-03 18:19:33,776 INFO L226 Difference]: Without dead ends: 9555 [2022-03-03 18:19:33,777 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:33,777 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1631 mSDsluCounter, 1740 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1631 SdHoareTripleChecker+Valid, 2085 SdHoareTripleChecker+Invalid, 1955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:33,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1631 Valid, 2085 Invalid, 1955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:19:33,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9555 states. [2022-03-03 18:19:33,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9555 to 7380. [2022-03-03 18:19:33,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:33,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-03 18:19:33,885 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-03 18:19:33,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:33,886 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-03 18:19:33,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:33,886 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-03 18:19:33,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:33,892 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:33,892 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:33,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-03 18:19:33,892 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:33,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:33,892 INFO L85 PathProgramCache]: Analyzing trace with hash -453392777, now seen corresponding path program 56 times [2022-03-03 18:19:33,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:33,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628581924] [2022-03-03 18:19:33,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:33,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:34,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:34,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:34,412 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628581924] [2022-03-03 18:19:34,412 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628581924] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:34,412 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:34,412 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:34,412 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346561784] [2022-03-03 18:19:34,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:34,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:34,412 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:34,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:34,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:34,413 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:35,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:35,740 INFO L93 Difference]: Finished difference Result 9536 states and 25248 transitions. [2022-03-03 18:19:35,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:19:35,740 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:35,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:35,762 INFO L225 Difference]: With dead ends: 9536 [2022-03-03 18:19:35,762 INFO L226 Difference]: Without dead ends: 9536 [2022-03-03 18:19:35,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=484, Invalid=922, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:19:35,763 INFO L933 BasicCegarLoop]: 447 mSDtfsCounter, 1911 mSDsluCounter, 1122 mSDsCounter, 0 mSdLazyCounter, 1072 mSolverCounterSat, 393 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1911 SdHoareTripleChecker+Valid, 1555 SdHoareTripleChecker+Invalid, 1465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 393 IncrementalHoareTripleChecker+Valid, 1072 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:35,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1911 Valid, 1555 Invalid, 1465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [393 Valid, 1072 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:19:35,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9536 states. [2022-03-03 18:19:35,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9536 to 7527. [2022-03-03 18:19:35,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:35,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-03 18:19:35,917 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-03 18:19:35,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:35,917 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-03 18:19:35,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:35,918 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-03 18:19:35,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:35,925 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:35,925 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:35,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-03 18:19:35,925 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:35,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:35,925 INFO L85 PathProgramCache]: Analyzing trace with hash 576058079, now seen corresponding path program 57 times [2022-03-03 18:19:35,926 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:35,926 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935746230] [2022-03-03 18:19:35,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:35,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:36,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:36,839 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:36,839 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935746230] [2022-03-03 18:19:36,839 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935746230] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:36,839 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:36,839 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:36,839 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737807317] [2022-03-03 18:19:36,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:36,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:36,840 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:36,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:36,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:36,840 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:39,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:39,501 INFO L93 Difference]: Finished difference Result 9620 states and 25480 transitions. [2022-03-03 18:19:39,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:19:39,501 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:39,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:39,520 INFO L225 Difference]: With dead ends: 9620 [2022-03-03 18:19:39,521 INFO L226 Difference]: Without dead ends: 9620 [2022-03-03 18:19:39,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:19:39,521 INFO L933 BasicCegarLoop]: 447 mSDtfsCounter, 1267 mSDsluCounter, 2373 mSDsCounter, 0 mSdLazyCounter, 2182 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1267 SdHoareTripleChecker+Valid, 2795 SdHoareTripleChecker+Invalid, 2463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 2182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:39,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1267 Valid, 2795 Invalid, 2463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 2182 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:19:39,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9620 states. [2022-03-03 18:19:39,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9620 to 7674. [2022-03-03 18:19:39,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7674 states, 7670 states have (on average 2.7778357235984354) internal successors, (21306), 7673 states have internal predecessors, (21306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:39,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7674 states to 7674 states and 21306 transitions. [2022-03-03 18:19:39,672 INFO L78 Accepts]: Start accepts. Automaton has 7674 states and 21306 transitions. Word has length 100 [2022-03-03 18:19:39,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:39,673 INFO L470 AbstractCegarLoop]: Abstraction has 7674 states and 21306 transitions. [2022-03-03 18:19:39,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:39,673 INFO L276 IsEmpty]: Start isEmpty. Operand 7674 states and 21306 transitions. [2022-03-03 18:19:39,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:39,680 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:39,680 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:39,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-03 18:19:39,681 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:39,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:39,681 INFO L85 PathProgramCache]: Analyzing trace with hash 551985959, now seen corresponding path program 58 times [2022-03-03 18:19:39,681 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:39,681 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249746254] [2022-03-03 18:19:39,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:39,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:40,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:40,885 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:40,885 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249746254] [2022-03-03 18:19:40,885 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249746254] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:40,885 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:40,885 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:40,886 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904494336] [2022-03-03 18:19:40,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:40,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:40,886 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:40,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:40,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:40,886 INFO L87 Difference]: Start difference. First operand 7674 states and 21306 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:42,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:42,811 INFO L93 Difference]: Finished difference Result 9521 states and 25568 transitions. [2022-03-03 18:19:42,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:42,812 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:42,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:42,829 INFO L225 Difference]: With dead ends: 9521 [2022-03-03 18:19:42,829 INFO L226 Difference]: Without dead ends: 9521 [2022-03-03 18:19:42,830 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:42,830 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1432 mSDsluCounter, 1623 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 1957 SdHoareTripleChecker+Invalid, 1856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:42,831 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 1957 Invalid, 1856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:19:42,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9521 states. [2022-03-03 18:19:42,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9521 to 7611. [2022-03-03 18:19:42,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:42,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-03-03 18:19:42,969 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-03-03 18:19:42,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:42,970 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-03-03 18:19:42,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:42,970 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-03-03 18:19:42,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:42,977 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:42,977 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:42,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-03 18:19:42,977 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:42,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:42,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1798542135, now seen corresponding path program 59 times [2022-03-03 18:19:42,978 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:42,978 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693727218] [2022-03-03 18:19:42,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:42,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:44,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:44,252 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:44,252 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693727218] [2022-03-03 18:19:44,252 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693727218] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:44,252 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:44,252 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:44,253 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261294620] [2022-03-03 18:19:44,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:44,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:44,253 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:44,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:44,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:44,254 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:46,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:46,086 INFO L93 Difference]: Finished difference Result 9234 states and 24789 transitions. [2022-03-03 18:19:46,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:46,086 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:46,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:46,103 INFO L225 Difference]: With dead ends: 9234 [2022-03-03 18:19:46,103 INFO L226 Difference]: Without dead ends: 9234 [2022-03-03 18:19:46,104 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:46,104 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1454 mSDsluCounter, 2231 mSDsCounter, 0 mSdLazyCounter, 1995 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1454 SdHoareTripleChecker+Valid, 2555 SdHoareTripleChecker+Invalid, 2239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:46,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1454 Valid, 2555 Invalid, 2239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1995 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:19:46,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9234 states. [2022-03-03 18:19:46,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9234 to 7632. [2022-03-03 18:19:46,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:46,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-03-03 18:19:46,265 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-03-03 18:19:46,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:46,265 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-03-03 18:19:46,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:46,266 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-03-03 18:19:46,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:46,275 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:46,275 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:46,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-03 18:19:46,276 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:46,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:46,276 INFO L85 PathProgramCache]: Analyzing trace with hash -859547957, now seen corresponding path program 60 times [2022-03-03 18:19:46,276 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:46,276 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212867595] [2022-03-03 18:19:46,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:46,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:47,603 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:47,604 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212867595] [2022-03-03 18:19:47,604 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212867595] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:47,604 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:47,604 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:47,604 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323135323] [2022-03-03 18:19:47,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:47,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:47,604 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:47,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:47,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:47,605 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:49,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:49,258 INFO L93 Difference]: Finished difference Result 9402 states and 25253 transitions. [2022-03-03 18:19:49,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:49,259 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:49,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:49,275 INFO L225 Difference]: With dead ends: 9402 [2022-03-03 18:19:49,275 INFO L226 Difference]: Without dead ends: 9402 [2022-03-03 18:19:49,275 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:49,276 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1636 mSDsluCounter, 1543 mSDsCounter, 0 mSdLazyCounter, 1429 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1636 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 1780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 1429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:49,276 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1636 Valid, 1888 Invalid, 1780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 1429 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:19:49,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9402 states. [2022-03-03 18:19:49,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9402 to 7590. [2022-03-03 18:19:49,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7590 states, 7586 states have (on average 2.7759029791721592) internal successors, (21058), 7589 states have internal predecessors, (21058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:49,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7590 states to 7590 states and 21058 transitions. [2022-03-03 18:19:49,408 INFO L78 Accepts]: Start accepts. Automaton has 7590 states and 21058 transitions. Word has length 100 [2022-03-03 18:19:49,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:49,408 INFO L470 AbstractCegarLoop]: Abstraction has 7590 states and 21058 transitions. [2022-03-03 18:19:49,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:49,408 INFO L276 IsEmpty]: Start isEmpty. Operand 7590 states and 21058 transitions. [2022-03-03 18:19:49,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:49,415 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:49,415 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:49,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-03 18:19:49,416 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:49,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:49,416 INFO L85 PathProgramCache]: Analyzing trace with hash -454213721, now seen corresponding path program 61 times [2022-03-03 18:19:49,416 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:49,416 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620273491] [2022-03-03 18:19:49,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:49,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:50,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:50,128 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:50,128 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620273491] [2022-03-03 18:19:50,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620273491] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:50,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:50,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:50,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082221276] [2022-03-03 18:19:50,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:50,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:50,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:50,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:50,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:50,129 INFO L87 Difference]: Start difference. First operand 7590 states and 21058 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:51,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:51,475 INFO L93 Difference]: Finished difference Result 9395 states and 25250 transitions. [2022-03-03 18:19:51,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:19:51,475 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:51,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:51,491 INFO L225 Difference]: With dead ends: 9395 [2022-03-03 18:19:51,491 INFO L226 Difference]: Without dead ends: 9395 [2022-03-03 18:19:51,492 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:19:51,492 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1521 mSDsluCounter, 1222 mSDsCounter, 0 mSdLazyCounter, 1154 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1521 SdHoareTripleChecker+Valid, 1539 SdHoareTripleChecker+Invalid, 1432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 1154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:51,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1521 Valid, 1539 Invalid, 1432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 1154 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:19:51,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9395 states. [2022-03-03 18:19:51,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9395 to 7632. [2022-03-03 18:19:51,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:51,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-03-03 18:19:51,631 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-03-03 18:19:51,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:51,631 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-03-03 18:19:51,632 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:51,632 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-03-03 18:19:51,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:51,638 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:51,638 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:51,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-03 18:19:51,638 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:51,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:51,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1995330447, now seen corresponding path program 62 times [2022-03-03 18:19:51,639 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:51,639 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438013919] [2022-03-03 18:19:51,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:51,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:52,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:52,297 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:52,297 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438013919] [2022-03-03 18:19:52,297 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438013919] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:52,297 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:52,298 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:52,298 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760792356] [2022-03-03 18:19:52,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:52,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:52,298 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:52,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:52,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:52,298 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:53,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:53,878 INFO L93 Difference]: Finished difference Result 9584 states and 25749 transitions. [2022-03-03 18:19:53,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:19:53,878 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:53,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:53,894 INFO L225 Difference]: With dead ends: 9584 [2022-03-03 18:19:53,895 INFO L226 Difference]: Without dead ends: 9584 [2022-03-03 18:19:53,895 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:19:53,895 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1428 mSDsluCounter, 1557 mSDsCounter, 0 mSdLazyCounter, 1452 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 1884 SdHoareTripleChecker+Invalid, 1761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 1452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:53,895 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 1884 Invalid, 1761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 1452 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:19:53,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9584 states. [2022-03-03 18:19:54,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9584 to 7653. [2022-03-03 18:19:54,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7653 states, 7649 states have (on average 2.77735651719179) internal successors, (21244), 7652 states have internal predecessors, (21244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:54,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7653 states to 7653 states and 21244 transitions. [2022-03-03 18:19:54,026 INFO L78 Accepts]: Start accepts. Automaton has 7653 states and 21244 transitions. Word has length 100 [2022-03-03 18:19:54,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:54,026 INFO L470 AbstractCegarLoop]: Abstraction has 7653 states and 21244 transitions. [2022-03-03 18:19:54,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:54,027 INFO L276 IsEmpty]: Start isEmpty. Operand 7653 states and 21244 transitions. [2022-03-03 18:19:54,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:54,033 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:54,033 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:54,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-03 18:19:54,034 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:54,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:54,034 INFO L85 PathProgramCache]: Analyzing trace with hash -358453243, now seen corresponding path program 63 times [2022-03-03 18:19:54,034 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:54,034 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266855738] [2022-03-03 18:19:54,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:54,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:55,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:55,639 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:55,639 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266855738] [2022-03-03 18:19:55,639 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266855738] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:55,639 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:55,639 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:55,639 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125683863] [2022-03-03 18:19:55,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:55,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:55,639 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:55,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:55,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:55,640 INFO L87 Difference]: Start difference. First operand 7653 states and 21244 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:57,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:19:57,588 INFO L93 Difference]: Finished difference Result 9542 states and 25652 transitions. [2022-03-03 18:19:57,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:19:57,588 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:19:57,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:19:57,604 INFO L225 Difference]: With dead ends: 9542 [2022-03-03 18:19:57,604 INFO L226 Difference]: Without dead ends: 9542 [2022-03-03 18:19:57,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:19:57,604 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1590 mSDsluCounter, 1604 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 311 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 1942 SdHoareTripleChecker+Invalid, 1873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 311 IncrementalHoareTripleChecker+Valid, 1562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:19:57,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1590 Valid, 1942 Invalid, 1873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [311 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:19:57,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9542 states. [2022-03-03 18:19:57,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9542 to 7548. [2022-03-03 18:19:57,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7548 states, 7544 states have (on average 2.77492046659597) internal successors, (20934), 7547 states have internal predecessors, (20934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:57,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7548 states to 7548 states and 20934 transitions. [2022-03-03 18:19:57,735 INFO L78 Accepts]: Start accepts. Automaton has 7548 states and 20934 transitions. Word has length 100 [2022-03-03 18:19:57,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:19:57,735 INFO L470 AbstractCegarLoop]: Abstraction has 7548 states and 20934 transitions. [2022-03-03 18:19:57,735 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:19:57,735 INFO L276 IsEmpty]: Start isEmpty. Operand 7548 states and 20934 transitions. [2022-03-03 18:19:57,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:19:57,742 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:19:57,742 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:19:57,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-03 18:19:57,742 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:19:57,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:19:57,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1143333401, now seen corresponding path program 64 times [2022-03-03 18:19:57,743 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:19:57,743 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924021314] [2022-03-03 18:19:57,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:19:57,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:19:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:19:58,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:19:58,468 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:19:58,468 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924021314] [2022-03-03 18:19:58,468 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924021314] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:19:58,469 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:19:58,469 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:19:58,469 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333034974] [2022-03-03 18:19:58,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:19:58,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:19:58,471 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:19:58,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:19:58,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:19:58,471 INFO L87 Difference]: Start difference. First operand 7548 states and 20934 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:00,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:00,040 INFO L93 Difference]: Finished difference Result 9591 states and 25800 transitions. [2022-03-03 18:20:00,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:20:00,040 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:00,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:00,059 INFO L225 Difference]: With dead ends: 9591 [2022-03-03 18:20:00,060 INFO L226 Difference]: Without dead ends: 9591 [2022-03-03 18:20:00,060 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:20:00,060 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1631 mSDsluCounter, 1355 mSDsCounter, 0 mSdLazyCounter, 1249 mSolverCounterSat, 338 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1631 SdHoareTripleChecker+Valid, 1666 SdHoareTripleChecker+Invalid, 1587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 338 IncrementalHoareTripleChecker+Valid, 1249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:00,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1631 Valid, 1666 Invalid, 1587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [338 Valid, 1249 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:20:00,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9591 states. [2022-03-03 18:20:00,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9591 to 7569. [2022-03-03 18:20:00,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7569 states, 7565 states have (on average 2.775413086582948) internal successors, (20996), 7568 states have internal predecessors, (20996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:00,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7569 states to 7569 states and 20996 transitions. [2022-03-03 18:20:00,197 INFO L78 Accepts]: Start accepts. Automaton has 7569 states and 20996 transitions. Word has length 100 [2022-03-03 18:20:00,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:00,197 INFO L470 AbstractCegarLoop]: Abstraction has 7569 states and 20996 transitions. [2022-03-03 18:20:00,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:00,197 INFO L276 IsEmpty]: Start isEmpty. Operand 7569 states and 20996 transitions. [2022-03-03 18:20:00,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:00,205 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:00,205 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:00,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-03 18:20:00,205 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:00,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:00,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1486881555, now seen corresponding path program 65 times [2022-03-03 18:20:00,205 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:00,206 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376253152] [2022-03-03 18:20:00,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:00,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:01,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:01,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:01,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376253152] [2022-03-03 18:20:01,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376253152] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:01,157 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:01,158 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:01,158 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69058906] [2022-03-03 18:20:01,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:01,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:01,158 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:01,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:01,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:01,158 INFO L87 Difference]: Start difference. First operand 7569 states and 20996 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:03,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:03,139 INFO L93 Difference]: Finished difference Result 9815 states and 26388 transitions. [2022-03-03 18:20:03,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:20:03,139 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:03,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:03,158 INFO L225 Difference]: With dead ends: 9815 [2022-03-03 18:20:03,158 INFO L226 Difference]: Without dead ends: 9815 [2022-03-03 18:20:03,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:20:03,159 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1290 mSDsluCounter, 1600 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 1751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:03,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 1922 Invalid, 1751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:20:03,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9815 states. [2022-03-03 18:20:03,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9815 to 7611. [2022-03-03 18:20:03,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:03,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-03-03 18:20:03,324 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-03-03 18:20:03,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:03,324 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-03-03 18:20:03,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:03,324 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-03-03 18:20:03,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:03,332 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:03,332 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:03,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-03 18:20:03,333 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:03,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:03,333 INFO L85 PathProgramCache]: Analyzing trace with hash -873950193, now seen corresponding path program 66 times [2022-03-03 18:20:03,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:03,333 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118738178] [2022-03-03 18:20:03,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:03,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:04,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:04,565 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:04,565 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118738178] [2022-03-03 18:20:04,566 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118738178] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:04,566 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:04,566 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:04,566 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17609381] [2022-03-03 18:20:04,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:04,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:04,566 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:04,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:04,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:04,567 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:06,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:06,242 INFO L93 Difference]: Finished difference Result 9738 states and 26175 transitions. [2022-03-03 18:20:06,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:20:06,242 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:06,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:06,260 INFO L225 Difference]: With dead ends: 9738 [2022-03-03 18:20:06,260 INFO L226 Difference]: Without dead ends: 9738 [2022-03-03 18:20:06,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:20:06,260 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1310 mSDsluCounter, 1381 mSDsCounter, 0 mSdLazyCounter, 1342 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1310 SdHoareTripleChecker+Valid, 1713 SdHoareTripleChecker+Invalid, 1643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 1342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:06,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1310 Valid, 1713 Invalid, 1643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 1342 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:20:06,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9738 states. [2022-03-03 18:20:06,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9738 to 7632. [2022-03-03 18:20:06,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:06,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-03-03 18:20:06,393 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-03-03 18:20:06,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:06,394 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-03-03 18:20:06,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:06,394 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-03-03 18:20:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:06,400 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:06,401 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:06,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-03 18:20:06,401 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:06,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:06,401 INFO L85 PathProgramCache]: Analyzing trace with hash 762927011, now seen corresponding path program 67 times [2022-03-03 18:20:06,401 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:06,401 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972995345] [2022-03-03 18:20:06,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:06,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:07,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:07,255 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:07,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972995345] [2022-03-03 18:20:07,255 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972995345] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:07,255 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:07,255 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:07,255 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298002423] [2022-03-03 18:20:07,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:07,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:07,255 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:07,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:07,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:07,256 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:08,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:08,973 INFO L93 Difference]: Finished difference Result 9696 states and 26078 transitions. [2022-03-03 18:20:08,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:20:08,973 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:08,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:08,989 INFO L225 Difference]: With dead ends: 9696 [2022-03-03 18:20:08,989 INFO L226 Difference]: Without dead ends: 9696 [2022-03-03 18:20:08,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:20:08,990 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1585 mSDsluCounter, 1778 mSDsCounter, 0 mSdLazyCounter, 1659 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1585 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 1969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 1659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:08,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1585 Valid, 2119 Invalid, 1969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 1659 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:20:09,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9696 states. [2022-03-03 18:20:09,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9696 to 7527. [2022-03-03 18:20:09,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:09,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-03 18:20:09,108 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-03 18:20:09,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:09,108 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-03 18:20:09,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:09,108 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-03 18:20:09,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:09,115 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:09,115 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:09,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-03 18:20:09,115 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:09,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:09,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1293490039, now seen corresponding path program 36 times [2022-03-03 18:20:09,115 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:09,115 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506265169] [2022-03-03 18:20:09,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:09,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:09,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:10,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:10,210 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:10,210 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506265169] [2022-03-03 18:20:10,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506265169] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:10,210 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:10,210 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:10,210 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37331693] [2022-03-03 18:20:10,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:10,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:10,210 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:10,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:10,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:10,211 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:12,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:12,397 INFO L93 Difference]: Finished difference Result 9559 states and 25726 transitions. [2022-03-03 18:20:12,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:20:12,397 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:12,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:12,415 INFO L225 Difference]: With dead ends: 9559 [2022-03-03 18:20:12,415 INFO L226 Difference]: Without dead ends: 9559 [2022-03-03 18:20:12,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:20:12,416 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1320 mSDsluCounter, 2001 mSDsCounter, 0 mSdLazyCounter, 1897 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1320 SdHoareTripleChecker+Valid, 2342 SdHoareTripleChecker+Invalid, 2146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 1897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:12,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1320 Valid, 2342 Invalid, 2146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 1897 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:20:12,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9559 states. [2022-03-03 18:20:12,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9559 to 7611. [2022-03-03 18:20:12,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:12,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-03-03 18:20:12,565 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-03-03 18:20:12,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:12,565 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-03-03 18:20:12,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:12,566 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-03-03 18:20:12,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:12,573 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:12,573 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:12,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-03 18:20:12,573 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:12,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:12,573 INFO L85 PathProgramCache]: Analyzing trace with hash -872756937, now seen corresponding path program 37 times [2022-03-03 18:20:12,573 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:12,573 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762806687] [2022-03-03 18:20:12,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:12,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:13,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:13,710 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:13,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762806687] [2022-03-03 18:20:13,710 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762806687] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:13,710 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:13,710 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:13,710 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274700239] [2022-03-03 18:20:13,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:13,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:13,711 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:13,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:13,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:13,711 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:15,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:15,746 INFO L93 Difference]: Finished difference Result 9501 states and 25561 transitions. [2022-03-03 18:20:15,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:20:15,747 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:15,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:15,762 INFO L225 Difference]: With dead ends: 9501 [2022-03-03 18:20:15,763 INFO L226 Difference]: Without dead ends: 9501 [2022-03-03 18:20:15,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:20:15,763 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1381 mSDsluCounter, 1782 mSDsCounter, 0 mSdLazyCounter, 1683 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1381 SdHoareTripleChecker+Valid, 2121 SdHoareTripleChecker+Invalid, 1954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:15,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1381 Valid, 2121 Invalid, 1954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1683 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:20:15,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9501 states. [2022-03-03 18:20:15,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9501 to 7639. [2022-03-03 18:20:15,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7639 states, 7635 states have (on average 2.777079240340537) internal successors, (21203), 7638 states have internal predecessors, (21203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:15,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7639 states to 7639 states and 21203 transitions. [2022-03-03 18:20:15,890 INFO L78 Accepts]: Start accepts. Automaton has 7639 states and 21203 transitions. Word has length 100 [2022-03-03 18:20:15,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:15,890 INFO L470 AbstractCegarLoop]: Abstraction has 7639 states and 21203 transitions. [2022-03-03 18:20:15,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:15,890 INFO L276 IsEmpty]: Start isEmpty. Operand 7639 states and 21203 transitions. [2022-03-03 18:20:15,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:15,897 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:15,897 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:15,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-03 18:20:15,897 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:15,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:15,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1564124843, now seen corresponding path program 38 times [2022-03-03 18:20:15,898 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:15,898 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609485334] [2022-03-03 18:20:15,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:15,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:16,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:16,880 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:16,880 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609485334] [2022-03-03 18:20:16,880 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609485334] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:16,880 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:16,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:16,880 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111845714] [2022-03-03 18:20:16,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:16,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:16,881 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:16,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:16,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:16,881 INFO L87 Difference]: Start difference. First operand 7639 states and 21203 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:18,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:18,888 INFO L93 Difference]: Finished difference Result 9669 states and 26025 transitions. [2022-03-03 18:20:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:20:18,888 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:18,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:18,905 INFO L225 Difference]: With dead ends: 9669 [2022-03-03 18:20:18,905 INFO L226 Difference]: Without dead ends: 9669 [2022-03-03 18:20:18,905 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:20:18,905 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1421 mSDsluCounter, 2021 mSDsCounter, 0 mSdLazyCounter, 1814 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 2373 SdHoareTripleChecker+Invalid, 2123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 1814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:18,905 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 2373 Invalid, 2123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 1814 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:20:18,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9669 states. [2022-03-03 18:20:19,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9669 to 7590. [2022-03-03 18:20:19,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7590 states, 7586 states have (on average 2.7759029791721592) internal successors, (21058), 7589 states have internal predecessors, (21058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:19,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7590 states to 7590 states and 21058 transitions. [2022-03-03 18:20:19,041 INFO L78 Accepts]: Start accepts. Automaton has 7590 states and 21058 transitions. Word has length 100 [2022-03-03 18:20:19,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:19,041 INFO L470 AbstractCegarLoop]: Abstraction has 7590 states and 21058 transitions. [2022-03-03 18:20:19,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:19,041 INFO L276 IsEmpty]: Start isEmpty. Operand 7590 states and 21058 transitions. [2022-03-03 18:20:19,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:19,048 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:19,048 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:19,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-03 18:20:19,049 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:19,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:19,049 INFO L85 PathProgramCache]: Analyzing trace with hash 2133864871, now seen corresponding path program 39 times [2022-03-03 18:20:19,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:19,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124862664] [2022-03-03 18:20:19,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:19,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:19,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:19,728 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:19,728 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124862664] [2022-03-03 18:20:19,728 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124862664] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:19,728 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:19,728 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:19,729 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618287226] [2022-03-03 18:20:19,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:19,729 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:19,729 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:19,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:19,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:19,729 INFO L87 Difference]: Start difference. First operand 7590 states and 21058 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:21,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:21,478 INFO L93 Difference]: Finished difference Result 9694 states and 26107 transitions. [2022-03-03 18:20:21,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:20:21,479 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:21,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:21,497 INFO L225 Difference]: With dead ends: 9694 [2022-03-03 18:20:21,497 INFO L226 Difference]: Without dead ends: 9694 [2022-03-03 18:20:21,498 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:20:21,498 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1596 mSDsluCounter, 1536 mSDsCounter, 0 mSdLazyCounter, 1458 mSolverCounterSat, 340 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1596 SdHoareTripleChecker+Valid, 1866 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 1458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:21,498 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1596 Valid, 1866 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 1458 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:20:21,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9694 states. [2022-03-03 18:20:21,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9694 to 7646. [2022-03-03 18:20:21,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7646 states, 7642 states have (on average 2.7772834336561107) internal successors, (21224), 7645 states have internal predecessors, (21224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:21,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7646 states to 7646 states and 21224 transitions. [2022-03-03 18:20:21,650 INFO L78 Accepts]: Start accepts. Automaton has 7646 states and 21224 transitions. Word has length 100 [2022-03-03 18:20:21,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:21,651 INFO L470 AbstractCegarLoop]: Abstraction has 7646 states and 21224 transitions. [2022-03-03 18:20:21,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:21,651 INFO L276 IsEmpty]: Start isEmpty. Operand 7646 states and 21224 transitions. [2022-03-03 18:20:21,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:21,659 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:21,659 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:21,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-03 18:20:21,659 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:21,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:21,659 INFO L85 PathProgramCache]: Analyzing trace with hash -376913775, now seen corresponding path program 40 times [2022-03-03 18:20:21,659 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:21,659 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793212964] [2022-03-03 18:20:21,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:21,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:22,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:22,824 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:22,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793212964] [2022-03-03 18:20:22,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793212964] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:22,824 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:22,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:22,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539370797] [2022-03-03 18:20:22,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:22,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:22,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:22,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:22,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:22,825 INFO L87 Difference]: Start difference. First operand 7646 states and 21224 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:25,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:25,022 INFO L93 Difference]: Finished difference Result 9916 states and 26672 transitions. [2022-03-03 18:20:25,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:20:25,023 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:25,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:25,050 INFO L225 Difference]: With dead ends: 9916 [2022-03-03 18:20:25,050 INFO L226 Difference]: Without dead ends: 9916 [2022-03-03 18:20:25,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:20:25,051 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1206 mSDsluCounter, 2207 mSDsCounter, 0 mSdLazyCounter, 1983 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 2540 SdHoareTripleChecker+Invalid, 2246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:25,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1206 Valid, 2540 Invalid, 2246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1983 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:20:25,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9916 states. [2022-03-03 18:20:25,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9916 to 7674. [2022-03-03 18:20:25,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7674 states, 7670 states have (on average 2.7779661016949153) internal successors, (21307), 7673 states have internal predecessors, (21307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:25,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7674 states to 7674 states and 21307 transitions. [2022-03-03 18:20:25,209 INFO L78 Accepts]: Start accepts. Automaton has 7674 states and 21307 transitions. Word has length 100 [2022-03-03 18:20:25,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:25,209 INFO L470 AbstractCegarLoop]: Abstraction has 7674 states and 21307 transitions. [2022-03-03 18:20:25,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:25,209 INFO L276 IsEmpty]: Start isEmpty. Operand 7674 states and 21307 transitions. [2022-03-03 18:20:25,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:25,217 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:25,217 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:25,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-03 18:20:25,218 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:25,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:25,218 INFO L85 PathProgramCache]: Analyzing trace with hash 2059968005, now seen corresponding path program 41 times [2022-03-03 18:20:25,218 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:25,218 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464209388] [2022-03-03 18:20:25,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:25,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:26,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:26,427 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:26,427 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464209388] [2022-03-03 18:20:26,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464209388] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:26,427 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:26,427 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:26,427 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433166317] [2022-03-03 18:20:26,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:26,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:26,427 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:26,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:26,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:26,428 INFO L87 Difference]: Start difference. First operand 7674 states and 21307 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:28,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:28,720 INFO L93 Difference]: Finished difference Result 9841 states and 26509 transitions. [2022-03-03 18:20:28,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:20:28,720 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:28,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:28,739 INFO L225 Difference]: With dead ends: 9841 [2022-03-03 18:20:28,740 INFO L226 Difference]: Without dead ends: 9841 [2022-03-03 18:20:28,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:20:28,740 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1519 mSDsluCounter, 2084 mSDsCounter, 0 mSdLazyCounter, 1949 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1519 SdHoareTripleChecker+Valid, 2429 SdHoareTripleChecker+Invalid, 2231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 1949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:28,740 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1519 Valid, 2429 Invalid, 2231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 1949 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:20:28,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9841 states. [2022-03-03 18:20:28,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9841 to 7548. [2022-03-03 18:20:28,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7548 states, 7544 states have (on average 2.77492046659597) internal successors, (20934), 7547 states have internal predecessors, (20934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:28,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7548 states to 7548 states and 20934 transitions. [2022-03-03 18:20:28,887 INFO L78 Accepts]: Start accepts. Automaton has 7548 states and 20934 transitions. Word has length 100 [2022-03-03 18:20:28,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:28,888 INFO L470 AbstractCegarLoop]: Abstraction has 7548 states and 20934 transitions. [2022-03-03 18:20:28,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:28,888 INFO L276 IsEmpty]: Start isEmpty. Operand 7548 states and 20934 transitions. [2022-03-03 18:20:28,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:28,895 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:28,895 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:28,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-03 18:20:28,895 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:28,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:28,896 INFO L85 PathProgramCache]: Analyzing trace with hash 362123239, now seen corresponding path program 42 times [2022-03-03 18:20:28,896 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:28,896 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857630392] [2022-03-03 18:20:28,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:28,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:29,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:29,794 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:29,794 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857630392] [2022-03-03 18:20:29,794 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857630392] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:29,794 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:29,794 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:29,794 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227845620] [2022-03-03 18:20:29,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:29,794 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:29,794 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:29,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:29,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:29,795 INFO L87 Difference]: Start difference. First operand 7548 states and 20934 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:31,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:31,677 INFO L93 Difference]: Finished difference Result 9933 states and 26764 transitions. [2022-03-03 18:20:31,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:20:31,677 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:31,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:31,698 INFO L225 Difference]: With dead ends: 9933 [2022-03-03 18:20:31,698 INFO L226 Difference]: Without dead ends: 9933 [2022-03-03 18:20:31,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:20:31,698 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1265 mSDsluCounter, 1823 mSDsCounter, 0 mSdLazyCounter, 1622 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1265 SdHoareTripleChecker+Valid, 2144 SdHoareTripleChecker+Invalid, 1913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:31,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1265 Valid, 2144 Invalid, 1913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1622 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:20:31,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9933 states. [2022-03-03 18:20:31,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9933 to 7576. [2022-03-03 18:20:31,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7576 states, 7572 states have (on average 2.775620707871104) internal successors, (21017), 7575 states have internal predecessors, (21017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:31,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7576 states to 7576 states and 21017 transitions. [2022-03-03 18:20:31,875 INFO L78 Accepts]: Start accepts. Automaton has 7576 states and 21017 transitions. Word has length 100 [2022-03-03 18:20:31,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:31,875 INFO L470 AbstractCegarLoop]: Abstraction has 7576 states and 21017 transitions. [2022-03-03 18:20:31,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:31,875 INFO L276 IsEmpty]: Start isEmpty. Operand 7576 states and 21017 transitions. [2022-03-03 18:20:31,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:31,883 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:31,883 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:31,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-03 18:20:31,884 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:31,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:31,884 INFO L85 PathProgramCache]: Analyzing trace with hash 181373197, now seen corresponding path program 43 times [2022-03-03 18:20:31,884 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:31,884 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341198370] [2022-03-03 18:20:31,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:31,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:31,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:33,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:33,067 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:33,067 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341198370] [2022-03-03 18:20:33,067 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341198370] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:33,067 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:33,067 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:33,067 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562796435] [2022-03-03 18:20:33,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:33,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:33,067 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:33,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:33,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:33,068 INFO L87 Difference]: Start difference. First operand 7576 states and 21017 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:35,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:35,060 INFO L93 Difference]: Finished difference Result 10201 states and 27440 transitions. [2022-03-03 18:20:35,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:20:35,060 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:35,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:35,080 INFO L225 Difference]: With dead ends: 10201 [2022-03-03 18:20:35,080 INFO L226 Difference]: Without dead ends: 10201 [2022-03-03 18:20:35,080 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:20:35,080 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1233 mSDsluCounter, 1945 mSDsCounter, 0 mSdLazyCounter, 1766 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1233 SdHoareTripleChecker+Valid, 2277 SdHoareTripleChecker+Invalid, 2032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 1766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:35,080 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1233 Valid, 2277 Invalid, 2032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 1766 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:20:35,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10201 states. [2022-03-03 18:20:35,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10201 to 7632. [2022-03-03 18:20:35,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7770057682223386) internal successors, (21183), 7631 states have internal predecessors, (21183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:35,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21183 transitions. [2022-03-03 18:20:35,235 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21183 transitions. Word has length 100 [2022-03-03 18:20:35,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:35,235 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21183 transitions. [2022-03-03 18:20:35,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:35,235 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21183 transitions. [2022-03-03 18:20:35,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:35,243 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:35,243 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:35,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-03 18:20:35,244 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:35,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:35,244 INFO L85 PathProgramCache]: Analyzing trace with hash -170105809, now seen corresponding path program 44 times [2022-03-03 18:20:35,244 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:35,244 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893725845] [2022-03-03 18:20:35,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:35,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:36,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:36,352 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:36,352 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893725845] [2022-03-03 18:20:36,352 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893725845] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:36,352 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:36,352 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:36,352 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507018156] [2022-03-03 18:20:36,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:36,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:36,353 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:36,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:36,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:36,353 INFO L87 Difference]: Start difference. First operand 7632 states and 21183 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:38,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:38,281 INFO L93 Difference]: Finished difference Result 10113 states and 27205 transitions. [2022-03-03 18:20:38,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:20:38,281 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:38,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:38,300 INFO L225 Difference]: With dead ends: 10113 [2022-03-03 18:20:38,300 INFO L226 Difference]: Without dead ends: 10113 [2022-03-03 18:20:38,301 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:20:38,301 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1547 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1656 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1547 SdHoareTripleChecker+Valid, 2058 SdHoareTripleChecker+Invalid, 1933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:38,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1547 Valid, 2058 Invalid, 1933 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:20:38,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10113 states. [2022-03-03 18:20:38,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10113 to 7660. [2022-03-03 18:20:38,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7660 states, 7656 states have (on average 2.7776907001044933) internal successors, (21266), 7659 states have internal predecessors, (21266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:38,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7660 states to 7660 states and 21266 transitions. [2022-03-03 18:20:38,440 INFO L78 Accepts]: Start accepts. Automaton has 7660 states and 21266 transitions. Word has length 100 [2022-03-03 18:20:38,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:38,440 INFO L470 AbstractCegarLoop]: Abstraction has 7660 states and 21266 transitions. [2022-03-03 18:20:38,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:38,441 INFO L276 IsEmpty]: Start isEmpty. Operand 7660 states and 21266 transitions. [2022-03-03 18:20:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:38,449 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:38,449 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:38,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-03 18:20:38,450 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:38,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:38,450 INFO L85 PathProgramCache]: Analyzing trace with hash -2028191325, now seen corresponding path program 45 times [2022-03-03 18:20:38,450 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:38,450 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949418824] [2022-03-03 18:20:38,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:38,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:39,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:39,537 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:39,537 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949418824] [2022-03-03 18:20:39,537 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949418824] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:39,537 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:39,537 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:39,537 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202125223] [2022-03-03 18:20:39,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:39,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:39,537 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:39,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:39,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:39,538 INFO L87 Difference]: Start difference. First operand 7660 states and 21266 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:41,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:41,625 INFO L93 Difference]: Finished difference Result 10038 states and 27042 transitions. [2022-03-03 18:20:41,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:20:41,625 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:41,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:41,642 INFO L225 Difference]: With dead ends: 10038 [2022-03-03 18:20:41,642 INFO L226 Difference]: Without dead ends: 10038 [2022-03-03 18:20:41,643 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:20:41,643 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1579 mSDsluCounter, 1931 mSDsCounter, 0 mSdLazyCounter, 1743 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 2285 SdHoareTripleChecker+Invalid, 2053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 1743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:41,643 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1579 Valid, 2285 Invalid, 2053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 1743 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:20:41,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10038 states. [2022-03-03 18:20:41,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10038 to 7527. [2022-03-03 18:20:41,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:41,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-03 18:20:41,781 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-03 18:20:41,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:41,781 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-03 18:20:41,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-03 18:20:41,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:41,788 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:41,788 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:41,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-03 18:20:41,788 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:41,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:41,788 INFO L85 PathProgramCache]: Analyzing trace with hash 381605559, now seen corresponding path program 68 times [2022-03-03 18:20:41,789 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:41,789 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423224939] [2022-03-03 18:20:41,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:41,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:42,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:42,653 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:42,653 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423224939] [2022-03-03 18:20:42,653 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423224939] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:42,653 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:42,653 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:42,653 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842309310] [2022-03-03 18:20:42,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:42,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:42,653 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:42,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:42,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:42,654 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:43,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:43,942 INFO L93 Difference]: Finished difference Result 8688 states and 23220 transitions. [2022-03-03 18:20:43,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-03 18:20:43,943 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:43,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:43,958 INFO L225 Difference]: With dead ends: 8688 [2022-03-03 18:20:43,958 INFO L226 Difference]: Without dead ends: 8688 [2022-03-03 18:20:43,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:20:43,959 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1087 mSDsluCounter, 1160 mSDsCounter, 0 mSdLazyCounter, 1048 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1087 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 1245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1048 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:43,959 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1087 Valid, 1471 Invalid, 1245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1048 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:20:43,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8688 states. [2022-03-03 18:20:44,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8688 to 7527. [2022-03-03 18:20:44,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:44,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-03 18:20:44,085 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-03 18:20:44,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:44,085 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-03 18:20:44,085 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:44,085 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-03 18:20:44,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:44,092 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:44,092 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:44,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-03-03 18:20:44,092 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:44,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:44,092 INFO L85 PathProgramCache]: Analyzing trace with hash -694874953, now seen corresponding path program 46 times [2022-03-03 18:20:44,092 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:44,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173570157] [2022-03-03 18:20:44,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:44,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:44,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:45,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:45,203 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:45,203 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173570157] [2022-03-03 18:20:45,203 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173570157] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:45,203 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:45,204 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:45,204 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618067483] [2022-03-03 18:20:45,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:45,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:45,204 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:45,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:45,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:45,204 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:46,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:46,716 INFO L93 Difference]: Finished difference Result 8677 states and 23198 transitions. [2022-03-03 18:20:46,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-03 18:20:46,717 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:46,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:46,732 INFO L225 Difference]: With dead ends: 8677 [2022-03-03 18:20:46,733 INFO L226 Difference]: Without dead ends: 8677 [2022-03-03 18:20:46,733 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:20:46,733 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1518 mSDsluCounter, 1329 mSDsCounter, 0 mSdLazyCounter, 1248 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 1651 SdHoareTripleChecker+Invalid, 1516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:46,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1518 Valid, 1651 Invalid, 1516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1248 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:20:46,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8677 states. [2022-03-03 18:20:46,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8677 to 7527. [2022-03-03 18:20:46,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:46,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-03 18:20:46,916 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-03 18:20:46,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:46,916 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-03 18:20:46,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:46,916 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-03 18:20:46,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:46,944 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:46,944 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:46,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-03-03 18:20:46,945 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:46,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:46,947 INFO L85 PathProgramCache]: Analyzing trace with hash 365774259, now seen corresponding path program 47 times [2022-03-03 18:20:46,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:46,948 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331019900] [2022-03-03 18:20:46,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:46,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:47,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:47,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:47,778 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331019900] [2022-03-03 18:20:47,778 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331019900] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:47,778 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:47,778 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:47,778 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12884872] [2022-03-03 18:20:47,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:47,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:47,778 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:47,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:47,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:47,779 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:49,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:49,320 INFO L93 Difference]: Finished difference Result 9380 states and 25111 transitions. [2022-03-03 18:20:49,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:20:49,321 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:49,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:49,335 INFO L225 Difference]: With dead ends: 9380 [2022-03-03 18:20:49,336 INFO L226 Difference]: Without dead ends: 9380 [2022-03-03 18:20:49,336 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:20:49,336 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1327 mSDsluCounter, 1548 mSDsCounter, 0 mSdLazyCounter, 1355 mSolverCounterSat, 319 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1327 SdHoareTripleChecker+Valid, 1887 SdHoareTripleChecker+Invalid, 1674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 319 IncrementalHoareTripleChecker+Valid, 1355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:49,336 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1327 Valid, 1887 Invalid, 1674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [319 Valid, 1355 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:20:49,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9380 states. [2022-03-03 18:20:49,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9380 to 7555. [2022-03-03 18:20:49,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7555 states, 7551 states have (on average 2.7751291219706) internal successors, (20955), 7554 states have internal predecessors, (20955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:49,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7555 states to 7555 states and 20955 transitions. [2022-03-03 18:20:49,455 INFO L78 Accepts]: Start accepts. Automaton has 7555 states and 20955 transitions. Word has length 100 [2022-03-03 18:20:49,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:49,456 INFO L470 AbstractCegarLoop]: Abstraction has 7555 states and 20955 transitions. [2022-03-03 18:20:49,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:49,456 INFO L276 IsEmpty]: Start isEmpty. Operand 7555 states and 20955 transitions. [2022-03-03 18:20:49,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:49,463 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:49,463 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:49,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-03-03 18:20:49,463 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:49,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:49,463 INFO L85 PathProgramCache]: Analyzing trace with hash 185024217, now seen corresponding path program 48 times [2022-03-03 18:20:49,463 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:49,463 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652405972] [2022-03-03 18:20:49,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:49,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:50,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:50,175 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:50,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652405972] [2022-03-03 18:20:50,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652405972] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:50,175 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:50,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:50,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772831408] [2022-03-03 18:20:50,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:50,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:50,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:50,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:50,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:50,176 INFO L87 Difference]: Start difference. First operand 7555 states and 20955 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:51,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:51,924 INFO L93 Difference]: Finished difference Result 9267 states and 24827 transitions. [2022-03-03 18:20:51,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:20:51,924 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:51,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:51,945 INFO L225 Difference]: With dead ends: 9267 [2022-03-03 18:20:51,945 INFO L226 Difference]: Without dead ends: 9267 [2022-03-03 18:20:51,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:20:51,946 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 1374 mSDsluCounter, 1485 mSDsCounter, 0 mSdLazyCounter, 1401 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1374 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:51,946 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1374 Valid, 1830 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1401 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:20:51,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9267 states. [2022-03-03 18:20:52,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9267 to 7611. [2022-03-03 18:20:52,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.7765216248192455) internal successors, (21121), 7610 states have internal predecessors, (21121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:52,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21121 transitions. [2022-03-03 18:20:52,091 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21121 transitions. Word has length 100 [2022-03-03 18:20:52,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:52,091 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21121 transitions. [2022-03-03 18:20:52,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21121 transitions. [2022-03-03 18:20:52,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:52,100 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:52,100 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:52,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-03-03 18:20:52,100 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:52,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:52,100 INFO L85 PathProgramCache]: Analyzing trace with hash -166454789, now seen corresponding path program 49 times [2022-03-03 18:20:52,100 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:52,100 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669004141] [2022-03-03 18:20:52,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:52,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:53,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:53,261 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:53,261 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669004141] [2022-03-03 18:20:53,261 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669004141] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:53,261 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:53,261 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:53,261 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873380577] [2022-03-03 18:20:53,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:53,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:53,261 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:53,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:53,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:53,262 INFO L87 Difference]: Start difference. First operand 7611 states and 21121 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:55,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:55,209 INFO L93 Difference]: Finished difference Result 9179 states and 24592 transitions. [2022-03-03 18:20:55,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:20:55,209 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:55,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:55,225 INFO L225 Difference]: With dead ends: 9179 [2022-03-03 18:20:55,226 INFO L226 Difference]: Without dead ends: 9179 [2022-03-03 18:20:55,226 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:20:55,226 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1266 mSDsluCounter, 1785 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1266 SdHoareTripleChecker+Valid, 2141 SdHoareTripleChecker+Invalid, 1849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:55,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1266 Valid, 2141 Invalid, 1849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1560 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:20:55,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9179 states. [2022-03-03 18:20:55,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9179 to 7639. [2022-03-03 18:20:55,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7639 states, 7635 states have (on average 2.77721021611002) internal successors, (21204), 7638 states have internal predecessors, (21204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:55,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7639 states to 7639 states and 21204 transitions. [2022-03-03 18:20:55,360 INFO L78 Accepts]: Start accepts. Automaton has 7639 states and 21204 transitions. Word has length 100 [2022-03-03 18:20:55,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:55,361 INFO L470 AbstractCegarLoop]: Abstraction has 7639 states and 21204 transitions. [2022-03-03 18:20:55,361 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:55,361 INFO L276 IsEmpty]: Start isEmpty. Operand 7639 states and 21204 transitions. [2022-03-03 18:20:55,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:55,368 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:55,368 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:55,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-03-03 18:20:55,368 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:55,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:55,368 INFO L85 PathProgramCache]: Analyzing trace with hash -2024540305, now seen corresponding path program 50 times [2022-03-03 18:20:55,368 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:55,368 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212603867] [2022-03-03 18:20:55,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:55,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:20:56,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:20:56,813 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:20:56,813 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212603867] [2022-03-03 18:20:56,814 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212603867] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:20:56,814 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:20:56,814 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:20:56,814 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324219645] [2022-03-03 18:20:56,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:20:56,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:20:56,814 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:20:56,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:20:56,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:20:56,814 INFO L87 Difference]: Start difference. First operand 7639 states and 21204 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:59,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:20:59,010 INFO L93 Difference]: Finished difference Result 9104 states and 24429 transitions. [2022-03-03 18:20:59,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:20:59,010 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:20:59,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:20:59,027 INFO L225 Difference]: With dead ends: 9104 [2022-03-03 18:20:59,027 INFO L226 Difference]: Without dead ends: 9104 [2022-03-03 18:20:59,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:20:59,027 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1423 mSDsluCounter, 2035 mSDsCounter, 0 mSdLazyCounter, 1820 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1423 SdHoareTripleChecker+Valid, 2396 SdHoareTripleChecker+Invalid, 2122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 1820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:20:59,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1423 Valid, 2396 Invalid, 2122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 1820 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:20:59,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9104 states. [2022-03-03 18:20:59,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9104 to 7527. [2022-03-03 18:20:59,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:59,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-03 18:20:59,174 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-03 18:20:59,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:20:59,174 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-03 18:20:59,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:20:59,174 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-03 18:20:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:20:59,181 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:20:59,181 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:20:59,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-03-03 18:20:59,181 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:20:59,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:20:59,181 INFO L85 PathProgramCache]: Analyzing trace with hash 690480595, now seen corresponding path program 69 times [2022-03-03 18:20:59,181 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:20:59,181 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439618232] [2022-03-03 18:20:59,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:20:59,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:20:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:00,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:00,008 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:00,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439618232] [2022-03-03 18:21:00,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439618232] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:00,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:00,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:00,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553231183] [2022-03-03 18:21:00,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:00,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:00,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:00,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:00,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:00,009 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:01,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:01,899 INFO L93 Difference]: Finished difference Result 9129 states and 24420 transitions. [2022-03-03 18:21:01,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:21:01,900 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:01,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:01,914 INFO L225 Difference]: With dead ends: 9129 [2022-03-03 18:21:01,914 INFO L226 Difference]: Without dead ends: 9129 [2022-03-03 18:21:01,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:21:01,915 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1217 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1625 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1217 SdHoareTripleChecker+Valid, 2193 SdHoareTripleChecker+Invalid, 1881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 1625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:01,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1217 Valid, 2193 Invalid, 1881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 1625 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:21:01,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9129 states. [2022-03-03 18:21:02,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9129 to 7527. [2022-03-03 18:21:02,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:02,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-03 18:21:02,038 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-03 18:21:02,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:02,038 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-03 18:21:02,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:02,038 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-03 18:21:02,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:02,045 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:02,045 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:02,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-03-03 18:21:02,046 INFO L402 AbstractCegarLoop]: === Iteration 298 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:02,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:02,046 INFO L85 PathProgramCache]: Analyzing trace with hash 346932441, now seen corresponding path program 70 times [2022-03-03 18:21:02,046 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:02,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496034697] [2022-03-03 18:21:02,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:02,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:02,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:02,967 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:02,967 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496034697] [2022-03-03 18:21:02,967 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496034697] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:02,967 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:02,967 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:02,967 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740271960] [2022-03-03 18:21:02,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:02,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:02,968 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:02,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:02,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:02,968 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:04,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:04,648 INFO L93 Difference]: Finished difference Result 9038 states and 24180 transitions. [2022-03-03 18:21:04,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:21:04,649 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:04,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:04,665 INFO L225 Difference]: With dead ends: 9038 [2022-03-03 18:21:04,665 INFO L226 Difference]: Without dead ends: 9038 [2022-03-03 18:21:04,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:21:04,665 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1442 mSDsluCounter, 1407 mSDsCounter, 0 mSdLazyCounter, 1332 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1442 SdHoareTripleChecker+Valid, 1740 SdHoareTripleChecker+Invalid, 1633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 1332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:04,665 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1442 Valid, 1740 Invalid, 1633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 1332 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:21:04,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9038 states. [2022-03-03 18:21:04,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9038 to 7527. [2022-03-03 18:21:04,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:04,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-03 18:21:04,803 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-03 18:21:04,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:04,804 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-03 18:21:04,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:04,804 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-03 18:21:04,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:04,811 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:04,811 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:04,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-03-03 18:21:04,811 INFO L402 AbstractCegarLoop]: === Iteration 299 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:04,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:04,811 INFO L85 PathProgramCache]: Analyzing trace with hash 959863803, now seen corresponding path program 71 times [2022-03-03 18:21:04,811 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:04,811 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014173260] [2022-03-03 18:21:04,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:04,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:06,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:06,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:06,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014173260] [2022-03-03 18:21:06,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014173260] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:06,068 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:06,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:06,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494745376] [2022-03-03 18:21:06,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:06,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:06,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:06,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:06,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:06,069 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:07,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:07,993 INFO L93 Difference]: Finished difference Result 8961 states and 23967 transitions. [2022-03-03 18:21:07,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:21:07,994 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:07,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:08,010 INFO L225 Difference]: With dead ends: 8961 [2022-03-03 18:21:08,010 INFO L226 Difference]: Without dead ends: 8961 [2022-03-03 18:21:08,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:21:08,011 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1426 mSDsluCounter, 1725 mSDsCounter, 0 mSdLazyCounter, 1557 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1426 SdHoareTripleChecker+Valid, 2066 SdHoareTripleChecker+Invalid, 1854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 1557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:08,011 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1426 Valid, 2066 Invalid, 1854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1557 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:21:08,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-03-03 18:21:08,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 7527. [2022-03-03 18:21:08,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:08,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-03 18:21:08,157 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-03 18:21:08,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:08,157 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-03 18:21:08,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:08,157 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-03 18:21:08,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:08,165 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:08,165 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:08,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-03-03 18:21:08,166 INFO L402 AbstractCegarLoop]: === Iteration 300 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:08,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:08,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1698226289, now seen corresponding path program 72 times [2022-03-03 18:21:08,166 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:08,166 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744826376] [2022-03-03 18:21:08,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:08,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:09,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:09,074 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:09,074 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744826376] [2022-03-03 18:21:09,074 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744826376] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:09,074 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:09,074 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:09,074 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060430702] [2022-03-03 18:21:09,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:09,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:09,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:09,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:09,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:09,075 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:10,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:10,940 INFO L93 Difference]: Finished difference Result 8919 states and 23870 transitions. [2022-03-03 18:21:10,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:21:10,940 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:10,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:10,954 INFO L225 Difference]: With dead ends: 8919 [2022-03-03 18:21:10,954 INFO L226 Difference]: Without dead ends: 8919 [2022-03-03 18:21:10,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:21:10,954 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1263 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1480 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1263 SdHoareTripleChecker+Valid, 2052 SdHoareTripleChecker+Invalid, 1771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:10,954 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1263 Valid, 2052 Invalid, 1771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1480 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:21:10,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8919 states. [2022-03-03 18:21:11,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8919 to 7380. [2022-03-03 18:21:11,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:11,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-03 18:21:11,067 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-03 18:21:11,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:11,068 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-03 18:21:11,068 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:11,068 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-03 18:21:11,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:11,074 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:11,074 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:11,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-03-03 18:21:11,074 INFO L402 AbstractCegarLoop]: === Iteration 301 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:11,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:11,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1071862673, now seen corresponding path program 51 times [2022-03-03 18:21:11,075 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:11,075 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277900786] [2022-03-03 18:21:11,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:11,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:12,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:12,229 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:12,229 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277900786] [2022-03-03 18:21:12,229 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277900786] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:12,229 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:12,229 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:12,229 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348115703] [2022-03-03 18:21:12,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:12,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:12,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:12,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:12,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:12,232 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:14,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:14,149 INFO L93 Difference]: Finished difference Result 9870 states and 26492 transitions. [2022-03-03 18:21:14,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:21:14,150 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:14,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:14,167 INFO L225 Difference]: With dead ends: 9870 [2022-03-03 18:21:14,167 INFO L226 Difference]: Without dead ends: 9870 [2022-03-03 18:21:14,168 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:21:14,168 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 1647 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1527 mSolverCounterSat, 355 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 1906 SdHoareTripleChecker+Invalid, 1882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 355 IncrementalHoareTripleChecker+Valid, 1527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:14,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1647 Valid, 1906 Invalid, 1882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [355 Valid, 1527 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:21:14,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9870 states. [2022-03-03 18:21:14,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9870 to 7443. [2022-03-03 18:21:14,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:14,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-03 18:21:14,308 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-03 18:21:14,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:14,308 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-03 18:21:14,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:14,308 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-03 18:21:14,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:14,315 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:14,315 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:14,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-03-03 18:21:14,315 INFO L402 AbstractCegarLoop]: === Iteration 302 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:14,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:14,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1094384303, now seen corresponding path program 52 times [2022-03-03 18:21:14,316 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:14,316 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296922463] [2022-03-03 18:21:14,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:14,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:15,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:15,423 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:15,423 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296922463] [2022-03-03 18:21:15,423 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296922463] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:15,423 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:15,423 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:15,423 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158453648] [2022-03-03 18:21:15,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:15,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:15,424 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:15,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:15,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:15,424 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:17,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:17,644 INFO L93 Difference]: Finished difference Result 9784 states and 26243 transitions. [2022-03-03 18:21:17,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:21:17,644 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:17,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:17,662 INFO L225 Difference]: With dead ends: 9784 [2022-03-03 18:21:17,663 INFO L226 Difference]: Without dead ends: 9784 [2022-03-03 18:21:17,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:21:17,663 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1506 mSDsluCounter, 2125 mSDsCounter, 0 mSdLazyCounter, 1953 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1506 SdHoareTripleChecker+Valid, 2460 SdHoareTripleChecker+Invalid, 2234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 1953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:17,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1506 Valid, 2460 Invalid, 2234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 1953 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:21:17,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9784 states. [2022-03-03 18:21:17,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9784 to 7464. [2022-03-03 18:21:17,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:17,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-03-03 18:21:17,825 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-03-03 18:21:17,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:17,825 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-03-03 18:21:17,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:17,825 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-03-03 18:21:17,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:17,833 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:17,834 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:17,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-03-03 18:21:17,834 INFO L402 AbstractCegarLoop]: === Iteration 303 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:17,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:17,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1342497477, now seen corresponding path program 53 times [2022-03-03 18:21:17,834 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:17,834 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155397295] [2022-03-03 18:21:17,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:17,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:18,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:18,816 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:18,816 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155397295] [2022-03-03 18:21:18,816 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155397295] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:18,816 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:18,816 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:18,816 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573755447] [2022-03-03 18:21:18,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:18,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:18,817 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:18,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:18,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:18,817 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:21,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:21,050 INFO L93 Difference]: Finished difference Result 9952 states and 26707 transitions. [2022-03-03 18:21:21,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:21:21,050 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:21,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:21,066 INFO L225 Difference]: With dead ends: 9952 [2022-03-03 18:21:21,067 INFO L226 Difference]: Without dead ends: 9952 [2022-03-03 18:21:21,067 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:21:21,067 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1628 mSDsluCounter, 2057 mSDsCounter, 0 mSdLazyCounter, 1967 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1628 SdHoareTripleChecker+Valid, 2404 SdHoareTripleChecker+Invalid, 2261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 1967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:21,067 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1628 Valid, 2404 Invalid, 2261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 1967 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:21:21,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9952 states. [2022-03-03 18:21:21,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9952 to 7422. [2022-03-03 18:21:21,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:21,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-03 18:21:21,195 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-03 18:21:21,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:21,196 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-03 18:21:21,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:21,196 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-03 18:21:21,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:21,202 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:21,202 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:21,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-03-03 18:21:21,203 INFO L402 AbstractCegarLoop]: === Iteration 304 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:21,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:21,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1912237505, now seen corresponding path program 54 times [2022-03-03 18:21:21,203 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:21,203 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673871408] [2022-03-03 18:21:21,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:21,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:22,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:22,083 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:22,083 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673871408] [2022-03-03 18:21:22,083 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673871408] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:22,083 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:22,083 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:22,083 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293440029] [2022-03-03 18:21:22,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:22,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:22,083 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:22,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:22,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:22,083 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:23,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:23,724 INFO L93 Difference]: Finished difference Result 9956 states and 26726 transitions. [2022-03-03 18:21:23,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:21:23,725 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:23,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:23,741 INFO L225 Difference]: With dead ends: 9956 [2022-03-03 18:21:23,741 INFO L226 Difference]: Without dead ends: 9956 [2022-03-03 18:21:23,742 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:21:23,742 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1368 mSDsluCounter, 1753 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 2080 SdHoareTripleChecker+Invalid, 1888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 1618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:23,742 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1368 Valid, 2080 Invalid, 1888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:21:23,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9956 states. [2022-03-03 18:21:23,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9956 to 7464. [2022-03-03 18:21:23,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:23,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-03-03 18:21:23,875 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-03-03 18:21:23,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:23,875 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-03-03 18:21:23,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:23,875 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-03-03 18:21:23,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:23,882 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:23,882 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:23,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-03-03 18:21:23,882 INFO L402 AbstractCegarLoop]: === Iteration 305 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:23,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:23,882 INFO L85 PathProgramCache]: Analyzing trace with hash -598541141, now seen corresponding path program 55 times [2022-03-03 18:21:23,882 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:23,882 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156627784] [2022-03-03 18:21:23,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:23,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:24,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:24,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156627784] [2022-03-03 18:21:24,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156627784] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:24,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:24,904 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:24,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099279478] [2022-03-03 18:21:24,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:24,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:24,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:24,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:24,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:24,905 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:26,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:26,808 INFO L93 Difference]: Finished difference Result 10178 states and 27291 transitions. [2022-03-03 18:21:26,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:21:26,808 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:26,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:26,822 INFO L225 Difference]: With dead ends: 10178 [2022-03-03 18:21:26,823 INFO L226 Difference]: Without dead ends: 10178 [2022-03-03 18:21:26,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:21:26,823 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1437 mSDsluCounter, 1808 mSDsCounter, 0 mSdLazyCounter, 1694 mSolverCounterSat, 311 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1437 SdHoareTripleChecker+Valid, 2150 SdHoareTripleChecker+Invalid, 2005 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 311 IncrementalHoareTripleChecker+Valid, 1694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:26,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1437 Valid, 2150 Invalid, 2005 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [311 Valid, 1694 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:21:26,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10178 states. [2022-03-03 18:21:26,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10178 to 7485. [2022-03-03 18:21:26,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:26,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-03-03 18:21:26,945 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-03-03 18:21:26,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:26,945 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-03-03 18:21:26,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:26,945 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-03-03 18:21:26,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:26,953 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:26,954 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:26,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-03-03 18:21:26,954 INFO L402 AbstractCegarLoop]: === Iteration 306 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:26,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:26,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1838340639, now seen corresponding path program 56 times [2022-03-03 18:21:26,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:26,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797358592] [2022-03-03 18:21:26,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:26,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:27,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:27,972 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:27,972 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797358592] [2022-03-03 18:21:27,972 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797358592] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:27,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:27,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:27,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015877005] [2022-03-03 18:21:27,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:27,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:27,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:27,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:27,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:27,973 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:30,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:30,134 INFO L93 Difference]: Finished difference Result 10103 states and 27128 transitions. [2022-03-03 18:21:30,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:21:30,134 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:30,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:30,150 INFO L225 Difference]: With dead ends: 10103 [2022-03-03 18:21:30,151 INFO L226 Difference]: Without dead ends: 10103 [2022-03-03 18:21:30,151 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:21:30,151 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1541 mSDsluCounter, 2026 mSDsCounter, 0 mSdLazyCounter, 1921 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 2375 SdHoareTripleChecker+Invalid, 2210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:30,151 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1541 Valid, 2375 Invalid, 2210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1921 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:21:30,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10103 states. [2022-03-03 18:21:30,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10103 to 7380. [2022-03-03 18:21:30,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:30,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-03 18:21:30,283 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-03 18:21:30,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:30,283 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-03 18:21:30,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:30,283 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-03 18:21:30,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:30,289 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:30,289 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:30,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-03-03 18:21:30,289 INFO L402 AbstractCegarLoop]: === Iteration 307 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:30,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:30,290 INFO L85 PathProgramCache]: Analyzing trace with hash 140495873, now seen corresponding path program 57 times [2022-03-03 18:21:30,290 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:30,290 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491685587] [2022-03-03 18:21:30,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:30,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:31,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:31,233 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:31,234 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491685587] [2022-03-03 18:21:31,234 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491685587] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:31,234 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:31,234 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:31,234 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920681488] [2022-03-03 18:21:31,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:31,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:31,234 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:31,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:31,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:31,235 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:33,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:33,058 INFO L93 Difference]: Finished difference Result 9478 states and 25414 transitions. [2022-03-03 18:21:33,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:21:33,058 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:33,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:33,072 INFO L225 Difference]: With dead ends: 9478 [2022-03-03 18:21:33,072 INFO L226 Difference]: Without dead ends: 9478 [2022-03-03 18:21:33,073 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:21:33,073 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1307 mSDsluCounter, 1845 mSDsCounter, 0 mSdLazyCounter, 1685 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1307 SdHoareTripleChecker+Valid, 2168 SdHoareTripleChecker+Invalid, 1919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:33,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1307 Valid, 2168 Invalid, 1919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1685 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:21:33,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9478 states. [2022-03-03 18:21:33,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9478 to 7359. [2022-03-03 18:21:33,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7359 states, 7355 states have (on average 2.7703602991162475) internal successors, (20376), 7358 states have internal predecessors, (20376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:33,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7359 states to 7359 states and 20376 transitions. [2022-03-03 18:21:33,180 INFO L78 Accepts]: Start accepts. Automaton has 7359 states and 20376 transitions. Word has length 100 [2022-03-03 18:21:33,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:33,180 INFO L470 AbstractCegarLoop]: Abstraction has 7359 states and 20376 transitions. [2022-03-03 18:21:33,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:33,181 INFO L276 IsEmpty]: Start isEmpty. Operand 7359 states and 20376 transitions. [2022-03-03 18:21:33,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:33,186 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:33,187 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:33,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-03-03 18:21:33,187 INFO L402 AbstractCegarLoop]: === Iteration 308 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:33,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:33,187 INFO L85 PathProgramCache]: Analyzing trace with hash -40254169, now seen corresponding path program 58 times [2022-03-03 18:21:33,187 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:33,187 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407879217] [2022-03-03 18:21:33,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:33,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:34,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:34,142 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:34,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407879217] [2022-03-03 18:21:34,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407879217] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:34,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:34,143 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:34,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263116936] [2022-03-03 18:21:34,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:34,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:34,143 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:34,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:34,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:34,143 INFO L87 Difference]: Start difference. First operand 7359 states and 20376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:35,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:35,761 INFO L93 Difference]: Finished difference Result 9998 states and 26834 transitions. [2022-03-03 18:21:35,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:21:35,761 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:35,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:35,779 INFO L225 Difference]: With dead ends: 9998 [2022-03-03 18:21:35,779 INFO L226 Difference]: Without dead ends: 9998 [2022-03-03 18:21:35,779 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:21:35,779 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1364 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 2107 SdHoareTripleChecker+Invalid, 1977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:35,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 2107 Invalid, 1977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1701 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:21:35,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9998 states. [2022-03-03 18:21:35,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9998 to 7401. [2022-03-03 18:21:35,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7401 states, 7397 states have (on average 2.7713938083006626) internal successors, (20500), 7400 states have internal predecessors, (20500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:35,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 20500 transitions. [2022-03-03 18:21:35,908 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 20500 transitions. Word has length 100 [2022-03-03 18:21:35,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:35,908 INFO L470 AbstractCegarLoop]: Abstraction has 7401 states and 20500 transitions. [2022-03-03 18:21:35,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:35,908 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 20500 transitions. [2022-03-03 18:21:35,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:35,914 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:35,914 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:35,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-03-03 18:21:35,915 INFO L402 AbstractCegarLoop]: === Iteration 309 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:35,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:35,915 INFO L85 PathProgramCache]: Analyzing trace with hash -391733175, now seen corresponding path program 59 times [2022-03-03 18:21:35,915 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:35,915 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433587522] [2022-03-03 18:21:35,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:35,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:35,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:36,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:36,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:36,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433587522] [2022-03-03 18:21:36,664 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433587522] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:36,664 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:36,664 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:36,664 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239956596] [2022-03-03 18:21:36,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:36,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:36,665 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:36,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:36,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:36,665 INFO L87 Difference]: Start difference. First operand 7401 states and 20500 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:38,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:38,109 INFO L93 Difference]: Finished difference Result 9910 states and 26599 transitions. [2022-03-03 18:21:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:21:38,109 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:38,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:38,126 INFO L225 Difference]: With dead ends: 9910 [2022-03-03 18:21:38,127 INFO L226 Difference]: Without dead ends: 9910 [2022-03-03 18:21:38,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:21:38,127 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1300 mSDsluCounter, 1780 mSDsCounter, 0 mSdLazyCounter, 1642 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1300 SdHoareTripleChecker+Valid, 2123 SdHoareTripleChecker+Invalid, 1881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 1642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:38,127 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1300 Valid, 2123 Invalid, 1881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 1642 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:21:38,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9910 states. [2022-03-03 18:21:38,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9910 to 7422. [2022-03-03 18:21:38,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:38,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-03 18:21:38,258 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-03 18:21:38,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:38,258 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-03 18:21:38,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:38,258 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-03 18:21:38,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:38,265 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:38,265 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:38,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-03-03 18:21:38,265 INFO L402 AbstractCegarLoop]: === Iteration 310 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:38,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:38,265 INFO L85 PathProgramCache]: Analyzing trace with hash 2045148605, now seen corresponding path program 60 times [2022-03-03 18:21:38,265 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:38,266 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799244525] [2022-03-03 18:21:38,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:38,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:39,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:39,140 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:39,140 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799244525] [2022-03-03 18:21:39,140 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799244525] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:39,140 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:39,140 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:39,140 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541068148] [2022-03-03 18:21:39,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:39,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:39,140 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:39,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:39,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:39,141 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:41,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:41,040 INFO L93 Difference]: Finished difference Result 9835 states and 26436 transitions. [2022-03-03 18:21:41,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:21:41,041 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:41,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:41,056 INFO L225 Difference]: With dead ends: 9835 [2022-03-03 18:21:41,056 INFO L226 Difference]: Without dead ends: 9835 [2022-03-03 18:21:41,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:21:41,056 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1161 mSDsluCounter, 1908 mSDsCounter, 0 mSdLazyCounter, 1796 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1161 SdHoareTripleChecker+Valid, 2260 SdHoareTripleChecker+Invalid, 2039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:41,057 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1161 Valid, 2260 Invalid, 2039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1796 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:21:41,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9835 states. [2022-03-03 18:21:41,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9835 to 7317. [2022-03-03 18:21:41,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:41,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-03-03 18:21:41,177 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-03-03 18:21:41,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:41,177 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-03-03 18:21:41,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:41,177 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-03-03 18:21:41,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:41,184 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:41,184 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:41,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-03-03 18:21:41,184 INFO L402 AbstractCegarLoop]: === Iteration 311 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:41,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:41,184 INFO L85 PathProgramCache]: Analyzing trace with hash 503680345, now seen corresponding path program 61 times [2022-03-03 18:21:41,184 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:41,184 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316652296] [2022-03-03 18:21:41,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:41,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:42,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:42,652 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:42,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316652296] [2022-03-03 18:21:42,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316652296] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:42,652 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:42,652 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:42,652 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760199908] [2022-03-03 18:21:42,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:42,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:42,653 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:42,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:42,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:42,653 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:45,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:45,192 INFO L93 Difference]: Finished difference Result 9631 states and 25836 transitions. [2022-03-03 18:21:45,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:21:45,192 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:45,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:45,209 INFO L225 Difference]: With dead ends: 9631 [2022-03-03 18:21:45,209 INFO L226 Difference]: Without dead ends: 9631 [2022-03-03 18:21:45,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:21:45,209 INFO L933 BasicCegarLoop]: 377 mSDtfsCounter, 1153 mSDsluCounter, 2465 mSDsCounter, 0 mSdLazyCounter, 2295 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1153 SdHoareTripleChecker+Valid, 2801 SdHoareTripleChecker+Invalid, 2540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 2295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:45,209 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1153 Valid, 2801 Invalid, 2540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 2295 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:21:45,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9631 states. [2022-03-03 18:21:45,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9631 to 7338. [2022-03-03 18:21:45,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7338 states, 7334 states have (on average 2.76983910553586) internal successors, (20314), 7337 states have internal predecessors, (20314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:45,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7338 states to 7338 states and 20314 transitions. [2022-03-03 18:21:45,332 INFO L78 Accepts]: Start accepts. Automaton has 7338 states and 20314 transitions. Word has length 100 [2022-03-03 18:21:45,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:45,332 INFO L470 AbstractCegarLoop]: Abstraction has 7338 states and 20314 transitions. [2022-03-03 18:21:45,332 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:45,333 INFO L276 IsEmpty]: Start isEmpty. Operand 7338 states and 20314 transitions. [2022-03-03 18:21:45,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:45,339 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:45,339 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:45,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-03-03 18:21:45,339 INFO L402 AbstractCegarLoop]: === Iteration 312 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:45,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:45,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1662566631, now seen corresponding path program 62 times [2022-03-03 18:21:45,339 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:45,339 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554758026] [2022-03-03 18:21:45,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:45,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:45,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:46,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:46,090 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:46,090 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554758026] [2022-03-03 18:21:46,090 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554758026] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:46,091 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:46,091 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:46,091 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453115430] [2022-03-03 18:21:46,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:46,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:46,091 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:46,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:46,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:46,091 INFO L87 Difference]: Start difference. First operand 7338 states and 20314 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:47,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:47,847 INFO L93 Difference]: Finished difference Result 9545 states and 25587 transitions. [2022-03-03 18:21:47,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:21:47,848 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:47,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:47,861 INFO L225 Difference]: With dead ends: 9545 [2022-03-03 18:21:47,861 INFO L226 Difference]: Without dead ends: 9545 [2022-03-03 18:21:47,861 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:21:47,862 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1516 mSDsluCounter, 1829 mSDsCounter, 0 mSdLazyCounter, 1746 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 2161 SdHoareTripleChecker+Invalid, 2035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:47,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1516 Valid, 2161 Invalid, 2035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1746 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:21:47,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2022-03-03 18:21:47,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 7359. [2022-03-03 18:21:47,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7359 states, 7355 states have (on average 2.7703602991162475) internal successors, (20376), 7358 states have internal predecessors, (20376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:47,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7359 states to 7359 states and 20376 transitions. [2022-03-03 18:21:47,967 INFO L78 Accepts]: Start accepts. Automaton has 7359 states and 20376 transitions. Word has length 100 [2022-03-03 18:21:47,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:47,967 INFO L470 AbstractCegarLoop]: Abstraction has 7359 states and 20376 transitions. [2022-03-03 18:21:47,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:47,967 INFO L276 IsEmpty]: Start isEmpty. Operand 7359 states and 20376 transitions. [2022-03-03 18:21:47,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:47,973 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:47,973 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:47,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-03-03 18:21:47,973 INFO L402 AbstractCegarLoop]: === Iteration 313 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:47,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:47,973 INFO L85 PathProgramCache]: Analyzing trace with hash 774315149, now seen corresponding path program 63 times [2022-03-03 18:21:47,973 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:47,973 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072133379] [2022-03-03 18:21:47,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:47,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:49,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:49,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:49,071 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072133379] [2022-03-03 18:21:49,071 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072133379] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:49,071 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:49,071 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:49,071 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267811973] [2022-03-03 18:21:49,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:49,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:49,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:49,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:49,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:49,072 INFO L87 Difference]: Start difference. First operand 7359 states and 20376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:50,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:50,672 INFO L93 Difference]: Finished difference Result 9713 states and 26051 transitions. [2022-03-03 18:21:50,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:21:50,672 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:50,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:50,688 INFO L225 Difference]: With dead ends: 9713 [2022-03-03 18:21:50,688 INFO L226 Difference]: Without dead ends: 9713 [2022-03-03 18:21:50,688 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:21:50,689 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1319 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 1567 mSolverCounterSat, 333 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 2013 SdHoareTripleChecker+Invalid, 1900 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 333 IncrementalHoareTripleChecker+Valid, 1567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:50,689 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 2013 Invalid, 1900 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [333 Valid, 1567 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:21:50,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9713 states. [2022-03-03 18:21:50,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9713 to 7317. [2022-03-03 18:21:50,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:50,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-03-03 18:21:50,817 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-03-03 18:21:50,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:50,817 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-03-03 18:21:50,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:50,817 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-03-03 18:21:50,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:50,823 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:50,824 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:50,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-03-03 18:21:50,824 INFO L402 AbstractCegarLoop]: === Iteration 314 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:50,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:50,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1344055177, now seen corresponding path program 64 times [2022-03-03 18:21:50,824 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:50,824 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225994464] [2022-03-03 18:21:50,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:50,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:51,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:51,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:51,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225994464] [2022-03-03 18:21:51,759 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225994464] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:51,759 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:51,759 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:51,759 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260274771] [2022-03-03 18:21:51,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:51,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:51,759 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:51,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:51,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:51,759 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:53,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:53,170 INFO L93 Difference]: Finished difference Result 9197 states and 24634 transitions. [2022-03-03 18:21:53,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:21:53,170 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:53,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:53,185 INFO L225 Difference]: With dead ends: 9197 [2022-03-03 18:21:53,185 INFO L226 Difference]: Without dead ends: 9197 [2022-03-03 18:21:53,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:21:53,185 INFO L933 BasicCegarLoop]: 357 mSDtfsCounter, 1511 mSDsluCounter, 1803 mSDsCounter, 0 mSdLazyCounter, 1712 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1511 SdHoareTripleChecker+Valid, 2131 SdHoareTripleChecker+Invalid, 1989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1712 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:53,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1511 Valid, 2131 Invalid, 1989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1712 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:21:53,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9197 states. [2022-03-03 18:21:53,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9197 to 7275. [2022-03-03 18:21:53,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7275 states, 7271 states have (on average 2.7682574611470225) internal successors, (20128), 7274 states have internal predecessors, (20128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:53,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7275 states to 7275 states and 20128 transitions. [2022-03-03 18:21:53,301 INFO L78 Accepts]: Start accepts. Automaton has 7275 states and 20128 transitions. Word has length 100 [2022-03-03 18:21:53,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:53,301 INFO L470 AbstractCegarLoop]: Abstraction has 7275 states and 20128 transitions. [2022-03-03 18:21:53,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:53,301 INFO L276 IsEmpty]: Start isEmpty. Operand 7275 states and 20128 transitions. [2022-03-03 18:21:53,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:53,308 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:53,308 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:53,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-03-03 18:21:53,308 INFO L402 AbstractCegarLoop]: === Iteration 315 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:53,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:53,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1166723469, now seen corresponding path program 65 times [2022-03-03 18:21:53,308 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:53,308 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623271497] [2022-03-03 18:21:53,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:53,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:53,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:54,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:54,098 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:54,098 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623271497] [2022-03-03 18:21:54,098 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623271497] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:54,098 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:54,098 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:54,098 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306514110] [2022-03-03 18:21:54,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:54,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:54,099 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:54,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:54,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:54,099 INFO L87 Difference]: Start difference. First operand 7275 states and 20128 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:55,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:55,746 INFO L93 Difference]: Finished difference Result 9587 states and 25695 transitions. [2022-03-03 18:21:55,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:21:55,746 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:55,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:55,761 INFO L225 Difference]: With dead ends: 9587 [2022-03-03 18:21:55,761 INFO L226 Difference]: Without dead ends: 9587 [2022-03-03 18:21:55,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:21:55,762 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1370 mSDsluCounter, 1740 mSDsCounter, 0 mSdLazyCounter, 1646 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1370 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 1921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 1646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:55,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1370 Valid, 2077 Invalid, 1921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 1646 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:21:55,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9587 states. [2022-03-03 18:21:55,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9587 to 7296. [2022-03-03 18:21:55,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:55,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-03-03 18:21:55,873 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-03-03 18:21:55,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:55,873 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-03-03 18:21:55,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:55,874 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-03-03 18:21:55,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:55,880 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:55,880 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:55,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-03-03 18:21:55,880 INFO L402 AbstractCegarLoop]: === Iteration 316 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:55,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:55,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1270158311, now seen corresponding path program 66 times [2022-03-03 18:21:55,880 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:55,880 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20668752] [2022-03-03 18:21:55,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:55,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:21:56,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:21:56,706 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:21:56,706 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20668752] [2022-03-03 18:21:56,706 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20668752] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:21:56,706 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:21:56,706 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:21:56,706 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465051840] [2022-03-03 18:21:56,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:21:56,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:21:56,706 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:21:56,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:21:56,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:21:56,707 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:58,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:21:58,836 INFO L93 Difference]: Finished difference Result 9512 states and 25532 transitions. [2022-03-03 18:21:58,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:21:58,837 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:21:58,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:21:58,851 INFO L225 Difference]: With dead ends: 9512 [2022-03-03 18:21:58,851 INFO L226 Difference]: Without dead ends: 9512 [2022-03-03 18:21:58,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:21:58,852 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 1460 mSDsluCounter, 2387 mSDsCounter, 0 mSdLazyCounter, 2185 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1460 SdHoareTripleChecker+Valid, 2728 SdHoareTripleChecker+Invalid, 2444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 2185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:21:58,852 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1460 Valid, 2728 Invalid, 2444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 2185 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:21:58,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9512 states. [2022-03-03 18:21:58,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9512 to 7191. [2022-03-03 18:21:58,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7191 states, 7187 states have (on average 2.766105468206484) internal successors, (19880), 7190 states have internal predecessors, (19880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:58,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7191 states to 7191 states and 19880 transitions. [2022-03-03 18:21:58,964 INFO L78 Accepts]: Start accepts. Automaton has 7191 states and 19880 transitions. Word has length 100 [2022-03-03 18:21:58,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:21:58,964 INFO L470 AbstractCegarLoop]: Abstraction has 7191 states and 19880 transitions. [2022-03-03 18:21:58,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:21:58,964 INFO L276 IsEmpty]: Start isEmpty. Operand 7191 states and 19880 transitions. [2022-03-03 18:21:58,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:21:58,970 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:21:58,970 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:21:58,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-03-03 18:21:58,970 INFO L402 AbstractCegarLoop]: === Iteration 317 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:21:58,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:21:58,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1087011899, now seen corresponding path program 67 times [2022-03-03 18:21:58,970 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:21:58,970 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524028402] [2022-03-03 18:21:58,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:21:58,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:21:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:00,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:00,444 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:00,444 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524028402] [2022-03-03 18:22:00,444 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524028402] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:00,444 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:00,444 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:00,444 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350940974] [2022-03-03 18:22:00,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:00,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:00,444 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:00,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:00,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:00,445 INFO L87 Difference]: Start difference. First operand 7191 states and 19880 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:02,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:02,564 INFO L93 Difference]: Finished difference Result 9417 states and 25229 transitions. [2022-03-03 18:22:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:22:02,565 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:02,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:02,582 INFO L225 Difference]: With dead ends: 9417 [2022-03-03 18:22:02,582 INFO L226 Difference]: Without dead ends: 9417 [2022-03-03 18:22:02,583 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:02,583 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1523 mSDsluCounter, 1810 mSDsCounter, 0 mSdLazyCounter, 1747 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1523 SdHoareTripleChecker+Valid, 2154 SdHoareTripleChecker+Invalid, 2043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:02,583 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1523 Valid, 2154 Invalid, 2043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1747 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:22:02,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9417 states. [2022-03-03 18:22:02,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9417 to 7191. [2022-03-03 18:22:02,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7191 states, 7187 states have (on average 2.766105468206484) internal successors, (19880), 7190 states have internal predecessors, (19880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:02,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7191 states to 7191 states and 19880 transitions. [2022-03-03 18:22:02,707 INFO L78 Accepts]: Start accepts. Automaton has 7191 states and 19880 transitions. Word has length 100 [2022-03-03 18:22:02,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:02,708 INFO L470 AbstractCegarLoop]: Abstraction has 7191 states and 19880 transitions. [2022-03-03 18:22:02,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:02,708 INFO L276 IsEmpty]: Start isEmpty. Operand 7191 states and 19880 transitions. [2022-03-03 18:22:02,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:02,714 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:02,714 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:02,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-03-03 18:22:02,714 INFO L402 AbstractCegarLoop]: === Iteration 318 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:02,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:02,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1079235077, now seen corresponding path program 68 times [2022-03-03 18:22:02,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:02,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355640498] [2022-03-03 18:22:02,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:02,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:03,778 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:03,778 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355640498] [2022-03-03 18:22:03,778 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355640498] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:03,778 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:03,779 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:03,779 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435298580] [2022-03-03 18:22:03,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:03,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:03,779 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:03,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:03,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:03,779 INFO L87 Difference]: Start difference. First operand 7191 states and 19880 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:05,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:05,648 INFO L93 Difference]: Finished difference Result 8962 states and 23965 transitions. [2022-03-03 18:22:05,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:22:05,649 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:05,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:05,661 INFO L225 Difference]: With dead ends: 8962 [2022-03-03 18:22:05,661 INFO L226 Difference]: Without dead ends: 8962 [2022-03-03 18:22:05,661 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:05,661 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1346 mSDsluCounter, 2014 mSDsCounter, 0 mSdLazyCounter, 1918 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 2342 SdHoareTripleChecker+Invalid, 2198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:05,661 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 2342 Invalid, 2198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1918 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:22:05,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8962 states. [2022-03-03 18:22:05,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8962 to 7170. [2022-03-03 18:22:05,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7170 states, 7166 states have (on average 2.76555958693832) internal successors, (19818), 7169 states have internal predecessors, (19818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:05,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7170 states to 7170 states and 19818 transitions. [2022-03-03 18:22:05,752 INFO L78 Accepts]: Start accepts. Automaton has 7170 states and 19818 transitions. Word has length 100 [2022-03-03 18:22:05,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:05,752 INFO L470 AbstractCegarLoop]: Abstraction has 7170 states and 19818 transitions. [2022-03-03 18:22:05,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:05,752 INFO L276 IsEmpty]: Start isEmpty. Operand 7170 states and 19818 transitions. [2022-03-03 18:22:05,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:05,758 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:05,758 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:05,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-03-03 18:22:05,758 INFO L402 AbstractCegarLoop]: === Iteration 319 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:05,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:05,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1357646703, now seen corresponding path program 69 times [2022-03-03 18:22:05,758 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:05,758 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751166098] [2022-03-03 18:22:05,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:05,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:06,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:06,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:06,617 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751166098] [2022-03-03 18:22:06,617 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751166098] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:06,617 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:06,617 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:06,617 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466556736] [2022-03-03 18:22:06,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:06,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:06,617 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:06,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:06,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:06,618 INFO L87 Difference]: Start difference. First operand 7170 states and 19818 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:08,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:08,745 INFO L93 Difference]: Finished difference Result 9256 states and 24801 transitions. [2022-03-03 18:22:08,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:22:08,746 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:08,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:08,758 INFO L225 Difference]: With dead ends: 9256 [2022-03-03 18:22:08,758 INFO L226 Difference]: Without dead ends: 9256 [2022-03-03 18:22:08,759 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:08,759 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1308 mSDsluCounter, 2357 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1308 SdHoareTripleChecker+Valid, 2692 SdHoareTripleChecker+Invalid, 2461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:08,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1308 Valid, 2692 Invalid, 2461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 2207 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:22:08,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9256 states. [2022-03-03 18:22:08,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9256 to 7128. [2022-03-03 18:22:08,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:08,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-03-03 18:22:08,853 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-03-03 18:22:08,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:08,853 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-03-03 18:22:08,853 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:08,853 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-03-03 18:22:08,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:08,860 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:08,860 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:08,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-03-03 18:22:08,860 INFO L402 AbstractCegarLoop]: === Iteration 320 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:08,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:08,860 INFO L85 PathProgramCache]: Analyzing trace with hash -468787763, now seen corresponding path program 70 times [2022-03-03 18:22:08,860 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:08,860 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701401209] [2022-03-03 18:22:08,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:08,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:10,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:10,020 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:10,020 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701401209] [2022-03-03 18:22:10,020 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701401209] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:10,020 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:10,020 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:10,020 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763311756] [2022-03-03 18:22:10,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:10,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:10,021 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:10,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:10,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:10,021 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:12,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:12,062 INFO L93 Difference]: Finished difference Result 8852 states and 23648 transitions. [2022-03-03 18:22:12,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:22:12,062 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:12,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:12,075 INFO L225 Difference]: With dead ends: 8852 [2022-03-03 18:22:12,075 INFO L226 Difference]: Without dead ends: 8852 [2022-03-03 18:22:12,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:12,076 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1450 mSDsluCounter, 2203 mSDsCounter, 0 mSdLazyCounter, 2047 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1450 SdHoareTripleChecker+Valid, 2541 SdHoareTripleChecker+Invalid, 2309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 2047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:12,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1450 Valid, 2541 Invalid, 2309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 2047 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:22:12,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8852 states. [2022-03-03 18:22:12,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8852 to 6568. [2022-03-03 18:22:12,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6568 states, 6564 states have (on average 2.7528945764777575) internal successors, (18070), 6567 states have internal predecessors, (18070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6568 states to 6568 states and 18070 transitions. [2022-03-03 18:22:12,181 INFO L78 Accepts]: Start accepts. Automaton has 6568 states and 18070 transitions. Word has length 100 [2022-03-03 18:22:12,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:12,181 INFO L470 AbstractCegarLoop]: Abstraction has 6568 states and 18070 transitions. [2022-03-03 18:22:12,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:12,182 INFO L276 IsEmpty]: Start isEmpty. Operand 6568 states and 18070 transitions. [2022-03-03 18:22:12,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:12,187 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:12,187 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:12,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2022-03-03 18:22:12,188 INFO L402 AbstractCegarLoop]: === Iteration 321 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:12,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:12,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1575497551, now seen corresponding path program 73 times [2022-03-03 18:22:12,188 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:12,188 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796189252] [2022-03-03 18:22:12,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:12,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:12,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:12,729 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:12,729 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796189252] [2022-03-03 18:22:12,729 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796189252] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:12,729 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:12,729 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:12,729 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560000518] [2022-03-03 18:22:12,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:12,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:12,730 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:12,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:12,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:12,730 INFO L87 Difference]: Start difference. First operand 6568 states and 18070 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:14,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:14,540 INFO L93 Difference]: Finished difference Result 9333 states and 24499 transitions. [2022-03-03 18:22:14,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:14,541 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:14,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:14,554 INFO L225 Difference]: With dead ends: 9333 [2022-03-03 18:22:14,554 INFO L226 Difference]: Without dead ends: 9333 [2022-03-03 18:22:14,554 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=507, Invalid=975, Unknown=0, NotChecked=0, Total=1482 [2022-03-03 18:22:14,554 INFO L933 BasicCegarLoop]: 462 mSDtfsCounter, 1379 mSDsluCounter, 1839 mSDsCounter, 0 mSdLazyCounter, 1732 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1379 SdHoareTripleChecker+Valid, 2282 SdHoareTripleChecker+Invalid, 2083 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 1732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:14,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1379 Valid, 2282 Invalid, 2083 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 1732 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:22:14,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9333 states. [2022-03-03 18:22:14,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9333 to 6652. [2022-03-03 18:22:14,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6652 states, 6648 states have (on average 2.7551143200962698) internal successors, (18316), 6651 states have internal predecessors, (18316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:14,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6652 states to 6652 states and 18316 transitions. [2022-03-03 18:22:14,649 INFO L78 Accepts]: Start accepts. Automaton has 6652 states and 18316 transitions. Word has length 100 [2022-03-03 18:22:14,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:14,650 INFO L470 AbstractCegarLoop]: Abstraction has 6652 states and 18316 transitions. [2022-03-03 18:22:14,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:14,650 INFO L276 IsEmpty]: Start isEmpty. Operand 6652 states and 18316 transitions. [2022-03-03 18:22:14,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:14,655 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:14,655 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:14,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2022-03-03 18:22:14,655 INFO L402 AbstractCegarLoop]: === Iteration 322 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:14,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:14,655 INFO L85 PathProgramCache]: Analyzing trace with hash -546046695, now seen corresponding path program 74 times [2022-03-03 18:22:14,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:14,656 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524057650] [2022-03-03 18:22:14,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:14,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:14,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:15,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:15,325 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:15,325 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524057650] [2022-03-03 18:22:15,325 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524057650] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:15,325 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:15,325 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:15,325 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565330850] [2022-03-03 18:22:15,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:15,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:15,326 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:15,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:15,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:15,326 INFO L87 Difference]: Start difference. First operand 6652 states and 18316 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:17,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:17,230 INFO L93 Difference]: Finished difference Result 8997 states and 23571 transitions. [2022-03-03 18:22:17,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:22:17,230 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:17,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:17,242 INFO L225 Difference]: With dead ends: 8997 [2022-03-03 18:22:17,242 INFO L226 Difference]: Without dead ends: 8997 [2022-03-03 18:22:17,243 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:22:17,243 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 1433 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 2135 SdHoareTripleChecker+Invalid, 2033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 368 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:17,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 2135 Invalid, 2033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [368 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:22:17,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8997 states. [2022-03-03 18:22:17,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8997 to 6736. [2022-03-03 18:22:17,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6736 states, 6732 states have (on average 2.757278669043375) internal successors, (18562), 6735 states have internal predecessors, (18562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:17,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6736 states to 6736 states and 18562 transitions. [2022-03-03 18:22:17,329 INFO L78 Accepts]: Start accepts. Automaton has 6736 states and 18562 transitions. Word has length 100 [2022-03-03 18:22:17,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:17,329 INFO L470 AbstractCegarLoop]: Abstraction has 6736 states and 18562 transitions. [2022-03-03 18:22:17,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:17,329 INFO L276 IsEmpty]: Start isEmpty. Operand 6736 states and 18562 transitions. [2022-03-03 18:22:17,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:17,334 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:17,334 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:17,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2022-03-03 18:22:17,335 INFO L402 AbstractCegarLoop]: === Iteration 323 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:17,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:17,335 INFO L85 PathProgramCache]: Analyzing trace with hash -570118815, now seen corresponding path program 75 times [2022-03-03 18:22:17,335 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:17,335 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859517042] [2022-03-03 18:22:17,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:17,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:18,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:18,500 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:18,500 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859517042] [2022-03-03 18:22:18,500 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859517042] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:18,500 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:18,500 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:18,500 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323590753] [2022-03-03 18:22:18,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:18,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:18,500 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:18,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:18,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:18,501 INFO L87 Difference]: Start difference. First operand 6736 states and 18562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:20,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:20,646 INFO L93 Difference]: Finished difference Result 8856 states and 23533 transitions. [2022-03-03 18:22:20,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:22:20,646 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:20,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:20,660 INFO L225 Difference]: With dead ends: 8856 [2022-03-03 18:22:20,660 INFO L226 Difference]: Without dead ends: 8856 [2022-03-03 18:22:20,661 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:20,661 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1368 mSDsluCounter, 1717 mSDsCounter, 0 mSdLazyCounter, 1671 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 2056 SdHoareTripleChecker+Invalid, 1951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:20,661 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1368 Valid, 2056 Invalid, 1951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1671 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:22:20,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8856 states. [2022-03-03 18:22:20,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8856 to 6694. [2022-03-03 18:22:20,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6694 states, 6690 states have (on average 2.756203288490284) internal successors, (18439), 6693 states have internal predecessors, (18439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:20,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6694 states to 6694 states and 18439 transitions. [2022-03-03 18:22:20,770 INFO L78 Accepts]: Start accepts. Automaton has 6694 states and 18439 transitions. Word has length 100 [2022-03-03 18:22:20,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:20,770 INFO L470 AbstractCegarLoop]: Abstraction has 6694 states and 18439 transitions. [2022-03-03 18:22:20,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:20,770 INFO L276 IsEmpty]: Start isEmpty. Operand 6694 states and 18439 transitions. [2022-03-03 18:22:20,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:20,776 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:20,776 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:20,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2022-03-03 18:22:20,776 INFO L402 AbstractCegarLoop]: === Iteration 324 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:20,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:20,776 INFO L85 PathProgramCache]: Analyzing trace with hash 676437361, now seen corresponding path program 76 times [2022-03-03 18:22:20,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:20,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259587309] [2022-03-03 18:22:20,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:20,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:21,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:21,717 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:21,718 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259587309] [2022-03-03 18:22:21,718 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259587309] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:21,718 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:21,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:21,718 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742262181] [2022-03-03 18:22:21,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:21,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:21,718 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:21,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:21,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:21,718 INFO L87 Difference]: Start difference. First operand 6694 states and 18439 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:23,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:23,614 INFO L93 Difference]: Finished difference Result 8492 states and 22523 transitions. [2022-03-03 18:22:23,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:22:23,614 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:23,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:23,627 INFO L225 Difference]: With dead ends: 8492 [2022-03-03 18:22:23,627 INFO L226 Difference]: Without dead ends: 8492 [2022-03-03 18:22:23,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:23,627 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1271 mSDsluCounter, 1737 mSDsCounter, 0 mSdLazyCounter, 1621 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 1928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 1621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:23,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 2064 Invalid, 1928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 1621 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:22:23,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8492 states. [2022-03-03 18:22:23,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8492 to 6708. [2022-03-03 18:22:23,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6708 states, 6704 states have (on average 2.756563245823389) internal successors, (18480), 6707 states have internal predecessors, (18480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:23,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6708 states to 6708 states and 18480 transitions. [2022-03-03 18:22:23,725 INFO L78 Accepts]: Start accepts. Automaton has 6708 states and 18480 transitions. Word has length 100 [2022-03-03 18:22:23,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:23,725 INFO L470 AbstractCegarLoop]: Abstraction has 6708 states and 18480 transitions. [2022-03-03 18:22:23,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:23,725 INFO L276 IsEmpty]: Start isEmpty. Operand 6708 states and 18480 transitions. [2022-03-03 18:22:23,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:23,730 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:23,730 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:23,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable323 [2022-03-03 18:22:23,730 INFO L402 AbstractCegarLoop]: === Iteration 325 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:23,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:23,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1981652731, now seen corresponding path program 77 times [2022-03-03 18:22:23,731 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:23,731 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533577614] [2022-03-03 18:22:23,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:23,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:24,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:24,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:24,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533577614] [2022-03-03 18:22:24,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533577614] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:24,597 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:24,597 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:24,597 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789590603] [2022-03-03 18:22:24,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:24,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:24,598 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:24,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:24,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:24,598 INFO L87 Difference]: Start difference. First operand 6708 states and 18480 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:26,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:26,413 INFO L93 Difference]: Finished difference Result 8660 states and 22987 transitions. [2022-03-03 18:22:26,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:22:26,413 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:26,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:26,428 INFO L225 Difference]: With dead ends: 8660 [2022-03-03 18:22:26,429 INFO L226 Difference]: Without dead ends: 8660 [2022-03-03 18:22:26,429 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:26,429 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1449 mSDsluCounter, 1715 mSDsCounter, 0 mSdLazyCounter, 1656 mSolverCounterSat, 314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1449 SdHoareTripleChecker+Valid, 2055 SdHoareTripleChecker+Invalid, 1970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 314 IncrementalHoareTripleChecker+Valid, 1656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:26,429 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1449 Valid, 2055 Invalid, 1970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [314 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:22:26,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8660 states. [2022-03-03 18:22:26,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8660 to 6680. [2022-03-03 18:22:26,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6680 states, 6676 states have (on average 2.75584182144997) internal successors, (18398), 6679 states have internal predecessors, (18398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:26,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6680 states to 6680 states and 18398 transitions. [2022-03-03 18:22:26,538 INFO L78 Accepts]: Start accepts. Automaton has 6680 states and 18398 transitions. Word has length 100 [2022-03-03 18:22:26,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:26,538 INFO L470 AbstractCegarLoop]: Abstraction has 6680 states and 18398 transitions. [2022-03-03 18:22:26,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:26,538 INFO L276 IsEmpty]: Start isEmpty. Operand 6680 states and 18398 transitions. [2022-03-03 18:22:26,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:26,544 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:26,544 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:26,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324 [2022-03-03 18:22:26,544 INFO L402 AbstractCegarLoop]: === Iteration 326 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:26,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:26,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1576318495, now seen corresponding path program 78 times [2022-03-03 18:22:26,545 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:26,545 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102940935] [2022-03-03 18:22:26,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:26,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:27,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:27,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:27,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102940935] [2022-03-03 18:22:27,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102940935] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:27,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:27,501 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:27,501 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305403725] [2022-03-03 18:22:27,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:27,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:27,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:27,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:27,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:27,502 INFO L87 Difference]: Start difference. First operand 6680 states and 18398 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:29,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:29,112 INFO L93 Difference]: Finished difference Result 8604 states and 22837 transitions. [2022-03-03 18:22:29,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:22:29,113 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:29,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:29,125 INFO L225 Difference]: With dead ends: 8604 [2022-03-03 18:22:29,126 INFO L226 Difference]: Without dead ends: 8604 [2022-03-03 18:22:29,126 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:22:29,126 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1217 mSDsluCounter, 1627 mSDsCounter, 0 mSdLazyCounter, 1477 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1217 SdHoareTripleChecker+Valid, 1943 SdHoareTripleChecker+Invalid, 1747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 1477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:29,126 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1217 Valid, 1943 Invalid, 1747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 1477 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:22:29,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8604 states. [2022-03-03 18:22:29,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8604 to 6708. [2022-03-03 18:22:29,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6708 states, 6704 states have (on average 2.756563245823389) internal successors, (18480), 6707 states have internal predecessors, (18480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:29,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6708 states to 6708 states and 18480 transitions. [2022-03-03 18:22:29,245 INFO L78 Accepts]: Start accepts. Automaton has 6708 states and 18480 transitions. Word has length 100 [2022-03-03 18:22:29,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:29,245 INFO L470 AbstractCegarLoop]: Abstraction has 6708 states and 18480 transitions. [2022-03-03 18:22:29,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:29,246 INFO L276 IsEmpty]: Start isEmpty. Operand 6708 states and 18480 transitions. [2022-03-03 18:22:29,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:29,253 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:29,253 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:29,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable325 [2022-03-03 18:22:29,253 INFO L402 AbstractCegarLoop]: === Iteration 327 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:29,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:29,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1177532075, now seen corresponding path program 79 times [2022-03-03 18:22:29,253 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:29,253 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980032684] [2022-03-03 18:22:29,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:29,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:30,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:30,256 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:30,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980032684] [2022-03-03 18:22:30,256 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980032684] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:30,256 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:30,256 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:30,256 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188271214] [2022-03-03 18:22:30,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:30,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:30,256 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:30,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:30,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:30,257 INFO L87 Difference]: Start difference. First operand 6708 states and 18480 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:32,233 INFO L93 Difference]: Finished difference Result 8772 states and 23273 transitions. [2022-03-03 18:22:32,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:22:32,234 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:32,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:32,243 INFO L225 Difference]: With dead ends: 8772 [2022-03-03 18:22:32,243 INFO L226 Difference]: Without dead ends: 8772 [2022-03-03 18:22:32,243 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:32,244 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1533 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1637 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1533 SdHoareTripleChecker+Valid, 2071 SdHoareTripleChecker+Invalid, 1925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 1637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:32,244 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1533 Valid, 2071 Invalid, 1925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 1637 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:22:32,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8772 states. [2022-03-03 18:22:32,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8772 to 6722. [2022-03-03 18:22:32,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6722 states, 6718 states have (on average 2.756921702887764) internal successors, (18521), 6721 states have internal predecessors, (18521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6722 states to 6722 states and 18521 transitions. [2022-03-03 18:22:32,321 INFO L78 Accepts]: Start accepts. Automaton has 6722 states and 18521 transitions. Word has length 100 [2022-03-03 18:22:32,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:32,321 INFO L470 AbstractCegarLoop]: Abstraction has 6722 states and 18521 transitions. [2022-03-03 18:22:32,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,321 INFO L276 IsEmpty]: Start isEmpty. Operand 6722 states and 18521 transitions. [2022-03-03 18:22:32,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:32,326 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:32,326 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:32,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable326 [2022-03-03 18:22:32,326 INFO L402 AbstractCegarLoop]: === Iteration 328 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:32,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:32,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1480558017, now seen corresponding path program 80 times [2022-03-03 18:22:32,326 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:32,326 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437848817] [2022-03-03 18:22:32,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:32,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:33,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:33,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:33,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437848817] [2022-03-03 18:22:33,150 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437848817] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:33,150 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:33,150 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:33,150 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243745531] [2022-03-03 18:22:33,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:33,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:33,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:33,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:33,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:33,151 INFO L87 Difference]: Start difference. First operand 6722 states and 18521 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:35,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:35,155 INFO L93 Difference]: Finished difference Result 8758 states and 23260 transitions. [2022-03-03 18:22:35,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:22:35,156 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:35,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:35,168 INFO L225 Difference]: With dead ends: 8758 [2022-03-03 18:22:35,168 INFO L226 Difference]: Without dead ends: 8758 [2022-03-03 18:22:35,168 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:35,168 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1211 mSDsluCounter, 2061 mSDsCounter, 0 mSdLazyCounter, 1900 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1211 SdHoareTripleChecker+Valid, 2398 SdHoareTripleChecker+Invalid, 2172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:35,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1211 Valid, 2398 Invalid, 2172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1900 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:22:35,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8758 states. [2022-03-03 18:22:35,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8758 to 6652. [2022-03-03 18:22:35,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6652 states, 6648 states have (on average 2.7551143200962698) internal successors, (18316), 6651 states have internal predecessors, (18316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:35,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6652 states to 6652 states and 18316 transitions. [2022-03-03 18:22:35,265 INFO L78 Accepts]: Start accepts. Automaton has 6652 states and 18316 transitions. Word has length 100 [2022-03-03 18:22:35,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:35,266 INFO L470 AbstractCegarLoop]: Abstraction has 6652 states and 18316 transitions. [2022-03-03 18:22:35,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:35,266 INFO L276 IsEmpty]: Start isEmpty. Operand 6652 states and 18316 transitions. [2022-03-03 18:22:35,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:35,271 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:35,271 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:35,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable327 [2022-03-03 18:22:35,271 INFO L402 AbstractCegarLoop]: === Iteration 329 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:35,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:35,271 INFO L85 PathProgramCache]: Analyzing trace with hash 2029529121, now seen corresponding path program 81 times [2022-03-03 18:22:35,272 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:35,272 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457711050] [2022-03-03 18:22:35,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:35,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:36,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:36,173 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:36,173 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457711050] [2022-03-03 18:22:36,173 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457711050] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:36,173 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:36,173 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:36,173 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820068896] [2022-03-03 18:22:36,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:36,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:36,173 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:36,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:36,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:36,174 INFO L87 Difference]: Start difference. First operand 6652 states and 18316 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:37,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:37,790 INFO L93 Difference]: Finished difference Result 8380 states and 22237 transitions. [2022-03-03 18:22:37,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-03 18:22:37,790 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:37,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:37,803 INFO L225 Difference]: With dead ends: 8380 [2022-03-03 18:22:37,803 INFO L226 Difference]: Without dead ends: 8380 [2022-03-03 18:22:37,803 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:22:37,803 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1387 mSDsluCounter, 1679 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 1989 SdHoareTripleChecker+Invalid, 1854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:37,803 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 1989 Invalid, 1854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1587 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:22:37,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8380 states. [2022-03-03 18:22:37,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8380 to 6638. [2022-03-03 18:22:37,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6638 states, 6634 states have (on average 2.754748266505879) internal successors, (18275), 6637 states have internal predecessors, (18275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:37,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6638 states to 6638 states and 18275 transitions. [2022-03-03 18:22:37,897 INFO L78 Accepts]: Start accepts. Automaton has 6638 states and 18275 transitions. Word has length 100 [2022-03-03 18:22:37,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:37,897 INFO L470 AbstractCegarLoop]: Abstraction has 6638 states and 18275 transitions. [2022-03-03 18:22:37,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:37,898 INFO L276 IsEmpty]: Start isEmpty. Operand 6638 states and 18275 transitions. [2022-03-03 18:22:37,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:37,903 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:37,903 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:37,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable328 [2022-03-03 18:22:37,903 INFO L402 AbstractCegarLoop]: === Iteration 330 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:37,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:37,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1685980967, now seen corresponding path program 82 times [2022-03-03 18:22:37,903 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:37,903 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279267652] [2022-03-03 18:22:37,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:37,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:38,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:38,633 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:38,633 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279267652] [2022-03-03 18:22:38,633 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279267652] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:38,633 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:38,633 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:38,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097928715] [2022-03-03 18:22:38,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:38,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:38,634 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:38,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:38,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:38,634 INFO L87 Difference]: Start difference. First operand 6638 states and 18275 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:40,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:40,102 INFO L93 Difference]: Finished difference Result 8660 states and 22987 transitions. [2022-03-03 18:22:40,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:22:40,102 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:40,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:40,114 INFO L225 Difference]: With dead ends: 8660 [2022-03-03 18:22:40,114 INFO L226 Difference]: Without dead ends: 8660 [2022-03-03 18:22:40,114 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:22:40,114 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1280 mSDsluCounter, 1501 mSDsCounter, 0 mSdLazyCounter, 1409 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1280 SdHoareTripleChecker+Valid, 1828 SdHoareTripleChecker+Invalid, 1707 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 1409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:40,114 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1280 Valid, 1828 Invalid, 1707 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 1409 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:22:40,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8660 states. [2022-03-03 18:22:40,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8660 to 6638. [2022-03-03 18:22:40,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6638 states, 6634 states have (on average 2.754748266505879) internal successors, (18275), 6637 states have internal predecessors, (18275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:40,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6638 states to 6638 states and 18275 transitions. [2022-03-03 18:22:40,200 INFO L78 Accepts]: Start accepts. Automaton has 6638 states and 18275 transitions. Word has length 100 [2022-03-03 18:22:40,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:40,200 INFO L470 AbstractCegarLoop]: Abstraction has 6638 states and 18275 transitions. [2022-03-03 18:22:40,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:40,200 INFO L276 IsEmpty]: Start isEmpty. Operand 6638 states and 18275 transitions. [2022-03-03 18:22:40,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:40,205 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:40,205 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:40,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable329 [2022-03-03 18:22:40,205 INFO L402 AbstractCegarLoop]: === Iteration 331 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:40,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:40,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1996054967, now seen corresponding path program 83 times [2022-03-03 18:22:40,206 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:40,206 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967132332] [2022-03-03 18:22:40,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:40,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:40,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:40,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:40,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967132332] [2022-03-03 18:22:40,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967132332] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:40,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:40,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:40,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970286779] [2022-03-03 18:22:40,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:40,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:40,953 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:40,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:40,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:40,954 INFO L87 Difference]: Start difference. First operand 6638 states and 18275 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:42,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:42,551 INFO L93 Difference]: Finished difference Result 8604 states and 22837 transitions. [2022-03-03 18:22:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:22:42,551 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:42,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:42,563 INFO L225 Difference]: With dead ends: 8604 [2022-03-03 18:22:42,563 INFO L226 Difference]: Without dead ends: 8604 [2022-03-03 18:22:42,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:42,564 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1434 mSDsluCounter, 1539 mSDsCounter, 0 mSdLazyCounter, 1425 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 1875 SdHoareTripleChecker+Invalid, 1731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:42,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 1875 Invalid, 1731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1425 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:22:42,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8604 states. [2022-03-03 18:22:42,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8604 to 6638. [2022-03-03 18:22:42,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6638 states, 6634 states have (on average 2.754748266505879) internal successors, (18275), 6637 states have internal predecessors, (18275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:42,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6638 states to 6638 states and 18275 transitions. [2022-03-03 18:22:42,650 INFO L78 Accepts]: Start accepts. Automaton has 6638 states and 18275 transitions. Word has length 100 [2022-03-03 18:22:42,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:42,650 INFO L470 AbstractCegarLoop]: Abstraction has 6638 states and 18275 transitions. [2022-03-03 18:22:42,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:42,650 INFO L276 IsEmpty]: Start isEmpty. Operand 6638 states and 18275 transitions. [2022-03-03 18:22:42,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:42,655 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:42,655 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:42,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable330 [2022-03-03 18:22:42,655 INFO L402 AbstractCegarLoop]: === Iteration 332 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:42,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:42,655 INFO L85 PathProgramCache]: Analyzing trace with hash -359177763, now seen corresponding path program 84 times [2022-03-03 18:22:42,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:42,656 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022981996] [2022-03-03 18:22:42,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:42,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:43,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:43,608 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:43,608 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022981996] [2022-03-03 18:22:43,608 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022981996] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:43,609 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:43,609 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:43,609 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937841107] [2022-03-03 18:22:43,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:43,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:43,609 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:43,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:43,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:43,610 INFO L87 Difference]: Start difference. First operand 6638 states and 18275 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:45,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:45,560 INFO L93 Difference]: Finished difference Result 8590 states and 22824 transitions. [2022-03-03 18:22:45,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:22:45,560 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:45,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:45,573 INFO L225 Difference]: With dead ends: 8590 [2022-03-03 18:22:45,573 INFO L226 Difference]: Without dead ends: 8590 [2022-03-03 18:22:45,573 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:45,574 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1264 mSDsluCounter, 1769 mSDsCounter, 0 mSdLazyCounter, 1660 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1264 SdHoareTripleChecker+Valid, 2113 SdHoareTripleChecker+Invalid, 1958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 1660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:45,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1264 Valid, 2113 Invalid, 1958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 1660 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:22:45,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8590 states. [2022-03-03 18:22:45,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8590 to 6526. [2022-03-03 18:22:45,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6526 states, 6522 states have (on average 2.7517632628028212) internal successors, (17947), 6525 states have internal predecessors, (17947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:45,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6526 states to 6526 states and 17947 transitions. [2022-03-03 18:22:45,667 INFO L78 Accepts]: Start accepts. Automaton has 6526 states and 17947 transitions. Word has length 100 [2022-03-03 18:22:45,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:45,667 INFO L470 AbstractCegarLoop]: Abstraction has 6526 states and 17947 transitions. [2022-03-03 18:22:45,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:45,667 INFO L276 IsEmpty]: Start isEmpty. Operand 6526 states and 17947 transitions. [2022-03-03 18:22:45,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:45,672 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:45,672 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:45,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable331 [2022-03-03 18:22:45,672 INFO L402 AbstractCegarLoop]: === Iteration 333 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:45,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:45,673 INFO L85 PathProgramCache]: Analyzing trace with hash 321124441, now seen corresponding path program 85 times [2022-03-03 18:22:45,673 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:45,673 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001951264] [2022-03-03 18:22:45,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:45,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:45,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:46,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:46,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:46,330 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001951264] [2022-03-03 18:22:46,330 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001951264] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:46,330 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:46,330 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:46,330 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489373223] [2022-03-03 18:22:46,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:46,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:46,330 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:46,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:46,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:46,330 INFO L87 Difference]: Start difference. First operand 6526 states and 17947 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:48,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:48,613 INFO L93 Difference]: Finished difference Result 9179 states and 24076 transitions. [2022-03-03 18:22:48,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:22:48,614 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:48,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:48,627 INFO L225 Difference]: With dead ends: 9179 [2022-03-03 18:22:48,627 INFO L226 Difference]: Without dead ends: 9179 [2022-03-03 18:22:48,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=530, Invalid=1030, Unknown=0, NotChecked=0, Total=1560 [2022-03-03 18:22:48,627 INFO L933 BasicCegarLoop]: 471 mSDtfsCounter, 1698 mSDsluCounter, 1989 mSDsCounter, 0 mSdLazyCounter, 1906 mSolverCounterSat, 366 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 2440 SdHoareTripleChecker+Invalid, 2272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 366 IncrementalHoareTripleChecker+Valid, 1906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:48,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1698 Valid, 2440 Invalid, 2272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [366 Valid, 1906 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:22:48,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9179 states. [2022-03-03 18:22:48,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9179 to 6582. [2022-03-03 18:22:48,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6582 states, 6578 states have (on average 2.753268470659775) internal successors, (18111), 6581 states have internal predecessors, (18111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:48,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6582 states to 6582 states and 18111 transitions. [2022-03-03 18:22:48,723 INFO L78 Accepts]: Start accepts. Automaton has 6582 states and 18111 transitions. Word has length 100 [2022-03-03 18:22:48,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:48,724 INFO L470 AbstractCegarLoop]: Abstraction has 6582 states and 18111 transitions. [2022-03-03 18:22:48,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:48,724 INFO L276 IsEmpty]: Start isEmpty. Operand 6582 states and 18111 transitions. [2022-03-03 18:22:48,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:48,729 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:48,729 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:48,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable332 [2022-03-03 18:22:48,729 INFO L402 AbstractCegarLoop]: === Iteration 334 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:48,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:48,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1350575297, now seen corresponding path program 86 times [2022-03-03 18:22:48,729 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:48,729 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999495420] [2022-03-03 18:22:48,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:48,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:49,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:49,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:49,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999495420] [2022-03-03 18:22:49,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999495420] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:49,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:49,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:49,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936348948] [2022-03-03 18:22:49,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:49,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:49,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:49,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:49,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:49,600 INFO L87 Difference]: Start difference. First operand 6582 states and 18111 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:51,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:51,778 INFO L93 Difference]: Finished difference Result 8843 states and 23148 transitions. [2022-03-03 18:22:51,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-03 18:22:51,778 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:51,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:51,792 INFO L225 Difference]: With dead ends: 8843 [2022-03-03 18:22:51,792 INFO L226 Difference]: Without dead ends: 8843 [2022-03-03 18:22:51,792 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:22:51,793 INFO L933 BasicCegarLoop]: 409 mSDtfsCounter, 1430 mSDsluCounter, 2115 mSDsCounter, 0 mSdLazyCounter, 2002 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1430 SdHoareTripleChecker+Valid, 2501 SdHoareTripleChecker+Invalid, 2311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 2002 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:51,793 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1430 Valid, 2501 Invalid, 2311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 2002 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:22:51,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8843 states. [2022-03-03 18:22:51,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8843 to 6638. [2022-03-03 18:22:51,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6638 states, 6634 states have (on average 2.754748266505879) internal successors, (18275), 6637 states have internal predecessors, (18275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:51,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6638 states to 6638 states and 18275 transitions. [2022-03-03 18:22:51,899 INFO L78 Accepts]: Start accepts. Automaton has 6638 states and 18275 transitions. Word has length 100 [2022-03-03 18:22:51,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:51,899 INFO L470 AbstractCegarLoop]: Abstraction has 6638 states and 18275 transitions. [2022-03-03 18:22:51,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:51,899 INFO L276 IsEmpty]: Start isEmpty. Operand 6638 states and 18275 transitions. [2022-03-03 18:22:51,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:51,905 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:51,905 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:51,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable333 [2022-03-03 18:22:51,905 INFO L402 AbstractCegarLoop]: === Iteration 335 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:51,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:51,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1326503177, now seen corresponding path program 87 times [2022-03-03 18:22:51,905 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:51,905 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152718620] [2022-03-03 18:22:51,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:51,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:52,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:52,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:52,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152718620] [2022-03-03 18:22:52,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152718620] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:52,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:52,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:52,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764207291] [2022-03-03 18:22:52,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:52,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:52,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:52,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:52,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:52,897 INFO L87 Difference]: Start difference. First operand 6638 states and 18275 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:54,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:54,433 INFO L93 Difference]: Finished difference Result 8702 states and 23110 transitions. [2022-03-03 18:22:54,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:22:54,433 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:54,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:54,446 INFO L225 Difference]: With dead ends: 8702 [2022-03-03 18:22:54,446 INFO L226 Difference]: Without dead ends: 8702 [2022-03-03 18:22:54,446 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:54,446 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1330 mSDsluCounter, 1497 mSDsCounter, 0 mSdLazyCounter, 1483 mSolverCounterSat, 335 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1330 SdHoareTripleChecker+Valid, 1836 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 335 IncrementalHoareTripleChecker+Valid, 1483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:54,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1330 Valid, 1836 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [335 Valid, 1483 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:22:54,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8702 states. [2022-03-03 18:22:54,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8702 to 6596. [2022-03-03 18:22:54,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6596 states, 6592 states have (on average 2.753640776699029) internal successors, (18152), 6595 states have internal predecessors, (18152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:54,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6596 states to 6596 states and 18152 transitions. [2022-03-03 18:22:54,554 INFO L78 Accepts]: Start accepts. Automaton has 6596 states and 18152 transitions. Word has length 100 [2022-03-03 18:22:54,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:54,554 INFO L470 AbstractCegarLoop]: Abstraction has 6596 states and 18152 transitions. [2022-03-03 18:22:54,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:54,554 INFO L276 IsEmpty]: Start isEmpty. Operand 6596 states and 18152 transitions. [2022-03-03 18:22:54,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:54,561 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:54,561 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:54,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable334 [2022-03-03 18:22:54,562 INFO L402 AbstractCegarLoop]: === Iteration 336 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:54,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:54,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1721907943, now seen corresponding path program 88 times [2022-03-03 18:22:54,562 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:54,562 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705910079] [2022-03-03 18:22:54,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:54,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:55,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:55,242 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:55,242 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705910079] [2022-03-03 18:22:55,242 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705910079] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:55,242 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:55,242 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:55,242 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28790454] [2022-03-03 18:22:55,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:55,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:55,242 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:55,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:55,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:55,243 INFO L87 Difference]: Start difference. First operand 6596 states and 18152 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:56,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:56,736 INFO L93 Difference]: Finished difference Result 8338 states and 22100 transitions. [2022-03-03 18:22:56,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:22:56,736 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:56,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:56,748 INFO L225 Difference]: With dead ends: 8338 [2022-03-03 18:22:56,748 INFO L226 Difference]: Without dead ends: 8338 [2022-03-03 18:22:56,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:56,748 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1359 mSDsluCounter, 1768 mSDsCounter, 0 mSdLazyCounter, 1643 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1359 SdHoareTripleChecker+Valid, 2092 SdHoareTripleChecker+Invalid, 1917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:56,748 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1359 Valid, 2092 Invalid, 1917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1643 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:22:56,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8338 states. [2022-03-03 18:22:56,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8338 to 6610. [2022-03-03 18:22:56,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6610 states, 6606 states have (on average 2.7540115046927034) internal successors, (18193), 6609 states have internal predecessors, (18193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:56,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6610 states to 6610 states and 18193 transitions. [2022-03-03 18:22:56,831 INFO L78 Accepts]: Start accepts. Automaton has 6610 states and 18193 transitions. Word has length 100 [2022-03-03 18:22:56,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:56,831 INFO L470 AbstractCegarLoop]: Abstraction has 6610 states and 18193 transitions. [2022-03-03 18:22:56,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:56,831 INFO L276 IsEmpty]: Start isEmpty. Operand 6610 states and 18193 transitions. [2022-03-03 18:22:56,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:56,837 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:56,837 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:56,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable335 [2022-03-03 18:22:56,837 INFO L402 AbstractCegarLoop]: === Iteration 337 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:56,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:56,837 INFO L85 PathProgramCache]: Analyzing trace with hash -85030739, now seen corresponding path program 89 times [2022-03-03 18:22:56,837 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:56,837 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251600652] [2022-03-03 18:22:56,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:56,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:57,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:57,771 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:57,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251600652] [2022-03-03 18:22:57,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251600652] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:57,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:57,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:22:57,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764821147] [2022-03-03 18:22:57,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:57,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:22:57,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:57,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:22:57,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:22:57,772 INFO L87 Difference]: Start difference. First operand 6610 states and 18193 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:59,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:59,703 INFO L93 Difference]: Finished difference Result 8506 states and 22564 transitions. [2022-03-03 18:22:59,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:22:59,703 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:22:59,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:59,714 INFO L225 Difference]: With dead ends: 8506 [2022-03-03 18:22:59,715 INFO L226 Difference]: Without dead ends: 8506 [2022-03-03 18:22:59,715 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:59,715 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1350 mSDsluCounter, 1982 mSDsCounter, 0 mSdLazyCounter, 1881 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1350 SdHoareTripleChecker+Valid, 2316 SdHoareTripleChecker+Invalid, 2158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:59,715 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1350 Valid, 2316 Invalid, 2158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1881 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:22:59,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8506 states. [2022-03-03 18:22:59,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8506 to 6582. [2022-03-03 18:22:59,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6582 states, 6578 states have (on average 2.753268470659775) internal successors, (18111), 6581 states have internal predecessors, (18111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:59,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6582 states to 6582 states and 18111 transitions. [2022-03-03 18:22:59,792 INFO L78 Accepts]: Start accepts. Automaton has 6582 states and 18111 transitions. Word has length 100 [2022-03-03 18:22:59,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:59,792 INFO L470 AbstractCegarLoop]: Abstraction has 6582 states and 18111 transitions. [2022-03-03 18:22:59,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:59,792 INFO L276 IsEmpty]: Start isEmpty. Operand 6582 states and 18111 transitions. [2022-03-03 18:22:59,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:22:59,797 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:59,797 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:59,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable336 [2022-03-03 18:22:59,797 INFO L402 AbstractCegarLoop]: === Iteration 338 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:22:59,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:59,797 INFO L85 PathProgramCache]: Analyzing trace with hash 320303497, now seen corresponding path program 90 times [2022-03-03 18:22:59,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:59,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248518946] [2022-03-03 18:22:59,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:59,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:00,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:00,439 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:00,439 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248518946] [2022-03-03 18:23:00,439 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248518946] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:00,439 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:00,439 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:23:00,439 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862052853] [2022-03-03 18:23:00,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:00,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:23:00,439 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:00,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:23:00,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:23:00,439 INFO L87 Difference]: Start difference. First operand 6582 states and 18111 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:02,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:02,030 INFO L93 Difference]: Finished difference Result 8170 states and 21650 transitions. [2022-03-03 18:23:02,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-03 18:23:02,030 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:23:02,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:02,045 INFO L225 Difference]: With dead ends: 8170 [2022-03-03 18:23:02,045 INFO L226 Difference]: Without dead ends: 8170 [2022-03-03 18:23:02,045 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:23:02,045 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1392 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 1576 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1392 SdHoareTripleChecker+Valid, 1948 SdHoareTripleChecker+Invalid, 1853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:02,045 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1392 Valid, 1948 Invalid, 1853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1576 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:23:02,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8170 states. [2022-03-03 18:23:02,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8170 to 6554. [2022-03-03 18:23:02,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6554 states, 6550 states have (on average 2.7525190839694655) internal successors, (18029), 6553 states have internal predecessors, (18029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:02,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6554 states to 6554 states and 18029 transitions. [2022-03-03 18:23:02,161 INFO L78 Accepts]: Start accepts. Automaton has 6554 states and 18029 transitions. Word has length 100 [2022-03-03 18:23:02,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:02,161 INFO L470 AbstractCegarLoop]: Abstraction has 6554 states and 18029 transitions. [2022-03-03 18:23:02,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:02,161 INFO L276 IsEmpty]: Start isEmpty. Operand 6554 states and 18029 transitions. [2022-03-03 18:23:02,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:23:02,167 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:02,167 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:02,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable337 [2022-03-03 18:23:02,167 INFO L402 AbstractCegarLoop]: === Iteration 339 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:23:02,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:02,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1220813229, now seen corresponding path program 91 times [2022-03-03 18:23:02,168 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:02,168 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914994713] [2022-03-03 18:23:02,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:02,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:03,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:03,005 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:03,005 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914994713] [2022-03-03 18:23:03,005 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914994713] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:03,005 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:03,005 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:23:03,005 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464251793] [2022-03-03 18:23:03,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:03,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:23:03,005 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:03,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:23:03,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:23:03,006 INFO L87 Difference]: Start difference. First operand 6554 states and 18029 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:04,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:04,318 INFO L93 Difference]: Finished difference Result 8394 states and 22250 transitions. [2022-03-03 18:23:04,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-03 18:23:04,318 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:23:04,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:04,332 INFO L225 Difference]: With dead ends: 8394 [2022-03-03 18:23:04,332 INFO L226 Difference]: Without dead ends: 8394 [2022-03-03 18:23:04,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:23:04,333 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1276 mSDsluCounter, 1469 mSDsCounter, 0 mSdLazyCounter, 1441 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1276 SdHoareTripleChecker+Valid, 1798 SdHoareTripleChecker+Invalid, 1747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:04,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1276 Valid, 1798 Invalid, 1747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1441 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:23:04,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8394 states. [2022-03-03 18:23:04,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8394 to 6554. [2022-03-03 18:23:04,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6554 states, 6550 states have (on average 2.7525190839694655) internal successors, (18029), 6553 states have internal predecessors, (18029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:04,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6554 states to 6554 states and 18029 transitions. [2022-03-03 18:23:04,438 INFO L78 Accepts]: Start accepts. Automaton has 6554 states and 18029 transitions. Word has length 100 [2022-03-03 18:23:04,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:04,438 INFO L470 AbstractCegarLoop]: Abstraction has 6554 states and 18029 transitions. [2022-03-03 18:23:04,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:04,439 INFO L276 IsEmpty]: Start isEmpty. Operand 6554 states and 18029 transitions. [2022-03-03 18:23:04,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:23:04,444 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:04,444 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:04,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable338 [2022-03-03 18:23:04,444 INFO L402 AbstractCegarLoop]: === Iteration 340 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:23:04,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:04,444 INFO L85 PathProgramCache]: Analyzing trace with hash 416063975, now seen corresponding path program 92 times [2022-03-03 18:23:04,444 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:04,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952063645] [2022-03-03 18:23:04,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:04,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:04,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:05,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:05,269 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:05,269 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952063645] [2022-03-03 18:23:05,269 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952063645] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:05,269 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:05,269 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:23:05,269 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99021146] [2022-03-03 18:23:05,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:05,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:23:05,269 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:05,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:23:05,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:23:05,270 INFO L87 Difference]: Start difference. First operand 6554 states and 18029 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:06,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:06,831 INFO L93 Difference]: Finished difference Result 8380 states and 22237 transitions. [2022-03-03 18:23:06,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:23:06,831 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:23:06,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:06,844 INFO L225 Difference]: With dead ends: 8380 [2022-03-03 18:23:06,845 INFO L226 Difference]: Without dead ends: 8380 [2022-03-03 18:23:06,845 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:23:06,845 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1586 mSDsluCounter, 1477 mSDsCounter, 0 mSdLazyCounter, 1426 mSolverCounterSat, 318 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1586 SdHoareTripleChecker+Valid, 1819 SdHoareTripleChecker+Invalid, 1744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 318 IncrementalHoareTripleChecker+Valid, 1426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:06,845 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1586 Valid, 1819 Invalid, 1744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [318 Valid, 1426 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:23:06,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8380 states. [2022-03-03 18:23:06,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8380 to 6442. [2022-03-03 18:23:06,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6442 states, 6438 states have (on average 2.749456352904629) internal successors, (17701), 6441 states have internal predecessors, (17701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:06,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6442 states to 6442 states and 17701 transitions. [2022-03-03 18:23:06,956 INFO L78 Accepts]: Start accepts. Automaton has 6442 states and 17701 transitions. Word has length 100 [2022-03-03 18:23:06,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:06,956 INFO L470 AbstractCegarLoop]: Abstraction has 6442 states and 17701 transitions. [2022-03-03 18:23:06,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:06,956 INFO L276 IsEmpty]: Start isEmpty. Operand 6442 states and 17701 transitions. [2022-03-03 18:23:06,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:23:07,000 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:07,000 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:07,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable339 [2022-03-03 18:23:07,000 INFO L402 AbstractCegarLoop]: === Iteration 341 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:23:07,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:07,011 INFO L85 PathProgramCache]: Analyzing trace with hash -10116293, now seen corresponding path program 93 times [2022-03-03 18:23:07,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:07,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573975803] [2022-03-03 18:23:07,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:07,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:07,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:07,472 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:07,472 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573975803] [2022-03-03 18:23:07,472 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573975803] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:07,472 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:07,472 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:23:07,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125597867] [2022-03-03 18:23:07,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:07,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:23:07,473 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:07,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:23:07,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:23:07,473 INFO L87 Difference]: Start difference. First operand 6442 states and 17701 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:09,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:09,806 INFO L93 Difference]: Finished difference Result 9039 states and 23680 transitions. [2022-03-03 18:23:09,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:23:09,807 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2022-03-03 18:23:09,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:09,821 INFO L225 Difference]: With dead ends: 9039 [2022-03-03 18:23:09,821 INFO L226 Difference]: Without dead ends: 9039 [2022-03-03 18:23:09,821 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=552, Invalid=1088, Unknown=0, NotChecked=0, Total=1640 [2022-03-03 18:23:09,821 INFO L933 BasicCegarLoop]: 480 mSDtfsCounter, 1625 mSDsluCounter, 2228 mSDsCounter, 0 mSdLazyCounter, 2026 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1625 SdHoareTripleChecker+Valid, 2685 SdHoareTripleChecker+Invalid, 2363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 2026 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:09,821 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1625 Valid, 2685 Invalid, 2363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 2026 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:23:09,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9039 states. [2022-03-03 18:23:09,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9039 to 6484. [2022-03-03 18:23:09,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6484 states, 6480 states have (on average 2.7506172839506173) internal successors, (17824), 6483 states have internal predecessors, (17824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:09,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6484 states to 6484 states and 17824 transitions. [2022-03-03 18:23:09,926 INFO L78 Accepts]: Start accepts. Automaton has 6484 states and 17824 transitions. Word has length 100 [2022-03-03 18:23:09,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:09,926 INFO L470 AbstractCegarLoop]: Abstraction has 6484 states and 17824 transitions. [2022-03-03 18:23:09,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:09,926 INFO L276 IsEmpty]: Start isEmpty. Operand 6484 states and 17824 transitions. [2022-03-03 18:23:09,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-03 18:23:09,931 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:09,931 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:09,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable340 [2022-03-03 18:23:09,932 INFO L402 AbstractCegarLoop]: === Iteration 342 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-03 18:23:09,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:09,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1019334563, now seen corresponding path program 94 times [2022-03-03 18:23:09,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:09,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717391329] [2022-03-03 18:23:09,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:09,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:10,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:10,703 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:10,703 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717391329] [2022-03-03 18:23:10,704 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717391329] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:10,704 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:10,704 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-03 18:23:10,704 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965780666] [2022-03-03 18:23:10,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:10,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-03 18:23:10,704 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:10,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-03 18:23:10,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-03 18:23:10,704 INFO L87 Difference]: Start difference. First operand 6484 states and 17824 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Received shutdown request... [2022-03-03 18:23:12,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:23:12,308 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:23:12,309 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1509 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 1604 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1509 SdHoareTripleChecker+Valid, 2160 SdHoareTripleChecker+Invalid, 1848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:12,309 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1509 Valid, 2160 Invalid, 1848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1604 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:23:12,309 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-03 18:23:12,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable341 [2022-03-03 18:23:12,310 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). [2022-03-03 18:23:12,312 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-03 18:23:12,312 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-03 18:23:12,315 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-03 18:23:12,318 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-03 18:23:12,318 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-03 18:23:12,319 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-03 18:23:12,319 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-03 18:23:12,319 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-03 18:23:12,319 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-03 18:23:12,319 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-03 18:23:12,319 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-03 18:23:12,319 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-03 18:23:12,319 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-03-03 18:23:12,319 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2022-03-03 18:23:12,320 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 25 remaining) [2022-03-03 18:23:12,320 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (9 of 25 remaining) [2022-03-03 18:23:12,320 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-03 18:23:12,320 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-03 18:23:12,320 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-03 18:23:12,320 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-03 18:23:12,320 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-03 18:23:12,320 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-03 18:23:12,320 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-03 18:23:12,320 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-03 18:23:12,320 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-03 18:23:12,323 INFO L732 BasicCegarLoop]: Path program histogram: [100, 94, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:12,325 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-03 18:23:12,325 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-03 18:23:12,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 06:23:12 BasicIcfg [2022-03-03 18:23:12,327 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-03 18:23:12,327 INFO L158 Benchmark]: Toolchain (without parser) took 861968.22ms. Allocated memory was 230.7MB in the beginning and 3.5GB in the end (delta: 3.3GB). Free memory was 203.7MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. [2022-03-03 18:23:12,327 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 230.7MB. Free memory is still 193.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-03 18:23:12,327 INFO L158 Benchmark]: CACSL2BoogieTranslator took 712.50ms. Allocated memory is still 230.7MB. Free memory was 203.5MB in the beginning and 160.1MB in the end (delta: 43.4MB). Peak memory consumption was 46.7MB. Max. memory is 8.0GB. [2022-03-03 18:23:12,327 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.19ms. Allocated memory is still 230.7MB. Free memory was 160.1MB in the beginning and 155.7MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-03 18:23:12,328 INFO L158 Benchmark]: Boogie Preprocessor took 39.40ms. Allocated memory is still 230.7MB. Free memory was 155.7MB in the beginning and 151.7MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-03 18:23:12,328 INFO L158 Benchmark]: RCFGBuilder took 734.18ms. Allocated memory was 230.7MB in the beginning and 285.2MB in the end (delta: 54.5MB). Free memory was 151.7MB in the beginning and 225.5MB in the end (delta: -73.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-03-03 18:23:12,328 INFO L158 Benchmark]: TraceAbstraction took 860421.39ms. Allocated memory was 285.2MB in the beginning and 3.5GB in the end (delta: 3.2GB). Free memory was 225.0MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. [2022-03-03 18:23:12,328 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 230.7MB. Free memory is still 193.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 712.50ms. Allocated memory is still 230.7MB. Free memory was 203.5MB in the beginning and 160.1MB in the end (delta: 43.4MB). Peak memory consumption was 46.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 54.19ms. Allocated memory is still 230.7MB. Free memory was 160.1MB in the beginning and 155.7MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.40ms. Allocated memory is still 230.7MB. Free memory was 155.7MB in the beginning and 151.7MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 734.18ms. Allocated memory was 230.7MB in the beginning and 285.2MB in the end (delta: 54.5MB). Free memory was 151.7MB in the beginning and 225.5MB in the end (delta: -73.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 860421.39ms. Allocated memory was 285.2MB in the beginning and 3.5GB in the end (delta: 3.2GB). Free memory was 225.0MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 1.5GB. 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 - TimeoutResultAtElement [Line: 1734]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1708]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1709]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1723]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1726]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1729]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1732]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1756]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1757]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1758]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1735]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1759]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1752]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1753]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1714]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1713]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1694]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1697]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1700]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6484states) and FLOYD_HOARE automaton (currently 21 states, 18 states before enhancement),while ReachableStatesComputation was computing reachable states (8604 states constructed, input type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 260 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 860.3s, OverallIterations: 342, TraceHistogramMax: 1, PathProgramHistogramMax: 100, EmptinessCheckTime: 2.2s, AutomataDifference: 565.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.8s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 464906 SdHoareTripleChecker+Valid, 427.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 464906 mSDsluCounter, 698722 SdHoareTripleChecker+Invalid, 370.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 588131 mSDsCounter, 67957 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 529737 IncrementalHoareTripleChecker+Invalid, 597694 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67957 mSolverCounterUnsat, 121779 mSDtfsCounter, 529737 mSolverCounterSat, 2.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11328 GetRequests, 675 SyntacticMatches, 0 SemanticMatches, 10653 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31017 ImplicationChecksByTransitivity, 169.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26181occurred in iteration=0, InterpolantAutomatonStates: 6636, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 43.5s AutomataMinimizationTime, 341 MinimizatonAttempts, 594542 StatesRemovedByMinimization, 339 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 235.2s InterpolantComputationTime, 33653 NumberOfCodeBlocks, 33653 NumberOfCodeBlocksAsserted, 342 NumberOfCheckSat, 33311 ConstructedInterpolants, 0 QuantifiedInterpolants, 431293 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 342 InterpolantComputations, 342 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: Timeout Completed graceful shutdown